diff --git a/setup.py b/setup.py
index 3eaea0f5db4..11a15bd2b3e 100644
--- a/setup.py
+++ b/setup.py
@@ -8,15 +8,15 @@ try:
     from setuptools import setup, find_packages
 except ImportError:
     print("Ansible now needs setuptools in order to build. Install it using"
-            " your package manager (usually python-setuptools) or via pip (pip"
-            " install setuptools).")
+          " your package manager (usually python-setuptools) or via pip (pip"
+          " install setuptools).")
     sys.exit(1)
 
 with open('requirements.txt') as requirements_file:
     install_requirements = requirements_file.read().splitlines()
     if not install_requirements:
         print("Unable to read requirements from the requirements.txt file"
-                "That indicates this copy of the source code is incomplete.")
+              "That indicates this copy of the source code is incomplete.")
         sys.exit(2)
 
 SYMLINKS = {'ansible': frozenset(('ansible-console',
@@ -49,7 +49,7 @@ setup(
     # Ansible will also make use of a system copy of python-six and
     # python-selectors2 if installed but use a Bundled copy if it's not.
     install_requires=install_requirements,
-    package_dir={ '': 'lib' },
+    package_dir={'': 'lib'},
     packages=find_packages('lib'),
     package_data={
         '': [
diff --git a/test/integration/cleanup_azure.py b/test/integration/cleanup_azure.py
index 8b137891791..e69de29bb2d 100644
--- a/test/integration/cleanup_azure.py
+++ b/test/integration/cleanup_azure.py
@@ -1 +0,0 @@
-
diff --git a/test/integration/cleanup_ec2.py b/test/integration/cleanup_ec2.py
index bee099633b3..755ae09bb8b 100644
--- a/test/integration/cleanup_ec2.py
+++ b/test/integration/cleanup_ec2.py
@@ -4,15 +4,16 @@ Find and delete AWS resources matching the provided --match string.  Unless
 Please use caution, you can easily delete you're *ENTIRE* EC2 infrastructure.
 '''
 
+import boto
+import boto.ec2.elb
+import optparse
 import os
+import os.path
 import re
 import sys
-import boto
-import optparse
-import yaml
-import os.path
-import boto.ec2.elb
 import time
+import yaml
+
 
 def delete_aws_resources(get_func, attr, opts):
     for item in get_func():
@@ -20,6 +21,7 @@ def delete_aws_resources(get_func, attr, opts):
         if re.search(opts.match_re, val):
             prompt_and_delete(item, "Delete matching %s? [y/n]: " % (item,), opts.assumeyes)
 
+
 def delete_autoscaling_group(get_func, attr, opts):
     assumeyes = opts.assumeyes
     group_name = None
@@ -49,7 +51,8 @@ def delete_autoscaling_group(get_func, attr, opts):
             group.delete()
             while len(asg.get_all_groups(names=[group_name])):
                 time.sleep(5)
-            print ("Terminated ASG: %s" % group_name)
+            print("Terminated ASG: %s" % group_name)
+
 
 def delete_aws_eips(get_func, attr, opts):
 
@@ -65,22 +68,25 @@ def delete_aws_eips(get_func, attr, opts):
         if val in eip_log:
             prompt_and_delete(item, "Delete matching %s? [y/n]: " % (item,), opts.assumeyes)
 
+
 def delete_aws_instances(reservation, opts):
     for list in reservation:
         for item in list.instances:
             prompt_and_delete(item, "Delete matching %s? [y/n]: " % (item,), opts.assumeyes)
 
+
 def prompt_and_delete(item, prompt, assumeyes):
     if not assumeyes:
         assumeyes = raw_input(prompt).lower() == 'y'
-    assert hasattr(item, 'delete') or hasattr(item, 'terminate') , "Class <%s> has no delete or terminate attribute" % item.__class__
+    assert hasattr(item, 'delete') or hasattr(item, 'terminate'), "Class <%s> has no delete or terminate attribute" % item.__class__
     if assumeyes:
         if hasattr(item, 'delete'):
             item.delete()
-            print ("Deleted %s" % item)
+            print("Deleted %s" % item)
         if hasattr(item, 'terminate'):
             item.terminate()
-            print ("Terminated %s" % item)
+            print("Terminated %s" % item)
+
 
 def parse_args():
     # Load details from credentials.yml
@@ -94,45 +100,61 @@ def parse_args():
         if default_aws_secret_key is None:
             default_aws_secret_key = credentials['ec2_secret_key']
 
-    parser = optparse.OptionParser(usage="%s [options]" % (sys.argv[0],),
-                description=__doc__)
-    parser.add_option("--access",
+    parser = optparse.OptionParser(
+        usage="%s [options]" % (sys.argv[0], ),
+        description=__doc__
+    )
+    parser.add_option(
+        "--access",
         action="store", dest="ec2_access_key",
         default=default_aws_access_key,
-        help="Amazon ec2 access id.  Can use EC2_ACCESS_KEY environment variable, or a values from credentials.yml.")
-    parser.add_option("--secret",
+        help="Amazon ec2 access id.  Can use EC2_ACCESS_KEY environment variable, or a values from credentials.yml."
+    )
+    parser.add_option(
+        "--secret",
         action="store", dest="ec2_secret_key",
         default=default_aws_secret_key,
-        help="Amazon ec2 secret key.  Can use EC2_SECRET_KEY environment variable, or a values from credentials.yml.")
-    parser.add_option("--eip-log",
+        help="Amazon ec2 secret key.  Can use EC2_SECRET_KEY environment variable, or a values from credentials.yml."
+    )
+    parser.add_option(
+        "--eip-log",
         action="store", dest="eip_log",
-        default = None,
-        help = "Path to log of EIPs created during test.")
-    parser.add_option("--integration-config",
+        default=None,
+        help="Path to log of EIPs created during test."
+    )
+    parser.add_option(
+        "--integration-config",
         action="store", dest="int_config",
-        default = "integration_config.yml",
-        help = "path to integration config")
-    parser.add_option("--credentials", "-c",
+        default="integration_config.yml",
+        help="path to integration config"
+    )
+    parser.add_option(
+        "--credentials", "-c",
         action="store", dest="credential_file",
         default="credentials.yml",
-        help="YAML file to read cloud credentials (default: %default)")
-    parser.add_option("--yes", "-y",
+        help="YAML file to read cloud credentials (default: %default)"
+    )
+    parser.add_option(
+        "--yes", "-y",
         action="store_true", dest="assumeyes",
         default=False,
-        help="Don't prompt for confirmation")
-    parser.add_option("--match",
+        help="Don't prompt for confirmation"
+    )
+    parser.add_option(
+        "--match",
         action="store", dest="match_re",
         default="^ansible-testing-",
-        help="Regular expression used to find AWS resources (default: %default)")
+        help="Regular expression used to find AWS resources (default: %default)"
+    )
 
     (opts, args) = parser.parse_args()
     for required in ['ec2_access_key', 'ec2_secret_key']:
         if getattr(opts, required) is None:
             parser.error("Missing required parameter: --%s" % required)
 
-
     return (opts, args)
 
+
 if __name__ == '__main__':
 
     (opts, args) = parse_args()
@@ -140,17 +162,17 @@ if __name__ == '__main__':
     int_config = yaml.load(open(opts.int_config).read())
     if not opts.eip_log:
         output_dir = os.path.expanduser(int_config["output_dir"])
-        opts.eip_log = output_dir + '/' + opts.match_re.replace('^','') + '-eip_integration_tests.log'
+        opts.eip_log = output_dir + '/' + opts.match_re.replace('^', '') + '-eip_integration_tests.log'
 
     # Connect to AWS
     aws = boto.connect_ec2(aws_access_key_id=opts.ec2_access_key,
-            aws_secret_access_key=opts.ec2_secret_key)
+                           aws_secret_access_key=opts.ec2_secret_key)
 
     elb = boto.connect_elb(aws_access_key_id=opts.ec2_access_key,
-            aws_secret_access_key=opts.ec2_secret_key)
+                           aws_secret_access_key=opts.ec2_secret_key)
 
     asg = boto.connect_autoscale(aws_access_key_id=opts.ec2_access_key,
-            aws_secret_access_key=opts.ec2_secret_key)
+                                 aws_secret_access_key=opts.ec2_secret_key)
 
     try:
         # Delete matching keys
@@ -172,7 +194,7 @@ if __name__ == '__main__':
         delete_aws_eips(aws.get_all_addresses, 'public_ip', opts)
 
         # Delete temporary instances
-        filters = {"tag:Name":opts.match_re.replace('^',''), "instance-state-name": ['running', 'pending', 'stopped' ]}
+        filters = {"tag:Name": opts.match_re.replace('^', ''), "instance-state-name": ['running', 'pending', 'stopped']}
         delete_aws_instances(aws.get_all_instances(filters=filters), opts)
 
     except KeyboardInterrupt as e:
diff --git a/test/integration/cleanup_gce.py b/test/integration/cleanup_gce.py
index 4c36072bb85..76728374b6b 100644
--- a/test/integration/cleanup_gce.py
+++ b/test/integration/cleanup_gce.py
@@ -4,21 +4,25 @@ Find and delete GCE resources matching the provided --match string.  Unless
 Please use caution, you can easily delete your *ENTIRE* GCE infrastructure.
 '''
 
+import optparse
 import os
 import re
 import sys
-import optparse
 import yaml
 
 try:
-    from libcloud.compute.types import Provider
+    from libcloud.common.google import (
+        GoogleBaseError,
+        QuotaExceededError,
+        ResourceExistsError,
+        ResourceInUseError,
+        ResourceNotFoundError,
+    )
     from libcloud.compute.providers import get_driver
-    from libcloud.common.google import GoogleBaseError, QuotaExceededError, \
-            ResourceExistsError, ResourceInUseError, ResourceNotFoundError
+    from libcloud.compute.types import Provider
     _ = Provider.GCE
 except ImportError:
-    print("failed=True " + \
-        "msg='libcloud with GCE support (0.13.3+) required for this module'")
+    print("failed=True msg='libcloud with GCE support (0.13.3+) required for this module'")
     sys.exit(1)
 
 import gce_credentials
@@ -30,26 +34,34 @@ def delete_gce_resources(get_func, attr, opts):
         if re.search(opts.match_re, val, re.IGNORECASE):
             prompt_and_delete(item, "Delete matching %s? [y/n]: " % (item,), opts.assumeyes)
 
+
 def prompt_and_delete(item, prompt, assumeyes):
     if not assumeyes:
         assumeyes = raw_input(prompt).lower() == 'y'
     assert hasattr(item, 'destroy'), "Class <%s> has no delete attribute" % item.__class__
     if assumeyes:
         item.destroy()
-        print ("Deleted %s" % item)
+        print("Deleted %s" % item)
+
 
 def parse_args():
-    parser = optparse.OptionParser(usage="%s [options]" % (sys.argv[0],),
-                description=__doc__)
+    parser = optparse.OptionParser(
+        usage="%s [options]" % sys.argv[0],
+        description=__doc__
+    )
     gce_credentials.add_credentials_options(parser)
-    parser.add_option("--yes", "-y",
+    parser.add_option(
+        "--yes", "-y",
         action="store_true", dest="assumeyes",
         default=False,
-        help="Don't prompt for confirmation")
-    parser.add_option("--match",
+        help="Don't prompt for confirmation"
+    )
+    parser.add_option(
+        "--match",
         action="store", dest="match_re",
         default="^ansible-testing-",
-        help="Regular expression used to find GCE resources (default: %default)")
+        help="Regular expression used to find GCE resources (default: %default)"
+    )
 
     (opts, args) = parser.parse_args()
     gce_credentials.check_required(opts, parser)
@@ -65,6 +77,7 @@ if __name__ == '__main__':
     try:
         # Delete matching instances
         delete_gce_resources(gce.list_nodes, 'name', opts)
+
         # Delete matching snapshots
         def get_snapshots():
             for volume in gce.list_volumes():
diff --git a/test/integration/cleanup_rax.py b/test/integration/cleanup_rax.py
index 5c757f53c54..a2b3893204a 100755
--- a/test/integration/cleanup_rax.py
+++ b/test/integration/cleanup_rax.py
@@ -55,19 +55,19 @@ def prompt_and_delete(item, prompt, assumeyes):
     if not assumeyes:
         assumeyes = raw_input(prompt).lower() == 'y'
     assert hasattr(item, 'delete') or hasattr(item, 'terminate'), \
-            "Class <%s> has no delete or terminate attribute" % item.__class__
+        "Class <%s> has no delete or terminate attribute" % item.__class__
     if assumeyes:
         if hasattr(item, 'delete'):
             item.delete()
-            print ("Deleted %s" % item)
+            print("Deleted %s" % item)
         if hasattr(item, 'terminate'):
             item.terminate()
-            print ("Terminated %s" % item)
+            print("Terminated %s" % item)
 
 
 def delete_rax(args):
     """Function for deleting CloudServers"""
-    print ("--- Cleaning CloudServers matching '%s'" % args.match_re)
+    print("--- Cleaning CloudServers matching '%s'" % args.match_re)
     search_opts = dict(name='^%s' % args.match_re)
     for region in pyrax.identity.services.compute.regions:
         cs = pyrax.connect_to_cloudservers(region=region)
@@ -80,7 +80,7 @@ def delete_rax(args):
 
 def delete_rax_clb(args):
     """Function for deleting Cloud Load Balancers"""
-    print ("--- Cleaning Cloud Load Balancers matching '%s'" % args.match_re)
+    print("--- Cleaning Cloud Load Balancers matching '%s'" % args.match_re)
     for region in pyrax.identity.services.load_balancer.regions:
         clb = pyrax.connect_to_cloud_loadbalancers(region=region)
         for lb in rax_list_iterator(clb):
@@ -92,7 +92,7 @@ def delete_rax_clb(args):
 
 def delete_rax_keypair(args):
     """Function for deleting Rackspace Key pairs"""
-    print ("--- Cleaning Key Pairs matching '%s'" % args.match_re)
+    print("--- Cleaning Key Pairs matching '%s'" % args.match_re)
     for region in pyrax.identity.services.compute.regions:
         cs = pyrax.connect_to_cloudservers(region=region)
         for keypair in cs.keypairs.list():
@@ -104,7 +104,7 @@ def delete_rax_keypair(args):
 
 def delete_rax_network(args):
     """Function for deleting Cloud Networks"""
-    print ("--- Cleaning Cloud Networks matching '%s'" % args.match_re)
+    print("--- Cleaning Cloud Networks matching '%s'" % args.match_re)
     for region in pyrax.identity.services.network.regions:
         cnw = pyrax.connect_to_cloud_networks(region=region)
         for network in cnw.list():
@@ -116,7 +116,7 @@ def delete_rax_network(args):
 
 def delete_rax_cbs(args):
     """Function for deleting Cloud Networks"""
-    print ("--- Cleaning Cloud Block Storage matching '%s'" % args.match_re)
+    print("--- Cleaning Cloud Block Storage matching '%s'" % args.match_re)
     for region in pyrax.identity.services.network.regions:
         cbs = pyrax.connect_to_cloud_blockstorage(region=region)
         for volume in cbs.list():
@@ -128,7 +128,7 @@ def delete_rax_cbs(args):
 
 def delete_rax_cdb(args):
     """Function for deleting Cloud Databases"""
-    print ("--- Cleaning Cloud Databases matching '%s'" % args.match_re)
+    print("--- Cleaning Cloud Databases matching '%s'" % args.match_re)
     for region in pyrax.identity.services.database.regions:
         cdb = pyrax.connect_to_cloud_databases(region=region)
         for db in rax_list_iterator(cdb):
@@ -146,7 +146,7 @@ def _force_delete_rax_scaling_group(manager):
 
 def delete_rax_scaling_group(args):
     """Function for deleting Autoscale Groups"""
-    print ("--- Cleaning Autoscale Groups matching '%s'" % args.match_re)
+    print("--- Cleaning Autoscale Groups matching '%s'" % args.match_re)
     for region in pyrax.identity.services.autoscale.regions:
         asg = pyrax.connect_to_autoscale(region=region)
         for group in rax_list_iterator(asg):
@@ -170,11 +170,11 @@ def main():
         try:
             func(args)
         except Exception as e:
-            print ("---- %s failed (%s)" % (func.__name__, e.message))
+            print("---- %s failed (%s)" % (func.__name__, e.message))
 
 
 if __name__ == '__main__':
     try:
         main()
     except KeyboardInterrupt:
-        print ('\nExiting...')
+        print('\nExiting...')
diff --git a/test/integration/gce_credentials.py b/test/integration/gce_credentials.py
index 526fe2bc540..4d3b540fe58 100644
--- a/test/integration/gce_credentials.py
+++ b/test/integration/gce_credentials.py
@@ -8,8 +8,7 @@ try:
     from libcloud.compute.providers import get_driver
     _ = Provider.GCE
 except ImportError:
-    print("failed=True " + \
-        "msg='libcloud with GCE support (0.13.3+) required for this module'")
+    print("failed=True msg='libcloud with GCE support (0.13.3+) required for this module'")
     sys.exit(1)
 
 
diff --git a/test/integration/setup_gce.py b/test/integration/setup_gce.py
index 2f346d0f408..2b22d4cad0a 100644
--- a/test/integration/setup_gce.py
+++ b/test/integration/setup_gce.py
@@ -7,19 +7,22 @@ ${prefix}-snapshot. prefix will be forced to lowercase, to ensure the names are
 legal GCE resource names.
 '''
 
-import sys
-import optparse
-
 import gce_credentials
+import optparse
+import sys
 
 
 def parse_args():
     parser = optparse.OptionParser(
-        usage="%s [options] <prefix>" % (sys.argv[0],), description=__doc__)
+        usage="%s [options] <prefix>" % (sys.argv[0],), description=__doc__
+    )
     gce_credentials.add_credentials_options(parser)
-    parser.add_option("--prefix",
-        action="store", dest="prefix",
-        help="String used to prefix GCE resource names (default: %default)")
+    parser.add_option(
+        "--prefix",
+        action="store",
+        dest="prefix",
+        help="String used to prefix GCE resource names (default: %default)"
+    )
 
     (opts, args) = parser.parse_args()
     gce_credentials.check_required(opts, parser)
@@ -27,6 +30,7 @@ def parse_args():
         parser.error("Missing required argument: name prefix")
     return (opts, args)
 
+
 if __name__ == '__main__':
 
     (opts, args) = parse_args()
@@ -34,9 +38,8 @@ if __name__ == '__main__':
     prefix = args[0].lower()
     try:
         base_volume = gce.create_volume(
-            size=10, name=prefix+'-base', location='us-central1-a')
-        gce.create_volume_snapshot(base_volume, name=prefix+'-snapshot')
-        gce.create_volume(
-            size=10, name=prefix+'-extra', location='us-central1-a')
+            size=10, name=prefix + '-base', location='us-central1-a')
+        gce.create_volume_snapshot(base_volume, name=prefix + '-snapshot')
+        gce.create_volume(size=10, name=prefix + '-extra', location='us-central1-a')
     except KeyboardInterrupt as e:
         print("\nExiting on user command.")
diff --git a/test/integration/targets/async/library/async_test.py b/test/integration/targets/async/library/async_test.py
index e378a768b1e..e4093bcb302 100644
--- a/test/integration/targets/async/library/async_test.py
+++ b/test/integration/targets/async/library/async_test.py
@@ -1,7 +1,9 @@
-import sys
 import json
+import sys
+
 from ansible.module_utils.basic import AnsibleModule
 
+
 def main():
     if "--interactive" in sys.argv:
         import ansible.module_utils.basic
@@ -11,8 +13,9 @@ def main():
             )
         ))
 
-    module = AnsibleModule(argument_spec = dict(
-        fail_mode = dict(type='list', default=['success'])
+    module = AnsibleModule(
+        argument_spec=dict(
+            fail_mode=dict(type='list', default=['success'])
         )
     )
 
diff --git a/test/integration/targets/uri/files/testserver.py b/test/integration/targets/uri/files/testserver.py
index 1488c814afd..1f6f1187db2 100644
--- a/test/integration/targets/uri/files/testserver.py
+++ b/test/integration/targets/uri/files/testserver.py
@@ -14,4 +14,3 @@ if __name__ == '__main__':
         mimetypes.add_type('application/json', '.json')
         import SimpleHTTPServer
         SimpleHTTPServer.test()
-
diff --git a/test/sanity/code-smell/ansible-var-precedence-check.py b/test/sanity/code-smell/ansible-var-precedence-check.py
index a27a5e116ee..6c06ef19016 100755
--- a/test/sanity/code-smell/ansible-var-precedence-check.py
+++ b/test/sanity/code-smell/ansible-var-precedence-check.py
@@ -81,6 +81,7 @@ class Role(object):
                 for dep in self.dependencies:
                     f.write('- { role: %s }\n' % dep)
 
+
 class DynamicInventory(object):
     BASESCRIPT = '''#!/usr/bin/python
 import json
@@ -140,13 +141,12 @@ print(json.dumps(data, indent=2, sort_keys=True))
                 'hosts': [xhost],
             }
 
-
     def write_script(self):
         fdir = os.path.join(TESTDIR, 'inventory')
         if not os.path.isdir(fdir):
             os.makedirs(fdir)
         fpath = os.path.join(fdir, 'hosts')
-        #fpath = os.path.join(TESTDIR, 'inventory')
+        # fpath = os.path.join(TESTDIR, 'inventory')
         self.fpath = fpath
 
         data = json.dumps(self.inventory)
@@ -414,22 +414,22 @@ def main():
     features = [
         'extra_vars',
         'include_params',
-        #'role_params', # FIXME: we don't yet validate tasks within a role
+        # 'role_params',  # FIXME: we don't yet validate tasks within a role
         'set_fact',
-        #'registered_vars', # FIXME: hard to simulate
+        # 'registered_vars',  # FIXME: hard to simulate
         'include_vars',
-        #'role_dep_params',
+        # 'role_dep_params',
         'task_vars',
         'block_vars',
         'role_var',
         'vars_file',
         'play_var',
-        #'host_facts', # FIXME: hard to simulate
+        # 'host_facts',  # FIXME: hard to simulate
         'pb_host_vars_file',
         'ini_host_vars_file',
         'ini_host',
         'pb_group_vars_file_child',
-        #'ini_group_vars_file_child', #FIXME: this contradicts documented precedence pb group vars files should override inventory ones
+        # 'ini_group_vars_file_child', #FIXME: this contradicts documented precedence pb group vars files should override inventory ones
         'pb_group_vars_file_parent',
         'ini_group_vars_file_parent',
         'pb_group_vars_file_all',
@@ -489,7 +489,7 @@ def main():
     dinv = options.use_dynamic_inventory
     if dinv:
         # some features are specific to ini, so swap those
-        for idx,x in enumerate(features):
+        for (idx, x) in enumerate(features):
             if x.startswith('ini_') and 'vars_file' not in x:
                 features[idx] = x.replace('ini_', 'script_')
 
diff --git a/test/sanity/pep8/legacy-files.txt b/test/sanity/pep8/legacy-files.txt
index 81eea886be8..e3d9b5bfd01 100644
--- a/test/sanity/pep8/legacy-files.txt
+++ b/test/sanity/pep8/legacy-files.txt
@@ -821,110 +821,3 @@ lib/ansible/utils/path.py
 lib/ansible/utils/ssh_functions.py
 lib/ansible/utils/vars.py
 lib/ansible/vars/manager.py
-setup.py
-test/integration/cleanup_azure.py
-test/integration/cleanup_ec2.py
-test/integration/cleanup_gce.py
-test/integration/cleanup_rax.py
-test/integration/gce_credentials.py
-test/integration/setup_gce.py
-test/integration/targets/async/library/async_test.py
-test/integration/targets/uri/files/testserver.py
-test/sanity/code-smell/ansible-var-precedence-check.py
-test/units/cli/test_galaxy.py
-test/units/contrib/inventory/test_vmware_inventory.py
-test/units/errors/test_errors.py
-test/units/executor/module_common/test_recursive_finder.py
-test/units/executor/test_play_iterator.py
-test/units/executor/test_playbook_executor.py
-test/units/executor/test_task_executor.py
-test/units/executor/test_task_result.py
-test/units/inventory/test_inventory.py
-test/units/mock/generator.py
-test/units/mock/loader.py
-test/units/module_utils/basic/test__log_invocation.py
-test/units/module_utils/basic/test_deprecate_warn.py
-test/units/module_utils/basic/test_exit_json.py
-test/units/module_utils/basic/test_heuristic_log_sanitize.py
-test/units/module_utils/basic/test_log.py
-test/units/module_utils/basic/test_no_log.py
-test/units/module_utils/basic/test_run_command.py
-test/units/module_utils/basic/test_safe_eval.py
-test/units/module_utils/basic/test_set_mode_if_different.py
-test/units/module_utils/ec2/test_aws.py
-test/units/module_utils/json_utils/test_filter_non_json_lines.py
-test/units/module_utils/test_basic.py
-test/units/module_utils/test_distribution_version.py
-test/units/module_utils/test_facts.py
-test/units/module_utils/test_postgresql.py
-test/units/module_utils/test_text.py
-test/units/modules/cloud/amazon/test_ec2_vpc_nat_gateway.py
-test/units/modules/cloud/amazon/test_lambda.py
-test/units/modules/cloud/amazon/test_s3.py
-test/units/modules/cloud/docker/test_docker.py
-test/units/modules/cloud/google/test_gce_tag.py
-test/units/modules/cloud/openstack/test_os_server.py
-test/units/modules/network/cumulus/test_nclu.py
-test/units/modules/network/eos/eos_module.py
-test/units/modules/network/eos/test_eos_command.py
-test/units/modules/network/eos/test_eos_config.py
-test/units/modules/network/eos/test_eos_system.py
-test/units/modules/network/eos/test_eos_user.py
-test/units/modules/network/ios/ios_module.py
-test/units/modules/network/ios/test_ios_banner.py
-test/units/modules/network/ios/test_ios_command.py
-test/units/modules/network/ios/test_ios_config.py
-test/units/modules/network/ios/test_ios_system.py
-test/units/modules/network/ios/test_ios_template.py
-test/units/modules/network/ios/test_ios_vrf.py
-test/units/modules/network/iosxr/iosxr_module.py
-test/units/modules/network/iosxr/test_iosxr_config.py
-test/units/modules/network/iosxr/test_iosxr_facts.py
-test/units/modules/network/iosxr/test_iosxr_system.py
-test/units/modules/network/nxos/nxos_module.py
-test/units/modules/network/nxos/test_nxos_command.py
-test/units/modules/network/nxos/test_nxos_config.py
-test/units/modules/network/nxos/test_nxos_evpn_global.py
-test/units/modules/network/nxos/test_nxos_system.py
-test/units/modules/network/vyos/test_vyos_command.py
-test/units/modules/network/vyos/vyos_module.py
-test/units/modules/packaging/os/test_apt.py
-test/units/parsing/test_dataloader.py
-test/units/parsing/test_mod_args.py
-test/units/parsing/utils/test_addresses.py
-test/units/parsing/utils/test_jsonify.py
-test/units/parsing/vault/test_vault.py
-test/units/parsing/vault/test_vault_editor.py
-test/units/parsing/yaml/test_dumper.py
-test/units/parsing/yaml/test_loader.py
-test/units/parsing/yaml/test_objects.py
-test/units/playbook/role/test_role.py
-test/units/playbook/test_attribute.py
-test/units/playbook/test_base.py
-test/units/playbook/test_block.py
-test/units/playbook/test_conditional.py
-test/units/playbook/test_helpers.py
-test/units/playbook/test_play_context.py
-test/units/playbook/test_playbook.py
-test/units/playbook/test_taggable.py
-test/units/playbook/test_task.py
-test/units/plugins/action/test_action.py
-test/units/plugins/action/test_raw.py
-test/units/plugins/action/test_synchronize.py
-test/units/plugins/connection/test_connection.py
-test/units/plugins/connection/test_netconf.py
-test/units/plugins/connection/test_network_cli.py
-test/units/plugins/connection/test_ssh.py
-test/units/plugins/lookup/test_ini.py
-test/units/plugins/lookup/test_password.py
-test/units/plugins/strategy/test_strategy_base.py
-test/units/plugins/test_plugins.py
-test/units/template/test_safe_eval.py
-test/units/template/test_templar.py
-test/units/template/test_template_utilities.py
-test/units/template/test_vars.py
-test/units/test_constants.py
-test/units/utils/test_helpers.py
-test/units/utils/test_shlex.py
-test/units/utils/test_vars.py
-test/units/vars/test_variable_manager.py
diff --git a/test/units/cli/test_galaxy.py b/test/units/cli/test_galaxy.py
index 5df93901af8..e0e2ea1ee88 100644
--- a/test/units/cli/test_galaxy.py
+++ b/test/units/cli/test_galaxy.py
@@ -19,20 +19,19 @@
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
+import ansible
 import os
 import shutil
 import tarfile
 import tempfile
 import yaml
 
+from ansible.cli.galaxy import GalaxyCLI
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import call, patch
+from ansible.errors import AnsibleError, AnsibleOptionsError
 from ansible.module_utils.six import PY3
 
-import ansible
-from ansible.errors import AnsibleError, AnsibleOptionsError
-
-from ansible.cli.galaxy import GalaxyCLI
 
 class TestGalaxy(unittest.TestCase):
     @classmethod
@@ -72,7 +71,7 @@ class TestGalaxy(unittest.TestCase):
         try:
             tar = tarfile.open(output_file, "w:gz")
             tar.add(source_dir, arcname=os.path.basename(source_dir))
-        except AttributeError: # tarfile obj. has no attribute __exit__ prior to python 2.    7
+        except AttributeError:  # tarfile obj. has no attribute __exit__ prior to python 2.    7
             pass
         finally:  # ensuring closure of tarfile obj
             tar.close()
@@ -101,7 +100,7 @@ class TestGalaxy(unittest.TestCase):
         gc = GalaxyCLI(args=self.default_args)
         role_info = {'name': 'some_role_name'}
         display_result = gc._display_role_info(role_info)
-        self.assertTrue(display_result.find('some_role_name') >-1)
+        self.assertTrue(display_result.find('some_role_name') > -1)
 
     def test_display_galaxy_info(self):
         gc = GalaxyCLI(args=self.default_args)
@@ -330,7 +329,7 @@ class ValidRoleTests(object):
             self.assertTrue(os.path.isdir(os.path.join(self.role_dir, d)), msg="Expected role subdirectory {0} doesn't exist".format(d))
 
     def test_travis_yml(self):
-        with open(os.path.join(self.role_dir,'.travis.yml'), 'r') as f:
+        with open(os.path.join(self.role_dir, '.travis.yml'), 'r') as f:
             contents = f.read()
 
         with open(os.path.join(self.role_skeleton_path, '.travis.yml'), 'r') as f:
@@ -378,7 +377,7 @@ class TestGalaxyInitContainerEnabled(unittest.TestCase, ValidRoleTests):
     def test_metadata_container_tag(self):
         with open(os.path.join(self.role_dir, 'meta', 'main.yml'), 'r') as mf:
             metadata = yaml.safe_load(mf)
-        self.assertIn('container', metadata.get('galaxy_info', dict()).get('galaxy_tags',[]), msg='container tag not set in role metadata')
+        self.assertIn('container', metadata.get('galaxy_info', dict()).get('galaxy_tags', []), msg='container tag not set in role metadata')
 
     def test_metadata_contents(self):
         with open(os.path.join(self.role_dir, 'meta', 'main.yml'), 'r') as mf:
diff --git a/test/units/contrib/inventory/test_vmware_inventory.py b/test/units/contrib/inventory/test_vmware_inventory.py
index b8572c12d51..52e750b844f 100644
--- a/test/units/contrib/inventory/test_vmware_inventory.py
+++ b/test/units/contrib/inventory/test_vmware_inventory.py
@@ -10,8 +10,6 @@ except ImportError:
     from nose.plugins.skip import SkipTest
     raise SkipTest("test_vmware_inventory.py requires the python module 'vmware_inventory'")
 
-
-
 # contrib's dirstruct doesn't contain __init__.py files
 checkout_path = os.path.dirname(__file__)
 checkout_path = checkout_path.replace('/test/units/contrib/inventory', '')
@@ -21,15 +19,19 @@ sys.path.append(os.path.abspath(inventory_dir))
 # cleanup so that nose's path is not polluted with other inv scripts
 sys.path.remove(os.path.abspath(inventory_dir))
 
+BASICINVENTORY = {
+    'all': {
+        'hosts': ['foo', 'bar']
+    },
+    '_meta': {
+        'hostvars': {
+            'foo': {'hostname': 'foo'},
+            'bar': {'hostname': 'bar'}
+        }
+    }
+}
 
 
-
-BASICINVENTORY = {'all': {'hosts': ['foo', 'bar']},
-                  '_meta': { 'hostvars': { 'foo': {'hostname': 'foo'},
-                                           'bar': {'hostname': 'bar'}}
-                           }
-                 }
-
 class FakeArgs(object):
     debug = False
     write_dumpfile = None
@@ -37,6 +39,7 @@ class FakeArgs(object):
     host = False
     list = True
 
+
 class TestVMWareInventory(unittest.TestCase):
 
     def test_host_info_returns_single_host(self):
@@ -61,7 +64,7 @@ class TestVMWareInventory(unittest.TestCase):
         except:
             pass
         assert serializable
-        #import epdb; epdb.st()
+        # import epdb; epdb.st()
 
     def test_show_list_returns_serializable_data(self):
         fakeargs = FakeArgs()
@@ -78,7 +81,7 @@ class TestVMWareInventory(unittest.TestCase):
         except:
             pass
         assert serializable
-        #import epdb; epdb.st()
+        # import epdb; epdb.st()
 
     def test_show_list_returns_all_data(self):
         fakeargs = FakeArgs()
@@ -105,7 +108,7 @@ class TestVMWareInventory(unittest.TestCase):
         except:
             pass
         assert serializable
-        #import epdb; epdb.st()
+        # import epdb; epdb.st()
 
     def test_show_host_returns_just_host(self):
         fakeargs = FakeArgs()
@@ -117,5 +120,5 @@ class TestVMWareInventory(unittest.TestCase):
         showdata = vmw.show()
         expected = BASICINVENTORY['_meta']['hostvars']['foo']
         expected = json.dumps(expected, indent=2)
-        #import epdb; epdb.st()
+        # import epdb; epdb.st()
         assert showdata == expected
diff --git a/test/units/errors/test_errors.py b/test/units/errors/test_errors.py
index 072d809ffbe..bf5d461e839 100644
--- a/test/units/errors/test_errors.py
+++ b/test/units/errors/test_errors.py
@@ -19,13 +19,12 @@
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
-from ansible.compat.tests import unittest
 
-from ansible.parsing.yaml.objects import AnsibleBaseYAMLObject
-from ansible.errors import AnsibleError
-
-from ansible.compat.tests import BUILTINS
+from ansible.compat.tests import BUILTINS, unittest
 from ansible.compat.tests.mock import mock_open, patch
+from ansible.errors import AnsibleError
+from ansible.parsing.yaml.objects import AnsibleBaseYAMLObject
+
 
 class TestErrors(unittest.TestCase):
 
diff --git a/test/units/executor/module_common/test_recursive_finder.py b/test/units/executor/module_common/test_recursive_finder.py
index a21a56ed1d7..22ac474ae96 100644
--- a/test/units/executor/module_common/test_recursive_finder.py
+++ b/test/units/executor/module_common/test_recursive_finder.py
@@ -20,13 +20,13 @@ from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
 import imp
+import pytest
 import zipfile
+
 from collections import namedtuple
 from functools import partial
 from io import BytesIO, StringIO
 
-import pytest
-
 import ansible.errors
 
 from ansible.executor.module_common import recursive_finder
@@ -42,12 +42,12 @@ def finder_containers():
     FinderContainers = namedtuple('FinderContainers', ['py_module_names', 'py_module_cache', 'zf'])
 
     py_module_names = set()
-    #py_module_cache = {('__init__',): b''}
+    # py_module_cache = {('__init__',): b''}
     py_module_cache = {}
 
     zipoutput = BytesIO()
     zf = zipfile.ZipFile(zipoutput, mode='w', compression=zipfile.ZIP_STORED)
-    #zf.writestr('ansible/__init__.py', b'')
+    # zf.writestr('ansible/__init__.py', b'')
 
     return FinderContainers(py_module_names, py_module_cache, zf)
 
@@ -79,7 +79,7 @@ class TestRecursiveFinder(object):
         else:
             module_utils_data = StringIO(u'# License\ndef do_something():\n    pass\n')
         mocker.patch('imp.find_module', side_effect=partial(find_package_foo, module_utils_data))
-        mocker.patch('ansible.executor.module_common._slurp', side_effect= lambda x: b'# License\ndef do_something():\n    pass\n')
+        mocker.patch('ansible.executor.module_common._slurp', side_effect=lambda x: b'# License\ndef do_something():\n    pass\n')
 
         name = 'ping'
         data = b'#!/usr/bin/python\nfrom ansible.module_utils import foo'
diff --git a/test/units/executor/test_play_iterator.py b/test/units/executor/test_play_iterator.py
index 337342a3496..7e920ea1323 100644
--- a/test/units/executor/test_play_iterator.py
+++ b/test/units/executor/test_play_iterator.py
@@ -57,10 +57,9 @@ class TestPlayIterator(unittest.TestCase):
 
         new_hs = hs.copy()
 
-
     @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop)
     def test_play_iterator(self):
-        #import epdb; epdb.st()
+        # import epdb; epdb.st()
         fake_loader = DictDataLoader({
             "test_play.yml": """
             - hosts: all
@@ -191,11 +190,11 @@ class TestPlayIterator(unittest.TestCase):
         self.assertEqual(task.name, "role always task")
         self.assertIsNotNone(task._role)
         # role include task
-        #(host_state, task) = itr.get_next_task_for_host(hosts[0])
-        #self.assertIsNotNone(task)
-        #self.assertEqual(task.action, 'debug')
-        #self.assertEqual(task.name, "role included task")
-        #self.assertIsNotNone(task._role)
+        # (host_state, task) = itr.get_next_task_for_host(hosts[0])
+        # self.assertIsNotNone(task)
+        # self.assertEqual(task.action, 'debug')
+        # self.assertEqual(task.name, "role included task")
+        # self.assertIsNotNone(task._role)
         # role task after include
         (host_state, task) = itr.get_next_task_for_host(hosts[0])
         self.assertIsNotNone(task)
@@ -427,7 +426,7 @@ class TestPlayIterator(unittest.TestCase):
         )
 
         # test the high-level add_tasks() method
-        s = HostState(blocks=[0,1,2])
+        s = HostState(blocks=[0, 1, 2])
         itr._insert_tasks_into_state = MagicMock(return_value=s)
         itr.add_tasks(hosts[0], [MagicMock(), MagicMock(), MagicMock()])
         self.assertEqual(itr._host_states[hosts[0].name], s)
diff --git a/test/units/executor/test_playbook_executor.py b/test/units/executor/test_playbook_executor.py
index 4be17d520e8..4733b2008bb 100644
--- a/test/units/executor/test_playbook_executor.py
+++ b/test/units/executor/test_playbook_executor.py
@@ -21,13 +21,13 @@ __metaclass__ = type
 
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import MagicMock
-
 from ansible.executor.playbook_executor import PlaybookExecutor
 from ansible.playbook import Playbook
 from ansible.template import Templar
 
 from units.mock.loader import DictDataLoader
 
+
 class TestPlaybookExecutor(unittest.TestCase):
 
     def setUp(self):
@@ -96,46 +96,55 @@ class TestPlaybookExecutor(unittest.TestCase):
         playbook = Playbook.load(pbe._playbooks[0], variable_manager=mock_var_manager, loader=fake_loader)
         play = playbook.get_plays()[0]
         play.post_validate(templar)
-        mock_inventory.get_hosts.return_value = ['host0','host1','host2','host3','host4','host5','host6','host7','host8','host9']
-        self.assertEqual(pbe._get_serialized_batches(play), [['host0','host1','host2','host3','host4','host5','host6','host7','host8','host9']])
+        mock_inventory.get_hosts.return_value = ['host0', 'host1', 'host2', 'host3', 'host4', 'host5', 'host6', 'host7', 'host8', 'host9']
+        self.assertEqual(pbe._get_serialized_batches(play), [['host0', 'host1', 'host2', 'host3', 'host4', 'host5', 'host6', 'host7', 'host8', 'host9']])
 
         playbook = Playbook.load(pbe._playbooks[1], variable_manager=mock_var_manager, loader=fake_loader)
         play = playbook.get_plays()[0]
         play.post_validate(templar)
-        mock_inventory.get_hosts.return_value = ['host0','host1','host2','host3','host4','host5','host6','host7','host8','host9']
-        self.assertEqual(pbe._get_serialized_batches(play), [['host0','host1'],['host2','host3'],['host4','host5'],['host6','host7'],['host8','host9']])
+        mock_inventory.get_hosts.return_value = ['host0', 'host1', 'host2', 'host3', 'host4', 'host5', 'host6', 'host7', 'host8', 'host9']
+        self.assertEqual(
+            pbe._get_serialized_batches(play),
+            [['host0', 'host1'], ['host2', 'host3'], ['host4', 'host5'], ['host6', 'host7'], ['host8', 'host9']]
+        )
 
         playbook = Playbook.load(pbe._playbooks[2], variable_manager=mock_var_manager, loader=fake_loader)
         play = playbook.get_plays()[0]
         play.post_validate(templar)
-        mock_inventory.get_hosts.return_value = ['host0','host1','host2','host3','host4','host5','host6','host7','host8','host9']
-        self.assertEqual(pbe._get_serialized_batches(play), [['host0','host1'],['host2','host3'],['host4','host5'],['host6','host7'],['host8','host9']])
+        mock_inventory.get_hosts.return_value = ['host0', 'host1', 'host2', 'host3', 'host4', 'host5', 'host6', 'host7', 'host8', 'host9']
+        self.assertEqual(
+            pbe._get_serialized_batches(play),
+            [['host0', 'host1'], ['host2', 'host3'], ['host4', 'host5'], ['host6', 'host7'], ['host8', 'host9']]
+        )
 
         playbook = Playbook.load(pbe._playbooks[3], variable_manager=mock_var_manager, loader=fake_loader)
         play = playbook.get_plays()[0]
         play.post_validate(templar)
-        mock_inventory.get_hosts.return_value = ['host0','host1','host2','host3','host4','host5','host6','host7','host8','host9']
-        self.assertEqual(pbe._get_serialized_batches(play), [['host0'],['host1','host2'],['host3','host4','host5'],['host6','host7','host8'],['host9']])
+        mock_inventory.get_hosts.return_value = ['host0', 'host1', 'host2', 'host3', 'host4', 'host5', 'host6', 'host7', 'host8', 'host9']
+        self.assertEqual(
+            pbe._get_serialized_batches(play),
+            [['host0'], ['host1', 'host2'], ['host3', 'host4', 'host5'], ['host6', 'host7', 'host8'], ['host9']]
+        )
 
         playbook = Playbook.load(pbe._playbooks[4], variable_manager=mock_var_manager, loader=fake_loader)
         play = playbook.get_plays()[0]
         play.post_validate(templar)
-        mock_inventory.get_hosts.return_value = ['host0','host1','host2','host3','host4','host5','host6','host7','host8','host9']
-        self.assertEqual(pbe._get_serialized_batches(play), [['host0'],['host1','host2'],['host3','host4','host5','host6','host7','host8','host9']])
+        mock_inventory.get_hosts.return_value = ['host0', 'host1', 'host2', 'host3', 'host4', 'host5', 'host6', 'host7', 'host8', 'host9']
+        self.assertEqual(pbe._get_serialized_batches(play), [['host0'], ['host1', 'host2'], ['host3', 'host4', 'host5', 'host6', 'host7', 'host8', 'host9']])
 
         # Test when serial percent is under 1.0
         playbook = Playbook.load(pbe._playbooks[2], variable_manager=mock_var_manager, loader=fake_loader)
         play = playbook.get_plays()[0]
         play.post_validate(templar)
-        mock_inventory.get_hosts.return_value = ['host0','host1','host2']
-        self.assertEqual(pbe._get_serialized_batches(play), [['host0'],['host1'],['host2']])
+        mock_inventory.get_hosts.return_value = ['host0', 'host1', 'host2']
+        self.assertEqual(pbe._get_serialized_batches(play), [['host0'], ['host1'], ['host2']])
 
         # Test when there is a remainder for serial as a percent
         playbook = Playbook.load(pbe._playbooks[2], variable_manager=mock_var_manager, loader=fake_loader)
         play = playbook.get_plays()[0]
         play.post_validate(templar)
-        mock_inventory.get_hosts.return_value = ['host0','host1','host2','host3','host4','host5','host6','host7','host8','host9','host10']
+        mock_inventory.get_hosts.return_value = ['host0', 'host1', 'host2', 'host3', 'host4', 'host5', 'host6', 'host7', 'host8', 'host9', 'host10']
         self.assertEqual(
             pbe._get_serialized_batches(play),
-            [['host0','host1'],['host2','host3'],['host4','host5'],['host6','host7'],['host8','host9'],['host10']]
+            [['host0', 'host1'], ['host2', 'host3'], ['host4', 'host5'], ['host6', 'host7'], ['host8', 'host9'], ['host10']]
         )
diff --git a/test/units/executor/test_task_executor.py b/test/units/executor/test_task_executor.py
index 59b773bbff3..169e647db89 100644
--- a/test/units/executor/test_task_executor.py
+++ b/test/units/executor/test_task_executor.py
@@ -21,7 +21,6 @@ __metaclass__ = type
 
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import patch, MagicMock
-
 from ansible.errors import AnsibleError, AnsibleParserError
 from ansible.executor.task_executor import TaskExecutor
 from ansible.playbook.play_context import PlayContext
@@ -30,6 +29,7 @@ from ansible.parsing.yaml.objects import AnsibleUnicode
 
 from units.mock.loader import DictDataLoader
 
+
 class TestTaskExecutor(unittest.TestCase):
 
     def setUp(self):
@@ -48,14 +48,14 @@ class TestTaskExecutor(unittest.TestCase):
         job_vars = dict()
         mock_queue = MagicMock()
         te = TaskExecutor(
-            host = mock_host,
-            task = mock_task,
-            job_vars = job_vars,
-            play_context = mock_play_context,
-            new_stdin = new_stdin,
-            loader = fake_loader,
-            shared_loader_obj = mock_shared_loader,
-            rslt_q = mock_queue,
+            host=mock_host,
+            task=mock_task,
+            job_vars=job_vars,
+            play_context=mock_play_context,
+            new_stdin=new_stdin,
+            loader=fake_loader,
+            shared_loader_obj=mock_shared_loader,
+            rslt_q=mock_queue,
         )
 
     def test_task_executor_run(self):
@@ -75,14 +75,14 @@ class TestTaskExecutor(unittest.TestCase):
         job_vars = dict()
 
         te = TaskExecutor(
-            host = mock_host,
-            task = mock_task,
-            job_vars = job_vars,
-            play_context = mock_play_context,
-            new_stdin = new_stdin,
-            loader = fake_loader,
-            shared_loader_obj = mock_shared_loader,
-            rslt_q = mock_queue,
+            host=mock_host,
+            task=mock_task,
+            job_vars=job_vars,
+            play_context=mock_play_context,
+            new_stdin=new_stdin,
+            loader=fake_loader,
+            shared_loader_obj=mock_shared_loader,
+            rslt_q=mock_queue,
         )
 
         te._get_loop_items = MagicMock(return_value=None)
@@ -92,7 +92,7 @@ class TestTaskExecutor(unittest.TestCase):
         te._get_loop_items = MagicMock(return_value=[])
         res = te.run()
 
-        te._get_loop_items = MagicMock(return_value=['a','b','c'])
+        te._get_loop_items = MagicMock(return_value=['a', 'b', 'c'])
         te._run_loop = MagicMock(return_value=[dict(item='a', changed=True), dict(item='b', failed=True), dict(item='c')])
         res = te.run()
 
@@ -119,14 +119,14 @@ class TestTaskExecutor(unittest.TestCase):
         mock_queue = MagicMock()
 
         te = TaskExecutor(
-            host = mock_host,
-            task = mock_task,
-            job_vars = job_vars,
-            play_context = mock_play_context,
-            new_stdin = new_stdin,
-            loader = fake_loader,
-            shared_loader_obj = mock_shared_loader,
-            rslt_q = mock_queue,
+            host=mock_host,
+            task=mock_task,
+            job_vars=job_vars,
+            play_context=mock_play_context,
+            new_stdin=new_stdin,
+            loader=fake_loader,
+            shared_loader_obj=mock_shared_loader,
+            rslt_q=mock_queue,
         )
 
         items = te._get_loop_items()
@@ -155,14 +155,14 @@ class TestTaskExecutor(unittest.TestCase):
         job_vars = dict()
 
         te = TaskExecutor(
-            host = mock_host,
-            task = mock_task,
-            job_vars = job_vars,
-            play_context = mock_play_context,
-            new_stdin = new_stdin,
-            loader = fake_loader,
-            shared_loader_obj = mock_shared_loader,
-            rslt_q = mock_queue,
+            host=mock_host,
+            task=mock_task,
+            job_vars=job_vars,
+            play_context=mock_play_context,
+            new_stdin=new_stdin,
+            loader=fake_loader,
+            shared_loader_obj=mock_shared_loader,
+            rslt_q=mock_queue,
         )
 
         def _execute(variables):
@@ -201,51 +201,49 @@ class TestTaskExecutor(unittest.TestCase):
         job_vars = dict(pkg_mgr='yum')
 
         te = TaskExecutor(
-            host = mock_host,
-            task = mock_task,
-            job_vars = job_vars,
-            play_context = mock_play_context,
-            new_stdin = new_stdin,
-            loader = fake_loader,
-            shared_loader_obj = mock_shared_loader,
-            rslt_q = mock_queue,
+            host=mock_host,
+            task=mock_task,
+            job_vars=job_vars,
+            play_context=mock_play_context,
+            new_stdin=new_stdin,
+            loader=fake_loader,
+            shared_loader_obj=mock_shared_loader,
+            rslt_q=mock_queue,
         )
 
-        #
         # No replacement
-        #
         mock_task.action = 'yum'
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
         self.assertEqual(new_items, ['a', 'b', 'c'])
         self.assertIsInstance(mock_task.args, MagicMock)
 
         mock_task.action = 'foo'
-        mock_task.args={'name': '{{item}}'}
+        mock_task.args = {'name': '{{item}}'}
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
         self.assertEqual(new_items, ['a', 'b', 'c'])
         self.assertEqual(mock_task.args, {'name': '{{item}}'})
 
         mock_task.action = 'yum'
-        mock_task.args={'name': 'static'}
+        mock_task.args = {'name': 'static'}
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
         self.assertEqual(new_items, ['a', 'b', 'c'])
         self.assertEqual(mock_task.args, {'name': 'static'})
 
         mock_task.action = 'yum'
-        mock_task.args={'name': '{{pkg_mgr}}'}
+        mock_task.args = {'name': '{{pkg_mgr}}'}
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
         self.assertEqual(new_items, ['a', 'b', 'c'])
         self.assertEqual(mock_task.args, {'name': '{{pkg_mgr}}'})
 
         mock_task.action = '{{unknown}}'
-        mock_task.args={'name': '{{item}}'}
+        mock_task.args = {'name': '{{item}}'}
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
         self.assertEqual(new_items, ['a', 'b', 'c'])
         self.assertEqual(mock_task.args, {'name': '{{item}}'})
 
         # Could do something like this to recover from bad deps in a package
         job_vars = dict(pkg_mgr='yum', packages=['a', 'b'])
-        items = [ 'absent', 'latest' ]
+        items = ['absent', 'latest']
         mock_task.action = 'yum'
         mock_task.args = {'name': '{{ packages }}', 'state': '{{ item }}'}
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
@@ -261,7 +259,7 @@ class TestTaskExecutor(unittest.TestCase):
         # an error later.  If so, we can throw it now instead.
         # Squashing in this case would not be intuitive as the user is being
         # explicit in using each list entry as a key.
-        job_vars = dict(pkg_mgr='yum', packages={ "a": "foo", "b": "bar", "foo": "baz", "bar": "quux" })
+        job_vars = dict(pkg_mgr='yum', packages={"a": "foo", "b": "bar", "foo": "baz", "bar": "quux"})
         items = [['a', 'b'], ['foo', 'bar']]
         mock_task.action = 'yum'
         mock_task.args = {'name': '{{ packages[item] }}'}
@@ -269,21 +267,19 @@ class TestTaskExecutor(unittest.TestCase):
         self.assertEqual(new_items, items)
         self.assertEqual(mock_task.args, {'name': '{{ packages[item] }}'})
 
-        #
         # Replaces
-        #
         items = ['a', 'b', 'c']
         mock_task.action = 'yum'
-        mock_task.args={'name': '{{item}}'}
-        new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
-        self.assertEqual(new_items, [['a','c']])
-        self.assertEqual(mock_task.args, {'name': ['a','c']})
-
-        mock_task.action = '{{pkg_mgr}}'
-        mock_task.args={'name': '{{item}}'}
+        mock_task.args = {'name': '{{item}}'}
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
         self.assertEqual(new_items, [['a', 'c']])
-        self.assertEqual(mock_task.args, {'name': ['a','c']})
+        self.assertEqual(mock_task.args, {'name': ['a', 'c']})
+
+        mock_task.action = '{{pkg_mgr}}'
+        mock_task.args = {'name': '{{item}}'}
+        new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
+        self.assertEqual(new_items, [['a', 'c']])
+        self.assertEqual(mock_task.args, {'name': ['a', 'c']})
 
         # New loop_var
         mock_task.action = 'yum'
@@ -292,7 +288,7 @@ class TestTaskExecutor(unittest.TestCase):
         loop_var = 'a_loop_var_item'
         new_items = te._squash_items(items=items, loop_var='a_loop_var_item', variables=job_vars)
         self.assertEqual(new_items, [['a', 'c']])
-        self.assertEqual(mock_task.args, {'name': ['a','c']})
+        self.assertEqual(mock_task.args, {'name': ['a', 'c']})
         loop_var = 'item'
 
         #
@@ -307,8 +303,8 @@ class TestTaskExecutor(unittest.TestCase):
         mock_task.action = 'yum'
         mock_task.args = {'name': '{{ item }}'}
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
-        #self.assertEqual(new_items, [['a', 'b', 'foo', 'bar']])
-        #self.assertEqual(mock_task.args, {'name': ['a', 'b', 'foo', 'bar']})
+        # self.assertEqual(new_items, [['a', 'b', 'foo', 'bar']])
+        # self.assertEqual(mock_task.args, {'name': ['a', 'b', 'foo', 'bar']})
         self.assertEqual(new_items, items)
         self.assertEqual(mock_task.args, {'name': '{{ item }}'})
 
@@ -317,8 +313,8 @@ class TestTaskExecutor(unittest.TestCase):
         mock_task.action = 'yum'
         mock_task.args = {'name': '{{ packages[item] }}'}
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
-        #self.assertEqual(new_items, [['foo', 'baz']])
-        #self.assertEqual(mock_task.args, {'name': ['foo', 'baz']})
+        # self.assertEqual(new_items, [['foo', 'baz']])
+        # self.assertEqual(mock_task.args, {'name': ['foo', 'baz']})
         self.assertEqual(new_items, items)
         self.assertEqual(mock_task.args, {'name': '{{ packages[item] }}'})
 
@@ -328,35 +324,38 @@ class TestTaskExecutor(unittest.TestCase):
         mock_task.action = 'yum'
         mock_task.args = {'name': '{{ item["package"] }}'}
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
-        #self.assertEqual(new_items, [['foo', 'bar']])
-        #self.assertEqual(mock_task.args, {'name': ['foo', 'bar']})
+        # self.assertEqual(new_items, [['foo', 'bar']])
+        # self.assertEqual(mock_task.args, {'name': ['foo', 'bar']})
         self.assertEqual(new_items, items)
         self.assertEqual(mock_task.args, {'name': '{{ item["package"] }}'})
 
-        items = [dict(name='a', state='present'),
-                dict(name='b', state='present'),
-                dict(name='c', state='present')]
+        items = [
+            dict(name='a', state='present'),
+            dict(name='b', state='present'),
+            dict(name='c', state='present'),
+        ]
         mock_task.action = 'yum'
-        mock_task.args={'name': '{{item.name}}', 'state': '{{item.state}}'}
+        mock_task.args = {'name': '{{item.name}}', 'state': '{{item.state}}'}
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
-        #self.assertEqual(new_items, [dict(name=['a', 'b', 'c'], state='present')])
-        #self.assertEqual(mock_task.args, {'name': ['a', 'b', 'c'], 'state': 'present'})
+        # self.assertEqual(new_items, [dict(name=['a', 'b', 'c'], state='present')])
+        # self.assertEqual(mock_task.args, {'name': ['a', 'b', 'c'], 'state': 'present'})
         self.assertEqual(new_items, items)
         self.assertEqual(mock_task.args, {'name': '{{item.name}}', 'state': '{{item.state}}'})
 
-        items = [dict(name='a', state='present'),
-                dict(name='b', state='present'),
-                dict(name='c', state='absent')]
+        items = [
+            dict(name='a', state='present'),
+            dict(name='b', state='present'),
+            dict(name='c', state='absent'),
+        ]
         mock_task.action = 'yum'
-        mock_task.args={'name': '{{item.name}}', 'state': '{{item.state}}'}
+        mock_task.args = {'name': '{{item.name}}', 'state': '{{item.state}}'}
         new_items = te._squash_items(items=items, loop_var='item', variables=job_vars)
-        #self.assertEqual(new_items, [dict(name=['a', 'b'], state='present'),
-        #        dict(name='c', state='absent')])
-        #self.assertEqual(mock_task.args, {'name': '{{item.name}}', 'state': '{{item.state}}'})
+        # self.assertEqual(new_items, [dict(name=['a', 'b'], state='present'),
+        #         dict(name='c', state='absent')])
+        # self.assertEqual(mock_task.args, {'name': '{{item.name}}', 'state': '{{item.state}}'})
         self.assertEqual(new_items, items)
         self.assertEqual(mock_task.args, {'name': '{{item.name}}', 'state': '{{item.state}}'})
 
-
     def test_task_executor_execute(self):
         fake_loader = DictDataLoader({})
 
@@ -394,14 +393,14 @@ class TestTaskExecutor(unittest.TestCase):
         job_vars = dict(omit="XXXXXXXXXXXXXXXXXXX")
 
         te = TaskExecutor(
-            host = mock_host,
-            task = mock_task,
-            job_vars = job_vars,
-            play_context = mock_play_context,
-            new_stdin = new_stdin,
-            loader = fake_loader,
-            shared_loader_obj = shared_loader,
-            rslt_q = mock_queue,
+            host=mock_host,
+            task=mock_task,
+            job_vars=job_vars,
+            play_context=mock_play_context,
+            new_stdin=new_stdin,
+            loader=fake_loader,
+            shared_loader_obj=shared_loader,
+            rslt_q=mock_queue,
         )
 
         te._get_connection = MagicMock(return_value=mock_connection)
@@ -433,7 +432,7 @@ class TestTaskExecutor(unittest.TestCase):
 
         mock_task = MagicMock()
         mock_task.async = 0.1
-        mock_task.poll  = 0.05
+        mock_task.poll = 0.05
 
         mock_play_context = MagicMock()
 
@@ -449,14 +448,14 @@ class TestTaskExecutor(unittest.TestCase):
         job_vars = dict(omit="XXXXXXXXXXXXXXXXXXX")
 
         te = TaskExecutor(
-            host = mock_host,
-            task = mock_task,
-            job_vars = job_vars,
-            play_context = mock_play_context,
-            new_stdin = new_stdin,
-            loader = fake_loader,
-            shared_loader_obj = shared_loader,
-            rslt_q = mock_queue,
+            host=mock_host,
+            task=mock_task,
+            job_vars=job_vars,
+            play_context=mock_play_context,
+            new_stdin=new_stdin,
+            loader=fake_loader,
+            shared_loader_obj=shared_loader,
+            rslt_q=mock_queue,
         )
 
         te._connection = MagicMock()
@@ -485,4 +484,3 @@ class TestTaskExecutor(unittest.TestCase):
             mock_templar = MagicMock()
             res = te._poll_async_result(result=dict(ansible_job_id=1), templar=mock_templar)
             self.assertEqual(res, dict(finished=1))
-
diff --git a/test/units/executor/test_task_result.py b/test/units/executor/test_task_result.py
index c83d7b44892..cd31f3794e9 100644
--- a/test/units/executor/test_task_result.py
+++ b/test/units/executor/test_task_result.py
@@ -24,6 +24,7 @@ from ansible.compat.tests.mock import patch, MagicMock
 
 from ansible.executor.task_result import TaskResult
 
+
 class TestTaskResult(unittest.TestCase):
     def test_task_result_basic(self):
         mock_host = MagicMock()
diff --git a/test/units/inventory/test_inventory.py b/test/units/inventory/test_inventory.py
index 126d09016dc..be40ac03bf5 100644
--- a/test/units/inventory/test_inventory.py
+++ b/test/units/inventory/test_inventory.py
@@ -29,6 +29,7 @@ from ansible.vars.manager import VariableManager
 
 from units.mock.loader import DictDataLoader
 
+
 class TestInventory(unittest.TestCase):
 
     patterns = {
@@ -38,7 +39,7 @@ class TestInventory(unittest.TestCase):
         ' a,b ,c[1:2] ': ['a', 'b', 'c[1:2]'],
         '9a01:7f8:191:7701::9': ['9a01:7f8:191:7701::9'],
         '9a01:7f8:191:7701::9,9a01:7f8:191:7701::9': ['9a01:7f8:191:7701::9', '9a01:7f8:191:7701::9'],
-        '9a01:7f8:191:7701::9,9a01:7f8:191:7701::9,foo': ['9a01:7f8:191:7701::9', '9a01:7f8:191:7701::9','foo'],
+        '9a01:7f8:191:7701::9,9a01:7f8:191:7701::9,foo': ['9a01:7f8:191:7701::9', '9a01:7f8:191:7701::9', 'foo'],
         'foo[1:2]': ['foo[1:2]'],
         'a::b': ['a::b'],
         'a:b': ['a', 'b'],
@@ -51,7 +52,7 @@ class TestInventory(unittest.TestCase):
         [['a', 'b'], ['a', 'b']],
         [['a, b'], ['a', 'b']],
         [['9a01:7f8:191:7701::9', '9a01:7f8:191:7701::9,foo'],
-         ['9a01:7f8:191:7701::9', '9a01:7f8:191:7701::9','foo']]
+         ['9a01:7f8:191:7701::9', '9a01:7f8:191:7701::9', 'foo']]
     ]
 
     # pattern_string: [ ('base_pattern', (a,b)), ['x','y','z'] ]
@@ -59,7 +60,7 @@ class TestInventory(unittest.TestCase):
     # when applied to string.ascii_letters.
 
     subscripts = {
-        'a': [('a',None), list(string.ascii_letters)],
+        'a': [('a', None), list(string.ascii_letters)],
         'a[0]': [('a', (0, None)), ['a']],
         'a[1]': [('a', (1, None)), ['b']],
         'a[2:3]': [('a', (2, 3)), ['c', 'd']],
@@ -143,9 +144,9 @@ class InventoryDefaultGroup(unittest.TestCase):
 
     def _get_inventory(self, inventory_content):
 
-        fake_loader = DictDataLoader({ __file__: inventory_content})
+        fake_loader = DictDataLoader({__file__: inventory_content})
 
-        return InventoryManager(loader=fake_loader,  sources=[__file__])
+        return InventoryManager(loader=fake_loader, sources=[__file__])
 
     def _test_default_groups(self, inventory_content):
         inventory = self._get_inventory(inventory_content)
diff --git a/test/units/mock/generator.py b/test/units/mock/generator.py
index 3ae91f8951a..a112fe12de9 100644
--- a/test/units/mock/generator.py
+++ b/test/units/mock/generator.py
@@ -21,6 +21,7 @@ __metaclass__ = type
 
 from collections import Mapping
 
+
 def make_method(func, args, kwargs):
 
     def test_method(self):
diff --git a/test/units/mock/loader.py b/test/units/mock/loader.py
index 571ce2aa3ce..e120fe00eea 100644
--- a/test/units/mock/loader.py
+++ b/test/units/mock/loader.py
@@ -70,7 +70,7 @@ class DictDataLoader(DataLoader):
             self._known_directories.append(directory)
 
     def _build_known_directories(self):
-        self._known_directories  = []
+        self._known_directories = []
         for path in self._file_mapping:
             dirname = os.path.dirname(path)
             while dirname not in ('/', ''):
diff --git a/test/units/module_utils/basic/test__log_invocation.py b/test/units/module_utils/basic/test__log_invocation.py
index 79619d2d2cb..5cdd5c8c526 100644
--- a/test/units/module_utils/basic/test__log_invocation.py
+++ b/test/units/module_utils/basic/test__log_invocation.py
@@ -20,8 +20,8 @@
 from __future__ import (absolute_import, division)
 __metaclass__ = type
 
-import sys
 import json
+import sys
 
 from units.mock.procenv import swap_stdin_and_argv
 
@@ -31,23 +31,21 @@ from ansible.compat.tests.mock import MagicMock
 
 class TestModuleUtilsBasic(unittest.TestCase):
     def test_module_utils_basic__log_invocation(self):
-        with swap_stdin_and_argv(stdin_data=json.dumps(
-            dict(
-                ANSIBLE_MODULE_ARGS=dict(
-                    foo=False, bar=[1,2,3], bam="bam", baz=u'baz'),
-                ))):
+        with swap_stdin_and_argv(stdin_data=json.dumps(dict(
+            ANSIBLE_MODULE_ARGS=dict(foo=False, bar=[1, 2, 3], bam="bam", baz=u'baz')),
+        )):
             from ansible.module_utils import basic
 
             # test basic log invocation
             basic._ANSIBLE_ARGS = None
             am = basic.AnsibleModule(
                 argument_spec=dict(
-                    foo = dict(default=True, type='bool'),
-                    bar = dict(default=[], type='list'),
-                    bam = dict(default="bam"),
-                    baz = dict(default=u"baz"),
-                    password = dict(default=True),
-                    no_log = dict(default="you shouldn't see me", no_log=True),
+                    foo=dict(default=True, type='bool'),
+                    bar=dict(default=[], type='list'),
+                    bam=dict(default="bam"),
+                    baz=dict(default=u"baz"),
+                    password=dict(default=True),
+                    no_log=dict(default="you shouldn't see me", no_log=True),
                 ),
             )
 
@@ -73,13 +71,14 @@ class TestModuleUtilsBasic(unittest.TestCase):
             self.assertIn(' password=NOT_LOGGING_PASSWORD', message)
 
             kwargs = am.log.call_args[1]
-            self.assertEqual(kwargs,
-                    dict(log_args={
-                        'foo': 'False',
-                        'bar': '[1, 2, 3]',
-                        'bam': 'bam',
-                        'baz': 'baz',
-                        'password': 'NOT_LOGGING_PASSWORD',
-                        'no_log': 'NOT_LOGGING_PARAMETER',
-                    })
-                )
+            self.assertEqual(
+                kwargs,
+                dict(log_args={
+                    'foo': 'False',
+                    'bar': '[1, 2, 3]',
+                    'bam': 'bam',
+                    'baz': 'baz',
+                    'password': 'NOT_LOGGING_PASSWORD',
+                    'no_log': 'NOT_LOGGING_PARAMETER',
+                })
+            )
diff --git a/test/units/module_utils/basic/test_deprecate_warn.py b/test/units/module_utils/basic/test_deprecate_warn.py
index 3338f299641..21094be7c04 100644
--- a/test/units/module_utils/basic/test_deprecate_warn.py
+++ b/test/units/module_utils/basic/test_deprecate_warn.py
@@ -34,7 +34,7 @@ class TestAnsibleModuleWarnDeprecate(unittest.TestCase):
 
                 ansible.module_utils.basic._ANSIBLE_ARGS = None
                 am = ansible.module_utils.basic.AnsibleModule(
-                    argument_spec = dict(),
+                    argument_spec=dict(),
                 )
                 am._name = 'unittest'
 
@@ -51,7 +51,7 @@ class TestAnsibleModuleWarnDeprecate(unittest.TestCase):
 
                 ansible.module_utils.basic._ANSIBLE_ARGS = None
                 am = ansible.module_utils.basic.AnsibleModule(
-                    argument_spec = dict(),
+                    argument_spec=dict(),
                 )
                 am._name = 'unittest'
 
@@ -76,7 +76,7 @@ class TestAnsibleModuleWarnDeprecate(unittest.TestCase):
 
                 ansible.module_utils.basic._ANSIBLE_ARGS = None
                 am = ansible.module_utils.basic.AnsibleModule(
-                    argument_spec = dict(),
+                    argument_spec=dict(),
                 )
                 am._name = 'unittest'
 
diff --git a/test/units/module_utils/basic/test_exit_json.py b/test/units/module_utils/basic/test_exit_json.py
index 9f9ed0b9425..6f52100a869 100644
--- a/test/units/module_utils/basic/test_exit_json.py
+++ b/test/units/module_utils/basic/test_exit_json.py
@@ -25,13 +25,13 @@ import json
 import sys
 
 from ansible.compat.tests import unittest
-from units.mock.procenv import swap_stdin_and_argv, swap_stdout
-
 from ansible.module_utils import basic
+from units.mock.procenv import swap_stdin_and_argv, swap_stdout
 
 
 empty_invocation = {u'module_args': {}}
 
+
 class TestAnsibleModuleExitJson(unittest.TestCase):
     def setUp(self):
         args = json.dumps(dict(ANSIBLE_MODULE_ARGS={}))
@@ -89,31 +89,35 @@ class TestAnsibleModuleExitJson(unittest.TestCase):
         return_val = json.loads(self.fake_stream.getvalue())
         self.assertEquals(return_val, dict(changed=True, msg='success', invocation=empty_invocation))
 
+
 class TestAnsibleModuleExitValuesRemoved(unittest.TestCase):
     OMIT = 'VALUE_SPECIFIED_IN_NO_LOG_PARAMETER'
     dataset = (
-        (dict(username='person', password='$ecret k3y'),
-                dict(one=1, pwd='$ecret k3y', url='https://username:password12345@foo.com/login/',
-                    not_secret='following the leader', msg='here'),
-                dict(one=1, pwd=OMIT, url='https://username:password12345@foo.com/login/',
-                    not_secret='following the leader', changed=False, msg='here',
-                    invocation=dict(module_args=dict(password=OMIT, token=None, username='person'))),
-                ),
-        (dict(username='person', password='password12345'),
-                dict(one=1, pwd='$ecret k3y', url='https://username:password12345@foo.com/login/',
-                    not_secret='following the leader', msg='here'),
-                dict(one=1, pwd='$ecret k3y', url='https://username:********@foo.com/login/',
-                    not_secret='following the leader', changed=False, msg='here',
-                    invocation=dict(module_args=dict(password=OMIT, token=None, username='person'))),
-                ),
-        (dict(username='person', password='$ecret k3y'),
-                dict(one=1, pwd='$ecret k3y', url='https://username:$ecret k3y@foo.com/login/',
-                    not_secret='following the leader', msg='here'),
-                dict(one=1, pwd=OMIT, url='https://username:********@foo.com/login/',
-                    not_secret='following the leader', changed=False, msg='here',
-                    invocation=dict(module_args=dict(password=OMIT, token=None, username='person'))),
-                ),
-        )
+        (
+            dict(username='person', password='$ecret k3y'),
+            dict(one=1, pwd='$ecret k3y', url='https://username:password12345@foo.com/login/',
+                 not_secret='following the leader', msg='here'),
+            dict(one=1, pwd=OMIT, url='https://username:password12345@foo.com/login/',
+                 not_secret='following the leader', changed=False, msg='here',
+                 invocation=dict(module_args=dict(password=OMIT, token=None, username='person'))),
+        ),
+        (
+            dict(username='person', password='password12345'),
+            dict(one=1, pwd='$ecret k3y', url='https://username:password12345@foo.com/login/',
+                 not_secret='following the leader', msg='here'),
+            dict(one=1, pwd='$ecret k3y', url='https://username:********@foo.com/login/',
+                 not_secret='following the leader', changed=False, msg='here',
+                 invocation=dict(module_args=dict(password=OMIT, token=None, username='person'))),
+        ),
+        (
+            dict(username='person', password='$ecret k3y'),
+            dict(one=1, pwd='$ecret k3y', url='https://username:$ecret k3y@foo.com/login/',
+                 not_secret='following the leader', msg='here'),
+            dict(one=1, pwd=OMIT, url='https://username:********@foo.com/login/',
+                 not_secret='following the leader', changed=False, msg='here',
+                 invocation=dict(module_args=dict(password=OMIT, token=None, username='person'))),
+        ),
+    )
 
     def test_exit_json_removes_values(self):
         self.maxDiff = None
@@ -125,12 +129,12 @@ class TestAnsibleModuleExitValuesRemoved(unittest.TestCase):
                 with swap_stdout():
                     basic._ANSIBLE_ARGS = None
                     module = basic.AnsibleModule(
-                        argument_spec = dict(
+                        argument_spec=dict(
                             username=dict(),
                             password=dict(no_log=True),
                             token=dict(no_log=True),
-                            ),
-                        )
+                        ),
+                    )
                     with self.assertRaises(SystemExit) as ctx:
                         self.assertEquals(module.exit_json(**return_val), expected)
                     self.assertEquals(json.loads(sys.stdout.getvalue()), expected)
@@ -147,12 +151,12 @@ class TestAnsibleModuleExitValuesRemoved(unittest.TestCase):
                 with swap_stdout():
                     basic._ANSIBLE_ARGS = None
                     module = basic.AnsibleModule(
-                        argument_spec = dict(
+                        argument_spec=dict(
                             username=dict(),
                             password=dict(no_log=True),
                             token=dict(no_log=True),
-                            ),
-                        )
+                        ),
+                    )
                     with self.assertRaises(SystemExit) as ctx:
                         self.assertEquals(module.fail_json(**return_val), expected)
                     self.assertEquals(json.loads(sys.stdout.getvalue()), expected)
diff --git a/test/units/module_utils/basic/test_heuristic_log_sanitize.py b/test/units/module_utils/basic/test_heuristic_log_sanitize.py
index 51a5c11adf7..234ae0ca5d7 100644
--- a/test/units/module_utils/basic/test_heuristic_log_sanitize.py
+++ b/test/units/module_utils/basic/test_heuristic_log_sanitize.py
@@ -25,9 +25,9 @@ import syslog
 
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import patch, MagicMock
-
 from ansible.module_utils.basic import heuristic_log_sanitize
 
+
 class TestHeuristicLogSanitize(unittest.TestCase):
     def setUp(self):
         self.URL_SECRET = 'http://username:pas:word@foo.com/data'
@@ -39,13 +39,16 @@ class TestHeuristicLogSanitize(unittest.TestCase):
     def _gen_data(self, records, per_rec, top_level, secret_text):
         hostvars = {'hostvars': {}}
         for i in range(1, records, 1):
-            host_facts = {'host%s' % i:
-                            {'pstack':
-                                {'running': '875.1',
-                                 'symlinked': '880.0',
-                                 'tars': [],
-                                 'versions': ['885.0']},
-                         }}
+            host_facts = {
+                'host%s' % i: {
+                    'pstack': {
+                        'running': '875.1',
+                        'symlinked': '880.0',
+                        'tars': [],
+                        'versions': ['885.0']
+                    },
+                }
+            }
             if per_rec:
                 host_facts['host%s' % i]['secret'] = secret_text
             hostvars['hostvars'].update(host_facts)
diff --git a/test/units/module_utils/basic/test_log.py b/test/units/module_utils/basic/test_log.py
index 05c7420be50..d635af97e49 100644
--- a/test/units/module_utils/basic/test_log.py
+++ b/test/units/module_utils/basic/test_log.py
@@ -51,7 +51,7 @@ class TestAnsibleModuleSysLogSmokeTest(unittest.TestCase):
 
         ansible.module_utils.basic._ANSIBLE_ARGS = None
         self.am = ansible.module_utils.basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
         self.am._name = 'unittest'
 
@@ -89,7 +89,7 @@ class TestAnsibleModuleJournaldSmokeTest(unittest.TestCase):
 
         ansible.module_utils.basic._ANSIBLE_ARGS = None
         self.am = ansible.module_utils.basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
         self.am._name = 'unittest'
 
@@ -120,7 +120,7 @@ class TestAnsibleModuleLogSyslog(unittest.TestCase):
         b'Byte string': b'Byte string',
         u'Toshio くらとみ non-ascii test'.encode('utf-8'): u'Toshio くらとみ non-ascii test'.encode('utf-8'),
         b'non-utf8 :\xff: test': b'non-utf8 :\xff: test'.decode('utf-8', 'replace').encode('utf-8'),
-        }
+    }
 
     py3_output_data = {
         u'Text string': u'Text string',
@@ -128,7 +128,7 @@ class TestAnsibleModuleLogSyslog(unittest.TestCase):
         b'Byte string': u'Byte string',
         u'Toshio くらとみ non-ascii test'.encode('utf-8'): u'Toshio くらとみ non-ascii test',
         b'non-utf8 :\xff: test': b'non-utf8 :\xff: test'.decode('utf-8', 'replace')
-        }
+    }
 
     def setUp(self):
         args = json.dumps(dict(ANSIBLE_MODULE_ARGS={}))
@@ -138,7 +138,7 @@ class TestAnsibleModuleLogSyslog(unittest.TestCase):
 
         ansible.module_utils.basic._ANSIBLE_ARGS = None
         self.am = ansible.module_utils.basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
         self.am._name = 'unittest'
 
@@ -189,7 +189,7 @@ class TestAnsibleModuleLogJournal(unittest.TestCase):
         b'Byte string': u'Byte string',
         u'Toshio くらとみ non-ascii test'.encode('utf-8'): u'Toshio くらとみ non-ascii test',
         b'non-utf8 :\xff: test': b'non-utf8 :\xff: test'.decode('utf-8', 'replace')
-        }
+    }
 
     # overriding run lets us use context managers for setup/teardown-esque behavior
     def setUp(self):
@@ -200,7 +200,7 @@ class TestAnsibleModuleLogJournal(unittest.TestCase):
 
         ansible.module_utils.basic._ANSIBLE_ARGS = None
         self.am = ansible.module_utils.basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
         self.am._name = 'unittest'
 
@@ -270,4 +270,3 @@ class TestAnsibleModuleLogJournal(unittest.TestCase):
         # We added this journal field
         self.assertIn('TEST', mock_func.call_args[1])
         self.assertIn('log unittest', mock_func.call_args[1]['TEST'])
-
diff --git a/test/units/module_utils/basic/test_no_log.py b/test/units/module_utils/basic/test_no_log.py
index 7ffb06c5d8b..1e501f3882d 100644
--- a/test/units/module_utils/basic/test_no_log.py
+++ b/test/units/module_utils/basic/test_no_log.py
@@ -42,10 +42,21 @@ class TestReturnValues(unittest.TestCase):
         (['1', '2', '3'], frozenset(['1', '2', '3'])),
         (('1', '2', '3'), frozenset(['1', '2', '3'])),
         ({'one': 1, 'two': 'dos'}, frozenset(['1', 'dos'])),
-        ({'one': 1, 'two': 'dos',
-                'three': ['amigos', 'musketeers', None,
-                    {'ping': 'pong', 'base': ('balls', 'raquets')}]},
-                frozenset(['1', 'dos', 'amigos', 'musketeers', 'pong', 'balls', 'raquets'])),
+        (
+            {
+                'one': 1,
+                'two': 'dos',
+                'three': [
+                    'amigos', 'musketeers', None, {
+                        'ping': 'pong',
+                        'base': (
+                            'balls', 'raquets'
+                        )
+                    }
+                ]
+            },
+            frozenset(['1', 'dos', 'amigos', 'musketeers', 'pong', 'balls', 'raquets'])
+        ),
         (u'Toshio くらとみ', frozenset(['Toshio くらとみ'])),
         ('Toshio くらとみ', frozenset(['Toshio くらとみ'])),
     )
@@ -67,13 +78,22 @@ class TestRemoveValues(unittest.TestCase):
         (1.0, frozenset(['4321'])),
         (['string', 'strang', 'strung'], frozenset(['nope'])),
         ({'one': 1, 'two': 'dos', 'secret': 'key'}, frozenset(['nope'])),
-        ({'one': 1, 'two': 'dos',
-                'three': ['amigos', 'musketeers', None,
-                    {'ping': 'pong', 'base': ['balls', 'raquets']}]},
-                frozenset(['nope'])),
+        (
+            {
+                'one': 1,
+                'two': 'dos',
+                'three': [
+                    'amigos', 'musketeers', None, {
+                        'ping': 'pong', 'base': ['balls', 'raquets']
+                    }
+                ]
+            },
+            frozenset(['nope'])
+        ),
         ('Toshio くら', frozenset(['とみ'])),
         (u'Toshio くら', frozenset(['とみ'])),
-        )
+    )
+
     dataset_remove = (
         ('string', frozenset(['string']), OMIT),
         (1234, frozenset(['1234']), OMIT),
@@ -84,23 +104,43 @@ class TestRemoveValues(unittest.TestCase):
         (('string', 'strang', 'strung'), frozenset(['string', 'strung']), [OMIT, 'strang', OMIT]),
         ((1234567890, 345678, 987654321), frozenset(['1234567890']), [OMIT, 345678, 987654321]),
         ((1234567890, 345678, 987654321), frozenset(['345678']), [OMIT, OMIT, 987654321]),
-        ({'one': 1, 'two': 'dos', 'secret': 'key'}, frozenset(['key']),
-                {'one': 1, 'two': 'dos', 'secret': OMIT}),
-        ({'one': 1, 'two': 'dos', 'secret': 'key'}, frozenset(['key', 'dos', '1']),
-                {'one': OMIT, 'two': OMIT, 'secret': OMIT}),
-        ({'one': 1, 'two': 'dos', 'secret': 'key'}, frozenset(['key', 'dos', '1']),
-                {'one': OMIT, 'two': OMIT, 'secret': OMIT}),
-        ({'one': 1, 'two': 'dos', 'three': ['amigos', 'musketeers', None,
-                {'ping': 'pong', 'base': ['balls', 'raquets']}]},
-                frozenset(['balls', 'base', 'pong', 'amigos']),
-                {'one': 1, 'two': 'dos', 'three': [OMIT, 'musketeers',
-                    None, {'ping': OMIT, 'base': [OMIT, 'raquets']}]}),
-        ('This sentence has an enigma wrapped in a mystery inside of a secret. - mr mystery',
-                frozenset(['enigma', 'mystery', 'secret']),
-                'This sentence has an ******** wrapped in a ******** inside of a ********. - mr ********'),
+        ({'one': 1, 'two': 'dos', 'secret': 'key'}, frozenset(['key']), {'one': 1, 'two': 'dos', 'secret': OMIT}),
+        ({'one': 1, 'two': 'dos', 'secret': 'key'}, frozenset(['key', 'dos', '1']), {'one': OMIT, 'two': OMIT, 'secret': OMIT}),
+        ({'one': 1, 'two': 'dos', 'secret': 'key'}, frozenset(['key', 'dos', '1']), {'one': OMIT, 'two': OMIT, 'secret': OMIT}),
+        (
+            {
+                'one': 1,
+                'two': 'dos',
+                'three': [
+                    'amigos', 'musketeers', None, {
+                        'ping': 'pong', 'base': [
+                            'balls', 'raquets'
+                        ]
+                    }
+                ]
+            },
+            frozenset(['balls', 'base', 'pong', 'amigos']),
+            {
+                'one': 1,
+                'two': 'dos',
+                'three': [
+                    OMIT, 'musketeers', None, {
+                        'ping': OMIT,
+                        'base': [
+                            OMIT, 'raquets'
+                        ]
+                    }
+                ]
+            }
+        ),
+        (
+            'This sentence has an enigma wrapped in a mystery inside of a secret. - mr mystery',
+            frozenset(['enigma', 'mystery', 'secret']),
+            'This sentence has an ******** wrapped in a ******** inside of a ********. - mr ********'
+        ),
         ('Toshio くらとみ', frozenset(['くらとみ']), 'Toshio ********'),
         (u'Toshio くらとみ', frozenset(['くらとみ']), u'Toshio ********'),
-        )
+    )
 
     def test_no_removal(self):
         for value, no_log_strings in self.dataset_no_remove:
@@ -112,5 +152,3 @@ class TestRemoveValues(unittest.TestCase):
 
     def test_unknown_type(self):
         self.assertRaises(TypeError, remove_values, object(), frozenset())
-
-
diff --git a/test/units/module_utils/basic/test_run_command.py b/test/units/module_utils/basic/test_run_command.py
index 2bfb6d17d62..e29e2f42695 100644
--- a/test/units/module_utils/basic/test_run_command.py
+++ b/test/units/module_utils/basic/test_run_command.py
@@ -27,13 +27,13 @@ from io import BytesIO, StringIO
 
 import pytest
 
-from ansible.module_utils.six import PY3
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import call, MagicMock, Mock, patch, sentinel
+from ansible.module_utils.six import PY3
+import ansible.module_utils.basic
 
 from units.mock.procenv import swap_stdin_and_argv
 
-import ansible.module_utils.basic
 
 class OpenBytesIO(BytesIO):
     """BytesIO with dummy close() method
@@ -68,7 +68,7 @@ class TestAnsibleModuleRunCommand(unittest.TestCase):
             if path.startswith('/'):
                 return path
             else:
-                return self.os.getcwd.return_value + '/' +  path
+                return self.os.getcwd.return_value + '/' + path
 
         args = json.dumps(dict(ANSIBLE_MODULE_ARGS={}))
         # unittest doesn't have a clean place to use a context manager, so we have to enter/exit manually
@@ -207,4 +207,3 @@ class TestAnsibleModuleRunCommand(unittest.TestCase):
         else:
             self.assertEqual(stdout.decode('utf-8'), u'Žarn§')
             self.assertEqual(stderr.decode('utf-8'), u'لرئيسية')
-
diff --git a/test/units/module_utils/basic/test_safe_eval.py b/test/units/module_utils/basic/test_safe_eval.py
index bf684f51e87..cba025755e7 100644
--- a/test/units/module_utils/basic/test_safe_eval.py
+++ b/test/units/module_utils/basic/test_safe_eval.py
@@ -36,12 +36,12 @@ VALID_STRINGS = (
     [("True", True)],
     [("False", False)],
     [("{}", {})],
-    )
+)
 
 # Passing things that aren't strings should just return the object
 NONSTRINGS = (
-    [({'a':1}, {'a':1})],
-    )
+    [({'a': 1}, {'a': 1})],
+)
 
 # These strings are not basic types.  For security, these should not be
 # executed.  We return the same string and get an exception for some
@@ -50,25 +50,29 @@ INVALID_STRINGS = (
     [("a.foo()", "a.foo()", None)],
     [("import foo", "import foo", None)],
     [("__import__('foo')", "__import__('foo')", ValueError)],
-    )
+)
 
 
 def _check_simple_types(self, code, expected):
     # test some basic usage for various types
     self.assertEqual(self.am.safe_eval(code), expected)
 
+
 def _check_simple_types_with_exceptions(self, code, expected):
     # Test simple types with exceptions requested
     self.assertEqual(self.am.safe_eval(code, include_exceptions=True), (expected, None))
 
+
 def _check_invalid_strings(self, code, expected):
     self.assertEqual(self.am.safe_eval(code), expected)
 
+
 def _check_invalid_strings_with_exceptions(self, code, expected, exception):
     res = self.am.safe_eval("a=1", include_exceptions=True)
     self.assertEqual(res[0], "a=1")
     self.assertEqual(type(res[1]), SyntaxError)
 
+
 @add_method(_check_simple_types, *VALID_STRINGS)
 @add_method(_check_simple_types, *NONSTRINGS)
 @add_method(_check_simple_types_with_exceptions, *VALID_STRINGS)
diff --git a/test/units/module_utils/basic/test_set_mode_if_different.py b/test/units/module_utils/basic/test_set_mode_if_different.py
index df5d63b4495..ac74a6f06ee 100644
--- a/test/units/module_utils/basic/test_set_mode_if_different.py
+++ b/test/units/module_utils/basic/test_set_mode_if_different.py
@@ -35,6 +35,7 @@ from ansible.module_utils import known_hosts
 from units.mock.procenv import ModuleTestCase
 from units.mock.generator import add_method
 
+
 class TestSetModeIfDifferentBase(ModuleTestCase):
 
     def setUp(self):
@@ -49,7 +50,7 @@ class TestSetModeIfDifferentBase(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         self.am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
     def tearDown(self):
@@ -60,8 +61,10 @@ class TestSetModeIfDifferentBase(ModuleTestCase):
 
 def _check_no_mode_given_returns_previous_changes(self, previous_changes=True):
     with patch('os.lstat', side_effect=[self.mock_stat1]):
+
         self.assertEqual(self.am.set_mode_if_different('/path/to/file', None, previous_changes), previous_changes)
 
+
 def _check_mode_changed_to_0660(self, mode):
     # Note: This is for checking that all the different ways of specifying
     # 0660 mode work.  It cannot be used to check that setting a mode that is
@@ -71,6 +74,7 @@ def _check_mode_changed_to_0660(self, mode):
             self.assertEqual(self.am.set_mode_if_different('/path/to/file', mode, False), True)
             m_lchmod.assert_called_with(b'/path/to/file', 0o660)
 
+
 def _check_mode_unchanged_when_already_0660(self, mode):
     # Note: This is for checking that all the different ways of specifying
     # 0660 mode work.  It cannot be used to check that setting a mode that is
@@ -83,18 +87,12 @@ SYNONYMS_0660 = (
     [[0o660]],
     [['0o660']],
     [['660']],
-    )
+)
 
-@add_method(_check_no_mode_given_returns_previous_changes,
-        [dict(previous_changes=True)],
-    [dict(previous_changes=False)],
-    )
-@add_method(_check_mode_changed_to_0660,
-        *SYNONYMS_0660
-        )
-@add_method(_check_mode_unchanged_when_already_0660,
-        *SYNONYMS_0660
-        )
+
+@add_method(_check_no_mode_given_returns_previous_changes, [dict(previous_changes=True)], [dict(previous_changes=False)], )
+@add_method(_check_mode_changed_to_0660, *SYNONYMS_0660)
+@add_method(_check_mode_unchanged_when_already_0660, *SYNONYMS_0660)
 class TestSetModeIfDifferent(TestSetModeIfDifferentBase):
     def test_module_utils_basic_ansible_module_set_mode_if_different(self):
         with patch('os.lstat') as m:
@@ -105,6 +103,7 @@ class TestSetModeIfDifferent(TestSetModeIfDifferentBase):
                     self.am.set_mode_if_different('/path/to/file', 'o+w,g+w,a-r', False)
 
         original_hasattr = hasattr
+
         def _hasattr(obj, name):
             if obj == os and name == 'lchmod':
                 return False
@@ -131,16 +130,10 @@ def _check_knows_to_change_to_0660_in_check_mode(self, mode):
     with patch('os.lstat', side_effect=[self.mock_stat1, self.mock_stat2, self.mock_stat2]) as m_lstat:
         self.assertEqual(self.am.set_mode_if_different('/path/to/file', mode, False), True)
 
-@add_method(_check_no_mode_given_returns_previous_changes,
-        [dict(previous_changes=True)],
-    [dict(previous_changes=False)],
-    )
-@add_method(_check_knows_to_change_to_0660_in_check_mode,
-        *SYNONYMS_0660
-        )
-@add_method(_check_mode_unchanged_when_already_0660,
-        *SYNONYMS_0660
-        )
+
+@add_method(_check_no_mode_given_returns_previous_changes, [dict(previous_changes=True)], [dict(previous_changes=False)],)
+@add_method(_check_knows_to_change_to_0660_in_check_mode, *SYNONYMS_0660)
+@add_method(_check_mode_unchanged_when_already_0660, *SYNONYMS_0660)
 class TestSetModeIfDifferentWithCheckMode(TestSetModeIfDifferentBase):
     def setUp(self):
         super(TestSetModeIfDifferentWithCheckMode, self).setUp()
diff --git a/test/units/module_utils/ec2/test_aws.py b/test/units/module_utils/ec2/test_aws.py
index 49b84d4789b..347eb4e6882 100644
--- a/test/units/module_utils/ec2/test_aws.py
+++ b/test/units/module_utils/ec2/test_aws.py
@@ -69,7 +69,7 @@ class RetryTestCase(unittest.TestCase):
             self.counter += 1
             raise botocore.exceptions.ClientError(err_msg, 'toooo fast!!')
 
-        #with self.assertRaises(botocore.exceptions.ClientError):
+        # with self.assertRaises(botocore.exceptions.ClientError):
         try:
             fail()
         except Exception as e:
@@ -85,7 +85,7 @@ class RetryTestCase(unittest.TestCase):
             self.counter += 1
             raise botocore.exceptions.ClientError(err_msg, 'unexpected error')
 
-        #with self.assertRaises(botocore.exceptions.ClientError):
+        # with self.assertRaises(botocore.exceptions.ClientError):
         try:
             raise_unexpected_error()
         except Exception as e:
diff --git a/test/units/module_utils/json_utils/test_filter_non_json_lines.py b/test/units/module_utils/json_utils/test_filter_non_json_lines.py
index 768e770a1e4..a92e38298d2 100644
--- a/test/units/module_utils/json_utils/test_filter_non_json_lines.py
+++ b/test/units/module_utils/json_utils/test_filter_non_json_lines.py
@@ -22,11 +22,12 @@ __metaclass__ = type
 
 import json
 
-from ansible.compat.tests import unittest
 from nose.tools import eq_, raises
 
+from ansible.compat.tests import unittest
 from ansible.module_utils.json_utils import _filter_non_json_lines
 
+
 class TestAnsibleModuleExitJson(unittest.TestCase):
     single_line_json_dict = u"""{"key": "value", "olá": "mundo"}"""
     single_line_json_array = u"""["a","b","c"]"""
@@ -38,10 +39,12 @@ class TestAnsibleModuleExitJson(unittest.TestCase):
 "b",
 "c"]"""
 
-    all_inputs = [single_line_json_dict,
-              single_line_json_array,
-              multi_line_json_dict,
-              multi_line_json_array]
+    all_inputs = [
+        single_line_json_dict,
+        single_line_json_array,
+        multi_line_json_dict,
+        multi_line_json_array
+    ]
 
     junk = [u"single line of junk", u"line 1/2 of junk\nline 2/2 of junk"]
 
@@ -51,7 +54,7 @@ class TestAnsibleModuleExitJson(unittest.TestCase):
         u'{"No json": "ending"',
         u'{"wrong": "ending"]',
         u'["wrong": "ending"}',
-        )
+    )
 
     def test_just_json(self):
         for i in self.all_inputs:
@@ -82,7 +85,8 @@ class TestAnsibleModuleExitJson(unittest.TestCase):
 
     def test_unparsable_filter_non_json_lines(self):
         for i in self.unparsable_cases:
-            self.assertRaises(ValueError,
+            self.assertRaises(
+                ValueError,
                 lambda data: _filter_non_json_lines(data),
                 data=i
             )
diff --git a/test/units/module_utils/test_basic.py b/test/units/module_utils/test_basic.py
index 00cb013c78a..08b437cc562 100644
--- a/test/units/module_utils/test_basic.py
+++ b/test/units/module_utils/test_basic.py
@@ -35,6 +35,7 @@ from ansible.module_utils.six.moves import builtins
 
 realimport = builtins.__import__
 
+
 class TestModuleUtilsBasic(ModuleTestCase):
 
     def clear_modules(self, mods):
@@ -95,10 +96,10 @@ class TestModuleUtilsBasic(ModuleTestCase):
         mod = builtins.__import__('ansible.module_utils.basic')
 
     # FIXME: doesn't work yet
-    #@patch.object(builtins, 'bytes')
-    #def test_module_utils_basic_bytes(self, mock_bytes):
-    #    mock_bytes.side_effect = NameError()
-    #    from ansible.module_utils import basic
+    # @patch.object(builtins, 'bytes')
+    # def test_module_utils_basic_bytes(self, mock_bytes):
+    #     mock_bytes.side_effect = NameError()
+    #     from ansible.module_utils import basic
 
     @patch.object(builtins, '__import__')
     @unittest.skipIf(sys.version_info[0] >= 3, "literal_eval is available in every version of Python3")
@@ -118,12 +119,12 @@ class TestModuleUtilsBasic(ModuleTestCase):
         self.assertEqual(mod.module_utils.basic.literal_eval("'1'"), "1")
         self.assertEqual(mod.module_utils.basic.literal_eval("1"), 1)
         self.assertEqual(mod.module_utils.basic.literal_eval("-1"), -1)
-        self.assertEqual(mod.module_utils.basic.literal_eval("(1,2,3)"), (1,2,3))
+        self.assertEqual(mod.module_utils.basic.literal_eval("(1,2,3)"), (1, 2, 3))
         self.assertEqual(mod.module_utils.basic.literal_eval("[1]"), [1])
         self.assertEqual(mod.module_utils.basic.literal_eval("True"), True)
         self.assertEqual(mod.module_utils.basic.literal_eval("False"), False)
         self.assertEqual(mod.module_utils.basic.literal_eval("None"), None)
-        #self.assertEqual(mod.module_utils.basic.literal_eval('{"a": 1}'), dict(a=1))
+        # self.assertEqual(mod.module_utils.basic.literal_eval('{"a": 1}'), dict(a=1))
         self.assertRaises(ValueError, mod.module_utils.basic.literal_eval, "asdfasdfasdf")
 
     @patch.object(builtins, '__import__')
@@ -162,13 +163,13 @@ class TestModuleUtilsBasic(ModuleTestCase):
                 self.assertEqual(get_distribution(), "Foo")
 
             with patch('os.path.isfile', return_value=True):
-                with patch('platform.linux_distribution', side_effect=[("AmazonFooBar",)]):
+                with patch('platform.linux_distribution', side_effect=[("AmazonFooBar", )]):
                     self.assertEqual(get_distribution(), "Amazonfoobar")
 
-                with patch('platform.linux_distribution', side_effect=(("",), ("AmazonFooBam",))):
+                with patch('platform.linux_distribution', side_effect=(("", ), ("AmazonFooBam",))):
                     self.assertEqual(get_distribution(), "Amazon")
 
-                with patch('platform.linux_distribution', side_effect=[("",),("",)]):
+                with patch('platform.linux_distribution', side_effect=[("", ), ("", )]):
                     self.assertEqual(get_distribution(), "OtherLinux")
 
                 def _dist(distname='', version='', id='', supported_dists=(), full_distribution_name=1):
@@ -241,11 +242,11 @@ class TestModuleUtilsBasic(ModuleTestCase):
         from ansible.module_utils.basic import json_dict_unicode_to_bytes, json_dict_bytes_to_unicode
 
         test_data = dict(
-            item1 = u"Fóo",
-            item2 = [u"Bár", u"Bam"],
-            item3 = dict(sub1=u"Súb"),
-            item4 = (u"föo", u"bär", u"©"),
-            item5 = 42,
+            item1=u"Fóo",
+            item2=[u"Bár", u"Bam"],
+            item3=dict(sub1=u"Súb"),
+            item4=(u"föo", u"bär", u"©"),
+            item5=42,
         )
         res = json_dict_unicode_to_bytes(test_data)
         res2 = json_dict_bytes_to_unicode(res)
@@ -265,10 +266,10 @@ class TestModuleUtilsBasic(ModuleTestCase):
         )
 
         arg_spec = dict(
-            foo = dict(required=True),
-            bar = dict(),
-            bam = dict(),
-            baz = dict(),
+            foo=dict(required=True),
+            bar=dict(),
+            bam=dict(),
+            baz=dict(),
         )
         mut_ex = (('bar', 'bam'),)
         req_to = (('bam', 'baz'),)
@@ -279,9 +280,9 @@ class TestModuleUtilsBasic(ModuleTestCase):
         with swap_stdin_and_argv(stdin_data=args):
             basic._ANSIBLE_ARGS = None
             am = basic.AnsibleModule(
-                argument_spec = arg_spec,
-                mutually_exclusive = mut_ex,
-                required_together = req_to,
+                argument_spec=arg_spec,
+                mutually_exclusive=mut_ex,
+                required_together=req_to,
                 no_log=True,
                 check_invalid_arguments=False,
                 add_file_common_args=True,
@@ -298,9 +299,9 @@ class TestModuleUtilsBasic(ModuleTestCase):
             self.assertRaises(
                 SystemExit,
                 basic.AnsibleModule,
-                argument_spec = arg_spec,
-                mutually_exclusive = mut_ex,
-                required_together = req_to,
+                argument_spec=arg_spec,
+                mutually_exclusive=mut_ex,
+                required_together=req_to,
                 no_log=True,
                 check_invalid_arguments=False,
                 add_file_common_args=True,
@@ -308,16 +309,16 @@ class TestModuleUtilsBasic(ModuleTestCase):
             )
 
         # fail because of mutually exclusive parameters
-        args = json.dumps(dict(ANSIBLE_MODULE_ARGS={"foo":"hello", "bar": "bad", "bam": "bad"}))
+        args = json.dumps(dict(ANSIBLE_MODULE_ARGS={"foo": "hello", "bar": "bad", "bam": "bad"}))
 
         with swap_stdin_and_argv(stdin_data=args):
             basic._ANSIBLE_ARGS = None
             self.assertRaises(
                 SystemExit,
                 basic.AnsibleModule,
-                argument_spec = arg_spec,
-                mutually_exclusive = mut_ex,
-                required_together = req_to,
+                argument_spec=arg_spec,
+                mutually_exclusive=mut_ex,
+                required_together=req_to,
                 no_log=True,
                 check_invalid_arguments=False,
                 add_file_common_args=True,
@@ -332,9 +333,9 @@ class TestModuleUtilsBasic(ModuleTestCase):
             self.assertRaises(
                 SystemExit,
                 basic.AnsibleModule,
-                argument_spec = arg_spec,
-                mutually_exclusive = mut_ex,
-                required_together = req_to,
+                argument_spec=arg_spec,
+                mutually_exclusive=mut_ex,
+                required_together=req_to,
                 no_log=True,
                 check_invalid_arguments=False,
                 add_file_common_args=True,
@@ -345,26 +346,26 @@ class TestModuleUtilsBasic(ModuleTestCase):
         from ansible.module_utils import basic
 
         arg_spec = dict(
-            foo = dict(type='float'),
-            foo2 = dict(type='float'),
-            foo3 = dict(type='float'),
-            bar = dict(type='int'),
-            bar2 = dict(type='int'),
+            foo=dict(type='float'),
+            foo2=dict(type='float'),
+            foo3=dict(type='float'),
+            bar=dict(type='int'),
+            bar2=dict(type='int'),
         )
 
         # should test ok
         args = json.dumps(dict(ANSIBLE_MODULE_ARGS={
-            "foo": 123.0, # float
-            "foo2": 123, # int
-            "foo3": "123", # string
-            "bar": 123, # int
-            "bar2": "123", # string
+            "foo": 123.0,  # float
+            "foo2": 123,  # int
+            "foo3": "123",  # string
+            "bar": 123,  # int
+            "bar2": "123",  # string
         }))
 
         with swap_stdin_and_argv(stdin_data=args):
             basic._ANSIBLE_ARGS = None
             am = basic.AnsibleModule(
-                argument_spec = arg_spec,
+                argument_spec=arg_spec,
                 no_log=True,
                 check_invalid_arguments=False,
                 add_file_common_args=True,
@@ -379,7 +380,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
             self.assertRaises(
                 SystemExit,
                 basic.AnsibleModule,
-                argument_spec = arg_spec,
+                argument_spec=arg_spec,
                 no_log=True,
                 check_invalid_arguments=False,
                 add_file_common_args=True,
@@ -391,7 +392,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         am.selinux_mls_enabled = MagicMock()
@@ -404,25 +405,25 @@ class TestModuleUtilsBasic(ModuleTestCase):
         self.assertEqual(res, dict())
 
         base_params = dict(
-            path = '/path/to/file',
-            mode = 0o600,
-            owner = 'root',
-            group = 'root',
-            seuser = '_default',
-            serole = '_default',
-            setype = '_default',
-            selevel = '_default',
+            path='/path/to/file',
+            mode=0o600,
+            owner='root',
+            group='root',
+            seuser='_default',
+            serole='_default',
+            setype='_default',
+            selevel='_default',
         )
 
         extended_params = base_params.copy()
         extended_params.update(dict(
-            follow = True,
-            foo = 'bar',
+            follow=True,
+            foo='bar',
         ))
 
         final_params = base_params.copy()
         final_params.update(dict(
-            path = '/path/to/real_file',
+            path='/path/to/real_file',
             secontext=['unconfined_u', 'object_r', 'default_t', 's0'],
             attributes=None,
         ))
@@ -441,7 +442,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         basic.HAVE_SELINUX = False
@@ -461,7 +462,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         am.selinux_mls_enabled = MagicMock()
@@ -475,7 +476,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         # we first test the cases where the python selinux lib is
@@ -486,7 +487,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         am.get_bin_path = MagicMock()
         am.get_bin_path.return_value = '/path/to/selinuxenabled'
         am.run_command = MagicMock()
-        am.run_command.return_value=(0, '', '')
+        am.run_command.return_value = (0, '', '')
         self.assertRaises(SystemExit, am.selinux_enabled)
         am.get_bin_path.return_value = None
         self.assertEqual(am.selinux_enabled(), False)
@@ -507,7 +508,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         am.selinux_initial_context = MagicMock(return_value=[None, None, None, None])
@@ -543,7 +544,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         am.selinux_initial_context = MagicMock(return_value=[None, None, None, None])
@@ -588,7 +589,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         with swap_stdin_and_argv(stdin_data=args):
             basic._ANSIBLE_ARGS = None
             am = basic.AnsibleModule(
-                argument_spec = dict(),
+                argument_spec=dict(),
             )
 
             def _mock_find_mount_point(path):
@@ -628,7 +629,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         mock_stat = MagicMock()
@@ -643,7 +644,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         def _mock_ismount(path):
@@ -669,7 +670,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         basic.HAVE_SELINUX = False
@@ -714,7 +715,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         self.assertEqual(am.set_owner_if_different('/path/to/file', None, True), True)
@@ -753,7 +754,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         self.assertEqual(am.set_group_if_different('/path/to/file', None, True), True)
@@ -824,7 +825,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         environ = dict()
@@ -885,7 +886,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         stat1.st_mode = 0o0644
         stat1.st_uid = 0
         stat1.st_gid = 0
-        _os_stat.side_effect = [stat1,]
+        _os_stat.side_effect = [stat1, ]
         am.selinux_enabled.return_value = False
         _os_chmod.reset_mock()
         _os_chown.reset_mock()
@@ -904,7 +905,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         stat1.st_mode = 0o0644
         stat1.st_uid = 0
         stat1.st_gid = 0
-        _os_stat.side_effect = [stat1,]
+        _os_stat.side_effect = [stat1, ]
         mock_context = MagicMock()
         am.selinux_context.return_value = mock_context
         am.selinux_enabled.return_value = True
@@ -1000,7 +1001,7 @@ class TestModuleUtilsBasic(ModuleTestCase):
         basic._ANSIBLE_ARGS = None
 
         am = basic.AnsibleModule(
-            argument_spec = dict(),
+            argument_spec=dict(),
         )
 
         mock_stat = MagicMock()
diff --git a/test/units/module_utils/test_distribution_version.py b/test/units/module_utils/test_distribution_version.py
index ca8f8098b6d..135d890adbc 100644
--- a/test/units/module_utils/test_distribution_version.py
+++ b/test/units/module_utils/test_distribution_version.py
@@ -41,125 +41,134 @@ TESTSETS = [
             "centos",
             "7.2.1511",
             "Core"
-            ],
+        ],
         "input": {
             "/etc/redhat-release": "CentOS Linux release 7.2.1511 (Core) \n",
-            "/etc/os-release": ("NAME=\"CentOS Linux\"\nVERSION=\"7 (Core)\"\nID=\"centos\"\nID_LIKE=\"rhel fedora\"\nVERSION_ID=\"7\"\n"
-                                "PRETTY_NAME=\"CentOS Linux 7 (Core)\"\nANSI_COLOR=\"0;31\"\nCPE_NAME=\"cpe:/o:centos:centos:7\"\n"
-                                "HOME_URL=\"https://www.centos.org/\"\nBUG_REPORT_URL=\"https://bugs.centos.org/\"\n\nCENTOS_MANTISBT_PROJECT=\"CentOS-7\"\n"
-                                "CENTOS_MANTISBT_PROJECT_VERSION=\"7\"\nREDHAT_SUPPORT_PRODUCT=\"centos\"\nREDHAT_SUPPORT_PRODUCT_VERSION=\"7\"\n\n"),
+            "/etc/os-release": (
+                "NAME=\"CentOS Linux\"\nVERSION=\"7 (Core)\"\nID=\"centos\"\nID_LIKE=\"rhel fedora\"\nVERSION_ID=\"7\"\n"
+                "PRETTY_NAME=\"CentOS Linux 7 (Core)\"\nANSI_COLOR=\"0;31\"\nCPE_NAME=\"cpe:/o:centos:centos:7\"\n"
+                "HOME_URL=\"https://www.centos.org/\"\nBUG_REPORT_URL=\"https://bugs.centos.org/\"\n\nCENTOS_MANTISBT_PROJECT=\"CentOS-7\"\n"
+                "CENTOS_MANTISBT_PROJECT_VERSION=\"7\"\nREDHAT_SUPPORT_PRODUCT=\"centos\"\nREDHAT_SUPPORT_PRODUCT_VERSION=\"7\"\n\n"
+            ),
             "/etc/system-release": "CentOS Linux release 7.2.1511 (Core) \n"
-            },
+        },
         "name": "CentOS 7.2.1511",
         "result": {
             "distribution_release": "Core",
             "distribution": "CentOS",
             "distribution_major_version": "7",
             "os_family": "RedHat",
-            "distribution_version": "7.2.1511"
-            }
-        },
+            "distribution_version": "7.2.1511",
+        }
+    },
     {
         "name": "CentOS 6.7",
         "platform.dist": [
             "centos",
             "6.7",
             "Final"
-            ],
+        ],
         "input": {
             "/etc/redhat-release": "CentOS release 6.7 (Final)\n",
-            "/etc/lsb-release": ("LSB_VERSION=base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:"
-                                 "printing-4.0-amd64:printing-4.0-noarch\n"),
+            "/etc/lsb-release": (
+                "LSB_VERSION=base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:"
+                "printing-4.0-amd64:printing-4.0-noarch\n"
+            ),
             "/etc/system-release": "CentOS release 6.7 (Final)\n"
-            },
+        },
         "result": {
             "distribution_release": "Final",
             "distribution": "CentOS",
             "distribution_major_version": "6",
             "os_family": "RedHat",
             "distribution_version": "6.7"
-            }
-        },
+        }
+    },
     {
         "name": "RedHat 7.2",
         "platform.dist": [
             "redhat",
             "7.2",
             "Maipo"
-            ],
+        ],
         "input": {
             "/etc/redhat-release": "Red Hat Enterprise Linux Server release 7.2 (Maipo)\n",
-            "/etc/os-release": ("NAME=\"Red Hat Enterprise Linux Server\"\nVERSION=\"7.2 (Maipo)\"\nID=\"rhel\"\nID_LIKE=\"fedora\"\nVERSION_ID=\"7.2\"\n"
-                                "PRETTY_NAME=\"Red Hat Enterprise Linux Server 7.2 (Maipo)\"\nANSI_COLOR=\"0;31\"\n"
-                                "CPE_NAME=\"cpe:/o:redhat:enterprise_linux:7.2:GA:server\"\nHOME_URL=\"https://www.redhat.com/\"\n"
-                                "BUG_REPORT_URL=\"https://bugzilla.redhat.com/\"\n\nREDHAT_BUGZILLA_PRODUCT=\"Red Hat Enterprise Linux 7\"\n"
-                                "REDHAT_BUGZILLA_PRODUCT_VERSION=7.2\nREDHAT_SUPPORT_PRODUCT=\"Red Hat Enterprise Linux\"\n"
-                                "REDHAT_SUPPORT_PRODUCT_VERSION=\"7.2\"\n"),
+            "/etc/os-release": (
+                "NAME=\"Red Hat Enterprise Linux Server\"\nVERSION=\"7.2 (Maipo)\"\nID=\"rhel\"\nID_LIKE=\"fedora\"\nVERSION_ID=\"7.2\"\n"
+                "PRETTY_NAME=\"Red Hat Enterprise Linux Server 7.2 (Maipo)\"\nANSI_COLOR=\"0;31\"\n"
+                "CPE_NAME=\"cpe:/o:redhat:enterprise_linux:7.2:GA:server\"\nHOME_URL=\"https://www.redhat.com/\"\n"
+                "BUG_REPORT_URL=\"https://bugzilla.redhat.com/\"\n\nREDHAT_BUGZILLA_PRODUCT=\"Red Hat Enterprise Linux 7\"\n"
+                "REDHAT_BUGZILLA_PRODUCT_VERSION=7.2\nREDHAT_SUPPORT_PRODUCT=\"Red Hat Enterprise Linux\"\n"
+                "REDHAT_SUPPORT_PRODUCT_VERSION=\"7.2\"\n"
+            ),
             "/etc/system-release": "Red Hat Enterprise Linux Server release 7.2 (Maipo)\n"
-            },
+        },
         "result": {
             "distribution_release": "Maipo",
             "distribution": "RedHat",
             "distribution_major_version": "7",
             "os_family": "RedHat",
             "distribution_version": "7.2"
-            }
-        },
+        }
+    },
     {
         "name": "RedHat 6.7",
         "platform.dist": [
             "redhat",
             "6.7",
             "Santiago"
-            ],
+        ],
         "input": {
             "/etc/redhat-release": "Red Hat Enterprise Linux Server release 6.7 (Santiago)\n",
-            "/etc/lsb-release": ("LSB_VERSION=base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:"
-                                 "printing-4.0-amd64:printing-4.0-noarch\n"),
+            "/etc/lsb-release": (
+                "LSB_VERSION=base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:"
+                "printing-4.0-amd64:printing-4.0-noarch\n"
+            ),
             "/etc/system-release": "Red Hat Enterprise Linux Server release 6.7 (Santiago)\n"
-            },
+        },
         "result": {
             "distribution_release": "Santiago",
             "distribution": "RedHat",
             "distribution_major_version": "6",
             "os_family": "RedHat",
             "distribution_version": "6.7"
-            }
-        },
+        }
+    },
     {
         "name": "Virtuozzo 7.3",
         "platform.dist": [
             "redhat",
             "7.3",
             ""
-            ],
+        ],
         "input": {
             "/etc/redhat-release": "Virtuozzo Linux release 7.3\n",
-            "/etc/os-release": ("NAME=\"Virtuozzo\"\n"
-                                "VERSION=\"7.0.3\"\n"
-                                "ID=\"virtuozzo\"\n"
-                                "ID_LIKE=\"rhel fedora\"\n"
-                                "VERSION_ID=\"7\"\n"
-                                "PRETTY_NAME=\"Virtuozzo release 7.0.3\"\n"
-                                "ANSI_COLOR=\"0;31\"\n"
-                                "CPE_NAME=\"cpe:/o:virtuozzoproject:vz:7\"\n"
-                                "HOME_URL=\"http://www.virtuozzo.com\"\n"
-                                "BUG_REPORT_URL=\"https://bugs.openvz.org/\"\n"),
+            "/etc/os-release": (
+                "NAME=\"Virtuozzo\"\n"
+                "VERSION=\"7.0.3\"\n"
+                "ID=\"virtuozzo\"\n"
+                "ID_LIKE=\"rhel fedora\"\n"
+                "VERSION_ID=\"7\"\n"
+                "PRETTY_NAME=\"Virtuozzo release 7.0.3\"\n"
+                "ANSI_COLOR=\"0;31\"\n"
+                "CPE_NAME=\"cpe:/o:virtuozzoproject:vz:7\"\n"
+                "HOME_URL=\"http://www.virtuozzo.com\"\n"
+                "BUG_REPORT_URL=\"https://bugs.openvz.org/\"\n"
+            ),
             "/etc/system-release": "Virtuozzo release 7.0.3 (640)\n"
-            },
+        },
         "result": {
             "distribution_release": "NA",
             "distribution": "Virtuozzo",
             "distribution_major_version": "7",
             "os_family": "RedHat",
             "distribution_version": "7.3"
-            }
-        },
+        }
+    },
     {
-        "name" : "openSUSE Leap 42.1",
+        "name": "openSUSE Leap 42.1",
         "input": {
-            "/etc/os-release":
-            """
+            "/etc/os-release": """
 NAME="openSUSE Leap"
 VERSION="42.1"
 VERSION_ID="42.1"
@@ -170,16 +179,16 @@ CPE_NAME="cpe:/o:opensuse:opensuse:42.1"
 BUG_REPORT_URL="https://bugs.opensuse.org"
 HOME_URL="https://opensuse.org/"
 ID_LIKE="suse"
-            """,
-            "/etc/SuSE-release":"""
+""",
+            "/etc/SuSE-release": """
 openSUSE 42.1 (x86_64)
 VERSION = 42.1
 CODENAME = Malachite
 # /etc/SuSE-release is deprecated and will be removed in the future, use /etc/os-release instead
-            """
+"""
         },
         "platform.dist": ['SuSE', '42.1', 'x86_64'],
-        "result":{
+        "result": {
             "distribution": "openSUSE Leap",
             "distribution_major_version": "42",
             "distribution_release": "1",
@@ -189,12 +198,13 @@ CODENAME = Malachite
     },
     {
         'name': 'openSUSE 13.2',
-        'input': {'/etc/SuSE-release': """openSUSE 13.2 (x86_64)
+        'input': {
+            '/etc/SuSE-release': """openSUSE 13.2 (x86_64)
 VERSION = 13.2
 CODENAME = Harlequin
 # /etc/SuSE-release is deprecated and will be removed in the future, use /etc/os-release instead
 """,
-                  '/etc/os-release': """NAME=openSUSE
+            '/etc/os-release': """NAME=openSUSE
 VERSION="13.2 (Harlequin)"
 VERSION_ID="13.2"
 PRETTY_NAME="openSUSE 13.2 (Harlequin) (x86_64)"
@@ -204,13 +214,16 @@ CPE_NAME="cpe:/o:opensuse:opensuse:13.2"
 BUG_REPORT_URL="https://bugs.opensuse.org"
 HOME_URL="https://opensuse.org/"
 ID_LIKE="suse"
-"""},
+"""
+        },
         'platform.dist': ('SuSE', '13.2', 'x86_64'),
-        'result': {'distribution': u'openSUSE',
-                   'distribution_major_version': u'13',
-                   'distribution_release': u'2',
-                   'os_family': u'Suse',
-                   'distribution_version': u'13.2'}
+        'result': {
+            'distribution': u'openSUSE',
+            'distribution_major_version': u'13',
+            'distribution_release': u'2',
+            'os_family': u'Suse',
+            'distribution_version': u'13.2'
+        }
     },
     {
         "platform.dist": [
@@ -219,9 +232,11 @@ ID_LIKE="suse"
             ""
         ],
         "input": {
-            "/etc/os-release": ("NAME=\"openSUSE Tumbleweed\"\n# VERSION=\"20160917\"\nID=opensuse\nID_LIKE=\"suse\"\nVERSION_ID=\"20160917\"\n"
-                                "PRETTY_NAME=\"openSUSE Tumbleweed\"\nANSI_COLOR=\"0;32\"\nCPE_NAME=\"cpe:/o:opensuse:tumbleweed:20160917\"\n"
-                                "BUG_REPORT_URL=\"https://bugs.opensuse.org\"\nHOME_URL=\"https://www.opensuse.org/\"\n")
+            "/etc/os-release": (
+                "NAME=\"openSUSE Tumbleweed\"\n# VERSION=\"20160917\"\nID=opensuse\nID_LIKE=\"suse\"\nVERSION_ID=\"20160917\"\n"
+                "PRETTY_NAME=\"openSUSE Tumbleweed\"\nANSI_COLOR=\"0;32\"\nCPE_NAME=\"cpe:/o:opensuse:tumbleweed:20160917\"\n"
+                "BUG_REPORT_URL=\"https://bugs.opensuse.org\"\nHOME_URL=\"https://www.opensuse.org/\"\n"
+            )
         },
         "name": "openSUSE Tumbleweed 20160917",
         "result": {
@@ -235,14 +250,14 @@ ID_LIKE="suse"
     {  # see https://github.com/ansible/ansible/issues/14837
         "name": "SLES 11.3",
         "input": {
-            "/etc/SuSE-release":"""
+            "/etc/SuSE-release": """
 SUSE Linux Enterprise Server 11 (x86_64)
 VERSION = 11
 PATCHLEVEL = 3
-            """
+"""
         },
         "platform.dist": ['SuSE', '11', 'x86_64'],
-        "result":{
+        "result": {
             "distribution": "SLES",
             "distribution_major_version": "11",
             "distribution_release": "3",
@@ -253,12 +268,12 @@ PATCHLEVEL = 3
     {  # see https://github.com/ansible/ansible/issues/14837
         "name": "SLES 11.4",
         "input": {
-            "/etc/SuSE-release":"""
+            "/etc/SuSE-release": """
 SUSE Linux Enterprise Server 11 (x86_64)
 VERSION = 11
 PATCHLEVEL = 4
-            """,
-            "/etc/os-release":"""
+""",
+            "/etc/os-release": """
 NAME="SLES"
 VERSION="11.4"
 VERSION_ID="11.4"
@@ -266,7 +281,7 @@ PRETTY_NAME="SUSE Linux Enterprise Server 11 SP4"
 ID="sles"
 ANSI_COLOR="0;32"
 CPE_NAME="cpe:/o:suse:sles:11:4"
-            """,
+""",
         },
         "platform.dist": ['SuSE', '11', 'x86_64'],
         "result":{
@@ -280,14 +295,14 @@ CPE_NAME="cpe:/o:suse:sles:11:4"
     {  # see https://github.com/ansible/ansible/issues/14837
         "name": "SLES 12 SP0",
         "input": {
-            "/etc/SuSE-release":"""
+            "/etc/SuSE-release": """
 SUSE Linux Enterprise Server 12 (x86_64)
 VERSION = 12
 PATCHLEVEL = 0
 # This file is deprecated and will be removed in a future service pack or release.
 # Please check /etc/os-release for details about this release.
-            """,
-            "/etc/os-release":"""
+""",
+            "/etc/os-release": """
 NAME="SLES"
 VERSION="12"
 VERSION_ID="12"
@@ -295,10 +310,10 @@ PRETTY_NAME="SUSE Linux Enterprise Server 12"
 ID="sles"
 ANSI_COLOR="0;32"
 CPE_NAME="cpe:/o:suse:sles:12"
-            """,
+""",
         },
         "platform.dist": ['SuSE', '12', 'x86_64'],
-        "result":{
+        "result": {
             "distribution": "SLES",
             "distribution_major_version": "12",
             "distribution_release": "0",
@@ -306,18 +321,17 @@ CPE_NAME="cpe:/o:suse:sles:12"
             "distribution_version": "12",
         }
     },
-
     {  # see https://github.com/ansible/ansible/issues/14837
         "name": "SLES 12 SP1",
         "input": {
-            "/etc/SuSE-release":"""
+            "/etc/SuSE-release": """
 SUSE Linux Enterprise Server 12 (x86_64)
 VERSION = 12
 PATCHLEVEL = 0
 # This file is deprecated and will be removed in a future service pack or release.
 # Please check /etc/os-release for details about this release.
-            """,
-            "/etc/os-release":"""
+""",
+            "/etc/os-release": """
 NAME="SLES"
 VERSION="12-SP1"
 VERSION_ID="12.1"
@@ -340,20 +354,20 @@ CPE_NAME="cpe:/o:suse:sles:12:sp1"
     {
         "name": "Debian stretch/sid",
         "input": {
-            "/etc/os-release":"""
+            "/etc/os-release": """
 PRETTY_NAME="Debian GNU/Linux stretch/sid"
 NAME="Debian GNU/Linux"
 ID=debian
 HOME_URL="https://www.debian.org/"
 SUPPORT_URL="https://www.debian.org/support"
 BUG_REPORT_URL="https://bugs.debian.org/"
-            """,
-            "/etc/debian_version":"""
+""",
+            "/etc/debian_version": """
             stretch/sid
             """,
         },
         "platform.dist": ('debian', 'stretch/sid', ''),
-        "result":{
+        "result": {
             "distribution": "Debian",
             "distribution_major_version": "stretch/sid",
             "distribution_release": "NA",
@@ -363,7 +377,8 @@ BUG_REPORT_URL="https://bugs.debian.org/"
     },
     {
         'name': "Debian 7.9",
-        'input': {'/etc/os-release': """PRETTY_NAME="Debian GNU/Linux 7 (wheezy)"
+        'input': {
+            '/etc/os-release': """PRETTY_NAME="Debian GNU/Linux 7 (wheezy)"
 NAME="Debian GNU/Linux"
 VERSION_ID="7"
 VERSION="7 (wheezy)"
@@ -372,13 +387,16 @@ ANSI_COLOR="1;31"
 HOME_URL="http://www.debian.org/"
 SUPPORT_URL="http://www.debian.org/support/"
 BUG_REPORT_URL="http://bugs.debian.org/"
-"""},
+"""
+        },
         'platform.dist': ('debian', '7.9', ''),
-        'result': {'distribution': u'Debian',
-                   'distribution_major_version': u'7',
-                   'distribution_release': u'wheezy',
-                   "os_family": "Debian",
-                   'distribution_version': u'7.9'}
+        'result': {
+            'distribution': u'Debian',
+            'distribution_major_version': u'7',
+            'distribution_release': u'wheezy',
+            "os_family": "Debian",
+            'distribution_version': u'7.9'
+        }
     },
     {
         "platform.dist": [
@@ -387,9 +405,11 @@ BUG_REPORT_URL="http://bugs.debian.org/"
             "xenial"
         ],
         "input": {
-            "/etc/os-release": ("NAME=\"Ubuntu\"\nVERSION=\"16.04 LTS (Xenial Xerus)\"\nID=ubuntu\nID_LIKE=debian\nPRETTY_NAME=\"Ubuntu 16.04 LTS\"\n"
-                                "VERSION_ID=\"16.04\"\nHOME_URL=\"http://www.ubuntu.com/\"\nSUPPORT_URL=\"http://help.ubuntu.com/\"\n"
-                                "BUG_REPORT_URL=\"http://bugs.launchpad.net/ubuntu/\"\nUBUNTU_CODENAME=xenial\n"),
+            "/etc/os-release": (
+                "NAME=\"Ubuntu\"\nVERSION=\"16.04 LTS (Xenial Xerus)\"\nID=ubuntu\nID_LIKE=debian\nPRETTY_NAME=\"Ubuntu 16.04 LTS\"\n"
+                "VERSION_ID=\"16.04\"\nHOME_URL=\"http://www.ubuntu.com/\"\nSUPPORT_URL=\"http://help.ubuntu.com/\"\n"
+                "BUG_REPORT_URL=\"http://bugs.launchpad.net/ubuntu/\"\nUBUNTU_CODENAME=xenial\n"
+            ),
             "/etc/lsb-release": "DISTRIB_ID=Ubuntu\nDISTRIB_RELEASE=16.04\nDISTRIB_CODENAME=xenial\nDISTRIB_DESCRIPTION=\"Ubuntu 16.04 LTS\"\n"
         },
         "name": "Ubuntu 16.04",
@@ -403,12 +423,13 @@ BUG_REPORT_URL="http://bugs.debian.org/"
     },
     {
         'name': "Ubuntu 14.04",
-        'input': {'/etc/lsb-release': """DISTRIB_ID=Ubuntu
+        'input': {
+            '/etc/lsb-release': """DISTRIB_ID=Ubuntu
 DISTRIB_RELEASE=14.04
 DISTRIB_CODENAME=trusty
 DISTRIB_DESCRIPTION="Ubuntu 14.04.4 LTS"
 """,
-                  '/etc/os-release': """NAME="Ubuntu"
+            '/etc/os-release': """NAME="Ubuntu"
 VERSION="14.04.4 LTS, Trusty Tahr"
 ID=ubuntu
 ID_LIKE=debian
@@ -417,13 +438,16 @@ VERSION_ID="14.04"
 HOME_URL="http://www.ubuntu.com/"
 SUPPORT_URL="http://help.ubuntu.com/"
 BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"
-"""},
+"""
+        },
         'platform.dist': ('Ubuntu', '14.04', 'trusty'),
-        'result': {'distribution': u'Ubuntu',
-                   'distribution_major_version': u'14',
-                   'distribution_release': u'trusty',
-                   "os_family": "Debian",
-                   'distribution_version': u'14.04'}
+        'result': {
+            'distribution': u'Ubuntu',
+            'distribution_major_version': u'14',
+            'distribution_release': u'trusty',
+            "os_family": "Debian",
+            'distribution_version': u'14.04'
+        }
     },
     {
         'name': "Ubuntu 12.04",
@@ -470,7 +494,7 @@ VERSION_ID="12.04"
     {
         'name': 'Core OS',
         'input': {
-            '/etc/os-release':"""
+            '/etc/os-release': """
 NAME=CoreOS
 ID=coreos
 VERSION=976.0.0
@@ -480,15 +504,15 @@ PRETTY_NAME="CoreOS 976.0.0 (Coeur Rouge)"
 ANSI_COLOR="1;32"
 HOME_URL="https://coreos.com/"
 BUG_REPORT_URL="https://github.com/coreos/bugs/issues"
-            """,
-            '/etc/lsb-release':"""DISTRIB_ID=CoreOS
+""",
+            '/etc/lsb-release': """DISTRIB_ID=CoreOS
 DISTRIB_RELEASE=976.0.0
 DISTRIB_CODENAME="Coeur Rouge"
 DISTRIB_DESCRIPTION="CoreOS 976.0.0 (Coeur Rouge)"
 """,
         },
         'platform.dist': ('', '', ''),
-        'result' : {
+        'result': {
             "distribution": "CoreOS",
             "distribution_major_version": "NA",
             "distribution_release": "NA",
@@ -679,87 +703,90 @@ DISTRIB_DESCRIPTION="CoreOS 976.0.0 (Coeur Rouge)"
         },
         "platform.system": "SunOS"
     },
-
     {
         "name": "Solaris 11.3",
         "platform.dist": [
             "",
             "",
             ""
-            ],
+        ],
         "input": {
-            "/etc/release": ("                             Oracle Solaris 11.3 X86\n  Copyright (c) 1983, 2015, Oracle and/or its affiliates.  "
-            "All rights reserved.\n                            Assembled 06 October 2015\n")
-            },
+            "/etc/release": (
+                "                             Oracle Solaris 11.3 X86\n  Copyright (c) 1983, 2015, Oracle and/or its affiliates.  "
+                "All rights reserved.\n                            Assembled 06 October 2015\n"
+            )
+        },
         "platform.system": "SunOS",
         "result": {
             "distribution_release": "Oracle Solaris 11.3 X86",
             "distribution": "Solaris",
             "os_family": "Solaris",
             "distribution_version": "11.3"
-            }
-        },
-
+        }
+    },
     {
         "name": "Solaris 10",
         "platform.dist": [
             "",
             "",
             ""
-            ],
+        ],
         "input": {
             "/etc/release": ("                    Oracle Solaris 10 1/13 s10x_u11wos_24a X86\n  Copyright (c) 1983, 2013, Oracle and/or its affiliates. "
                              "All rights reserved.\n                            Assembled 17 January 2013\n")
-            },
+        },
         "platform.system": "SunOS",
         "result": {
             "distribution_release": "Oracle Solaris 10 1/13 s10x_u11wos_24a X86",
             "distribution": "Solaris",
             "os_family": "Solaris",
             "distribution_version": "10"
-            }
-        },
-
+        }
+    },
     {
         "name": "Fedora 22",
         "platform.dist": [
             "fedora",
             "22",
             "Twenty Two"
-            ],
+        ],
         "input": {
             "/etc/redhat-release": "Fedora release 22 (Twenty Two)\n",
-            "/etc/os-release": ("NAME=Fedora\nVERSION=\"22 (Twenty Two)\"\nID=fedora\nVERSION_ID=22\nPRETTY_NAME=\"Fedora 22 (Twenty Two)\"\n"
-                                "ANSI_COLOR=\"0;34\"\nCPE_NAME=\"cpe:/o:fedoraproject:fedora:22\"\nHOME_URL=\"https://fedoraproject.org/\"\n"
-                                "BUG_REPORT_URL=\"https://bugzilla.redhat.com/\"\nREDHAT_BUGZILLA_PRODUCT=\"Fedora\"\nREDHAT_BUGZILLA_PRODUCT_VERSION=22\n"
-                                "REDHAT_SUPPORT_PRODUCT=\"Fedora\"\nREDHAT_SUPPORT_PRODUCT_VERSION=22\n"
-                                "PRIVACY_POLICY_URL=https://fedoraproject.org/wiki/Legal:PrivacyPolicy\n"),
+            "/etc/os-release": (
+                "NAME=Fedora\nVERSION=\"22 (Twenty Two)\"\nID=fedora\nVERSION_ID=22\nPRETTY_NAME=\"Fedora 22 (Twenty Two)\"\n"
+                "ANSI_COLOR=\"0;34\"\nCPE_NAME=\"cpe:/o:fedoraproject:fedora:22\"\nHOME_URL=\"https://fedoraproject.org/\"\n"
+                "BUG_REPORT_URL=\"https://bugzilla.redhat.com/\"\nREDHAT_BUGZILLA_PRODUCT=\"Fedora\"\nREDHAT_BUGZILLA_PRODUCT_VERSION=22\n"
+                "REDHAT_SUPPORT_PRODUCT=\"Fedora\"\nREDHAT_SUPPORT_PRODUCT_VERSION=22\n"
+                "PRIVACY_POLICY_URL=https://fedoraproject.org/wiki/Legal:PrivacyPolicy\n"
+            ),
             "/etc/system-release": "Fedora release 22 (Twenty Two)\n"
-            },
+        },
         "result": {
             "distribution_release": "Twenty Two",
             "distribution": "Fedora",
             "distribution_major_version": "22",
             "os_family": "RedHat",
             "distribution_version": "22"
-            }
-        },
+        }
+    },
     {
         "platform.dist": [
             "fedora",
             "25",
             "Rawhide"
-            ],
+        ],
         "input": {
             "/etc/redhat-release": "Fedora release 25 (Rawhide)\n",
-            "/etc/os-release": ("NAME=Fedora\nVERSION=\"25 (Workstation Edition)\"\nID=fedora\nVERSION_ID=25\n"
-                                "PRETTY_NAME=\"Fedora 25 (Workstation Edition)\"\nANSI_COLOR=\"0;34\"\nCPE_NAME=\"cpe:/o:fedoraproject:fedora:25\"\n"
-                                "HOME_URL=\"https://fedoraproject.org/\"\nBUG_REPORT_URL=\"https://bugzilla.redhat.com/\"\n"
-                                "REDHAT_BUGZILLA_PRODUCT=\"Fedora\"\nREDHAT_BUGZILLA_PRODUCT_VERSION=rawhide\nREDHAT_SUPPORT_PRODUCT=\"Fedora\"\n"
-                                "REDHAT_SUPPORT_PRODUCT_VERSION=rawhide\nPRIVACY_POLICY_URL=https://fedoraproject.org/wiki/Legal:PrivacyPolicy\n"
-                                "VARIANT=\"Workstation Edition\"\nVARIANT_ID=workstation\n"),
+            "/etc/os-release": (
+                "NAME=Fedora\nVERSION=\"25 (Workstation Edition)\"\nID=fedora\nVERSION_ID=25\n"
+                "PRETTY_NAME=\"Fedora 25 (Workstation Edition)\"\nANSI_COLOR=\"0;34\"\nCPE_NAME=\"cpe:/o:fedoraproject:fedora:25\"\n"
+                "HOME_URL=\"https://fedoraproject.org/\"\nBUG_REPORT_URL=\"https://bugzilla.redhat.com/\"\n"
+                "REDHAT_BUGZILLA_PRODUCT=\"Fedora\"\nREDHAT_BUGZILLA_PRODUCT_VERSION=rawhide\nREDHAT_SUPPORT_PRODUCT=\"Fedora\"\n"
+                "REDHAT_SUPPORT_PRODUCT_VERSION=rawhide\nPRIVACY_POLICY_URL=https://fedoraproject.org/wiki/Legal:PrivacyPolicy\n"
+                "VARIANT=\"Workstation Edition\"\nVARIANT_ID=workstation\n"
+            ),
             "/etc/system-release": "Fedora release 25 (Rawhide)\n"
-            },
+        },
         "name": "Fedora 25",
         "result": {
             "distribution_release": "Rawhide",
@@ -767,9 +794,8 @@ DISTRIB_DESCRIPTION="CoreOS 976.0.0 (Coeur Rouge)"
             "distribution_major_version": "25",
             "os_family": "RedHat",
             "distribution_version": "25"
-            }
-        },
-
+        }
+    },
     {
         "platform.dist": [
             "",
@@ -787,9 +813,8 @@ DISTRIB_DESCRIPTION="CoreOS 976.0.0 (Coeur Rouge)"
             "distribution_major_version": "NA",
             "os_family": "SMGL",
             "distribution_version": "NA"
-            }
-        },
-
+        }
+    },
 ]
 
 
@@ -815,6 +840,7 @@ def test_distribution_version(testcase):
 
         _test_one_distribution(facts, module, testcase)
 
+
 def _test_one_distribution(facts, module, testcase):
     """run the test on one distribution testcase
 
@@ -828,7 +854,7 @@ def _test_one_distribution(facts, module, testcase):
         data = default
         if fname in testcase['input']:
             # for debugging
-            print('faked '+fname+' for '+testcase['name'])
+            print('faked %s for %s' % (fname, testcase['name']))
             data = testcase['input'][fname].strip()
         if strip and data is not None:
             data = data.strip()
diff --git a/test/units/module_utils/test_facts.py b/test/units/module_utils/test_facts.py
index c3b1b4ba263..8ee30275e39 100644
--- a/test/units/module_utils/test_facts.py
+++ b/test/units/module_utils/test_facts.py
@@ -189,7 +189,7 @@ LSBLK_OUTPUT = b"""
 /dev/mapper/docker-253:1-1050967-pool
 """
 
-LSBLK_OUTPUT_2  = b"""
+LSBLK_OUTPUT_2 = b"""
 /dev/sda
 /dev/sda1                            32caaec3-ef40-4691-a3b6-438c3f9bc1c0
 /dev/sda2                            66Ojcd-ULtu-1cZa-Tywo-mx0d-RF4O-ysA9jK
@@ -244,166 +244,213 @@ grimlock.g.a:path_with'single_quotes /home/adrian/sshfs-grimlock-single-quote-2
 grimlock.g.a:/mnt/data/foto's /home/adrian/fotos fuse.sshfs rw,nosuid,nodev,relatime,user_id=1000,group_id=1000 0 0
 """
 
-MTAB_ENTRIES = \
+MTAB_ENTRIES = [
     [
-        ['sysfs',
-         '/sys',
-         'sysfs',
-         'rw,seclabel,nosuid,nodev,noexec,relatime',
-         '0',
-         '0'],
-        ['proc', '/proc', 'proc', 'rw,nosuid,nodev,noexec,relatime', '0', '0'],
-        ['devtmpfs',
-         '/dev',
-         'devtmpfs',
-         'rw,seclabel,nosuid,size=8044400k,nr_inodes=2011100,mode=755',
-         '0',
-         '0'],
-        ['securityfs',
-         '/sys/kernel/security',
-         'securityfs',
-         'rw,nosuid,nodev,noexec,relatime',
-         '0',
-         '0'],
-        ['tmpfs', '/dev/shm', 'tmpfs', 'rw,seclabel,nosuid,nodev', '0', '0'],
-        ['devpts',
-         '/dev/pts',
-         'devpts',
-         'rw,seclabel,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000',
-         '0',
-         '0'],
-        ['tmpfs', '/run', 'tmpfs', 'rw,seclabel,nosuid,nodev,mode=755', '0', '0'],
-        ['tmpfs',
-         '/sys/fs/cgroup',
-         'tmpfs',
-         'ro,seclabel,nosuid,nodev,noexec,mode=755',
-         '0',
-         '0'],
-        ['cgroup',
-         '/sys/fs/cgroup/systemd',
-         'cgroup',
-         'rw,nosuid,nodev,noexec,relatime,xattr,release_agent=/usr/lib/systemd/systemd-cgroups-agent,name=systemd',
-         '0',
-         '0'],
-        ['pstore',
-         '/sys/fs/pstore',
-         'pstore',
-         'rw,seclabel,nosuid,nodev,noexec,relatime',
-         '0',
-         '0'],
-        ['cgroup',
-         '/sys/fs/cgroup/devices',
-         'cgroup',
-         'rw,nosuid,nodev,noexec,relatime,devices',
-         '0',
-         '0'],
-        ['cgroup',
+        'sysfs',
+        '/sys',
+        'sysfs',
+        'rw,seclabel,nosuid,nodev,noexec,relatime',
+        '0',
+        '0'
+    ],
+    ['proc', '/proc', 'proc', 'rw,nosuid,nodev,noexec,relatime', '0', '0'],
+    [
+        'devtmpfs',
+        '/dev',
+        'devtmpfs',
+        'rw,seclabel,nosuid,size=8044400k,nr_inodes=2011100,mode=755',
+        '0',
+        '0'
+    ],
+    [
+        'securityfs',
+        '/sys/kernel/security',
+        'securityfs',
+        'rw,nosuid,nodev,noexec,relatime',
+        '0',
+        '0'
+    ],
+    ['tmpfs', '/dev/shm', 'tmpfs', 'rw,seclabel,nosuid,nodev', '0', '0'],
+    [
+        'devpts',
+        '/dev/pts',
+        'devpts',
+        'rw,seclabel,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000',
+        '0',
+        '0'
+    ],
+    ['tmpfs', '/run', 'tmpfs', 'rw,seclabel,nosuid,nodev,mode=755', '0', '0'],
+    [
+        'tmpfs',
+        '/sys/fs/cgroup',
+        'tmpfs',
+        'ro,seclabel,nosuid,nodev,noexec,mode=755',
+        '0',
+        '0'
+    ],
+    [
+        'cgroup',
+        '/sys/fs/cgroup/systemd',
+        'cgroup',
+        'rw,nosuid,nodev,noexec,relatime,xattr,release_agent=/usr/lib/systemd/systemd-cgroups-agent,name=systemd',
+        '0',
+        '0'
+    ],
+    [
+        'pstore',
+        '/sys/fs/pstore',
+        'pstore',
+        'rw,seclabel,nosuid,nodev,noexec,relatime',
+        '0',
+        '0'
+    ],
+    [
+        'cgroup',
+        '/sys/fs/cgroup/devices',
+        'cgroup',
+        'rw,nosuid,nodev,noexec,relatime,devices',
+        '0',
+        '0'
+    ],
+    [
+        'cgroup',
         '/sys/fs/cgroup/freezer',
         'cgroup',
         'rw,nosuid,nodev,noexec,relatime,freezer',
         '0',
-        '0'],
-        ['cgroup',
+        '0'
+    ],
+    [
+        'cgroup',
         '/sys/fs/cgroup/memory',
         'cgroup',
         'rw,nosuid,nodev,noexec,relatime,memory',
         '0',
-        '0'],
-        ['cgroup',
+        '0'
+    ],
+    [
+        'cgroup',
         '/sys/fs/cgroup/pids',
         'cgroup',
         'rw,nosuid,nodev,noexec,relatime,pids',
         '0',
-        '0'],
-        ['cgroup',
+        '0'
+    ],
+    [
+        'cgroup',
         '/sys/fs/cgroup/blkio',
         'cgroup',
         'rw,nosuid,nodev,noexec,relatime,blkio',
         '0',
-        '0'],
-        ['cgroup',
+        '0'
+    ],
+    [
+        'cgroup',
         '/sys/fs/cgroup/cpuset',
         'cgroup',
         'rw,nosuid,nodev,noexec,relatime,cpuset',
         '0',
-        '0'],
-        ['cgroup',
+        '0'
+    ],
+    [
+        'cgroup',
         '/sys/fs/cgroup/cpu,cpuacct',
         'cgroup',
         'rw,nosuid,nodev,noexec,relatime,cpu,cpuacct',
         '0',
-        '0'],
-        ['cgroup',
+        '0'
+    ],
+    [
+        'cgroup',
         '/sys/fs/cgroup/hugetlb',
         'cgroup',
         'rw,nosuid,nodev,noexec,relatime,hugetlb',
         '0',
-        '0'],
-        ['cgroup',
+        '0'
+    ],
+    [
+        'cgroup',
         '/sys/fs/cgroup/perf_event',
         'cgroup',
         'rw,nosuid,nodev,noexec,relatime,perf_event',
         '0',
-        '0'],
-        ['cgroup',
+        '0'
+    ],
+    [
+        'cgroup',
         '/sys/fs/cgroup/net_cls,net_prio',
         'cgroup',
         'rw,nosuid,nodev,noexec,relatime,net_cls,net_prio',
         '0',
-        '0'],
-        ['configfs', '/sys/kernel/config', 'configfs', 'rw,relatime', '0', '0'],
-        ['/dev/mapper/fedora_dhcp129--186-root',
+        '0'
+    ],
+    ['configfs', '/sys/kernel/config', 'configfs', 'rw,relatime', '0', '0'],
+    [
+        '/dev/mapper/fedora_dhcp129--186-root',
         '/',
         'ext4',
         'rw,seclabel,relatime,data=ordered',
         '0',
-        '0'],
-        ['selinuxfs', '/sys/fs/selinux', 'selinuxfs', 'rw,relatime', '0', '0'],
-        ['systemd-1',
+        '0'
+    ],
+    ['selinuxfs', '/sys/fs/selinux', 'selinuxfs', 'rw,relatime', '0', '0'],
+    [
+        'systemd-1',
         '/proc/sys/fs/binfmt_misc',
         'autofs',
         'rw,relatime,fd=24,pgrp=1,timeout=0,minproto=5,maxproto=5,direct',
         '0',
-        '0'],
-        ['debugfs', '/sys/kernel/debug', 'debugfs', 'rw,seclabel,relatime', '0', '0'],
-        ['hugetlbfs',
+        '0'
+    ],
+    ['debugfs', '/sys/kernel/debug', 'debugfs', 'rw,seclabel,relatime', '0', '0'],
+    [
+        'hugetlbfs',
         '/dev/hugepages',
         'hugetlbfs',
         'rw,seclabel,relatime',
         '0',
-        '0'],
-        ['tmpfs', '/tmp', 'tmpfs', 'rw,seclabel', '0', '0'],
-        ['mqueue', '/dev/mqueue', 'mqueue', 'rw,seclabel,relatime', '0', '0'],
-        ['/dev/loop0',
+        '0'
+    ],
+    ['tmpfs', '/tmp', 'tmpfs', 'rw,seclabel', '0', '0'],
+    ['mqueue', '/dev/mqueue', 'mqueue', 'rw,seclabel,relatime', '0', '0'],
+    [
+        '/dev/loop0',
         '/var/lib/machines',
         'btrfs',
         'rw,seclabel,relatime,space_cache,subvolid=5,subvol=/',
         '0',
-        '0'],
-        ['/dev/sda1', '/boot', 'ext4', 'rw,seclabel,relatime,data=ordered', '0', '0'],
-        # A 'none' fstype
-        ['/dev/sdz3', '/not/a/real/device', 'none', 'rw,seclabel,relatime,data=ordered', '0', '0'],
-        # lets assume this is a bindmount
-        ['/dev/sdz4', '/not/a/real/bind_mount', 'ext4', 'rw,seclabel,relatime,data=ordered', '0', '0'],
-        ['/dev/mapper/fedora_dhcp129--186-home',
+        '0'
+    ],
+    ['/dev/sda1', '/boot', 'ext4', 'rw,seclabel,relatime,data=ordered', '0', '0'],
+    # A 'none' fstype
+    ['/dev/sdz3', '/not/a/real/device', 'none', 'rw,seclabel,relatime,data=ordered', '0', '0'],
+    # lets assume this is a bindmount
+    ['/dev/sdz4', '/not/a/real/bind_mount', 'ext4', 'rw,seclabel,relatime,data=ordered', '0', '0'],
+    [
+        '/dev/mapper/fedora_dhcp129--186-home',
         '/home',
         'ext4',
         'rw,seclabel,relatime,data=ordered',
         '0',
-        '0'],
-        ['tmpfs',
+        '0'
+    ],
+    [
+        'tmpfs',
         '/run/user/1000',
         'tmpfs',
         'rw,seclabel,nosuid,nodev,relatime,size=1611044k,mode=700,uid=1000,gid=1000',
         '0',
-        '0'],
-        ['gvfsd-fuse',
+        '0'
+    ],
+    [
+        'gvfsd-fuse',
         '/run/user/1000/gvfs',
         'fuse.gvfsd-fuse',
         'rw,nosuid,nodev,relatime,user_id=1000,group_id=1000',
         '0',
-        '0'],
-        ['fusectl', '/sys/fs/fuse/connections', 'fusectl', 'rw,relatime', '0', '0']]
+        '0'
+    ],
+    ['fusectl', '/sys/fs/fuse/connections', 'fusectl', 'rw,relatime', '0', '0']]
 
 BIND_MOUNTS = ['/not/a/real/bind_mount']
 
@@ -481,7 +528,7 @@ class TestFactsLinuxHardwareGetMountFacts(unittest.TestCase):
         self.assertIsInstance(bind_mounts, set)
         self.assertEqual(len(bind_mounts), 0)
 
-    @patch('ansible.module_utils.facts.LinuxHardware._run_lsblk', return_value=(0, LSBLK_OUTPUT,''))
+    @patch('ansible.module_utils.facts.LinuxHardware._run_lsblk', return_value=(0, LSBLK_OUTPUT, ''))
     def test_lsblk_uuid(self, mock_run_lsblk):
         module = Mock()
         lh = facts.LinuxHardware(module=module, load_on_init=False)
@@ -492,7 +539,7 @@ class TestFactsLinuxHardwareGetMountFacts(unittest.TestCase):
         self.assertIn(b'/dev/sda1', lsblk_uuids)
         self.assertEquals(lsblk_uuids[b'/dev/sda1'], b'32caaec3-ef40-4691-a3b6-438c3f9bc1c0')
 
-    @patch('ansible.module_utils.facts.LinuxHardware._run_lsblk', return_value=(37, LSBLK_OUTPUT,''))
+    @patch('ansible.module_utils.facts.LinuxHardware._run_lsblk', return_value=(37, LSBLK_OUTPUT, ''))
     def test_lsblk_uuid_non_zero(self, mock_run_lsblk):
         module = Mock()
         lh = facts.LinuxHardware(module=module, load_on_init=False)
@@ -510,7 +557,7 @@ class TestFactsLinuxHardwareGetMountFacts(unittest.TestCase):
         self.assertIsInstance(lsblk_uuids, dict)
         self.assertEquals(len(lsblk_uuids), 0)
 
-    @patch('ansible.module_utils.facts.LinuxHardware._run_lsblk', return_value=(0, LSBLK_OUTPUT_2,''))
+    @patch('ansible.module_utils.facts.LinuxHardware._run_lsblk', return_value=(0, LSBLK_OUTPUT_2, ''))
     def test_lsblk_uuid_dev_with_space_in_name(self, mock_run_lsblk):
         module = Mock()
         lh = facts.LinuxHardware(module=module, load_on_init=False)
diff --git a/test/units/module_utils/test_known_hosts.py b/test/units/module_utils/test_known_hosts.py
index afd93fcf77c..7584736dbbd 100644
--- a/test/units/module_utils/test_known_hosts.py
+++ b/test/units/module_utils/test_known_hosts.py
@@ -28,50 +28,73 @@ from units.mock.procenv import swap_stdin_and_argv
 
 class TestAnsibleModuleKnownHosts(unittest.TestCase):
     urls = {
-        'ssh://one.example.org/example.git':
-            {'is_ssh_url': True, 'get_fqdn': 'one.example.org',
-             'add_host_key_cmd': " -t rsa one.example.org",
-             'port': None},
-        'ssh+git://two.example.org/example.git':
-            {'is_ssh_url': True, 'get_fqdn': 'two.example.org',
-             'add_host_key_cmd': " -t rsa two.example.org",
-             'port': None},
-        'rsync://three.example.org/user/example.git':
-            {'is_ssh_url': False, 'get_fqdn': 'three.example.org',
-             'add_host_key_cmd': None,  # not called for non-ssh urls
-             'port': None},
-        'git@four.example.org:user/example.git':
-            {'is_ssh_url': True, 'get_fqdn': 'four.example.org',
-             'add_host_key_cmd': " -t rsa four.example.org",
-             'port': None},
-        'git+ssh://five.example.org/example.git':
-            {'is_ssh_url': True, 'get_fqdn': 'five.example.org',
-             'add_host_key_cmd': " -t rsa five.example.org",
-             'port': None},
-        'ssh://six.example.org:21/example.org':  # ssh on FTP Port?
-            {'is_ssh_url': True, 'get_fqdn': 'six.example.org',
-             'add_host_key_cmd': " -t rsa -p 21 six.example.org",
-             'port': '21'},
-        'ssh://[2001:DB8::abcd:abcd]/example.git':
-            {'is_ssh_url': True, 'get_fqdn': '[2001:DB8::abcd:abcd]',
-             'add_host_key_cmd': " -t rsa [2001:DB8::abcd:abcd]",
-             'port': None},
-        'ssh://[2001:DB8::abcd:abcd]:22/example.git':
-            {'is_ssh_url': True, 'get_fqdn': '[2001:DB8::abcd:abcd]',
-             'add_host_key_cmd': " -t rsa -p 22 [2001:DB8::abcd:abcd]",
-             'port': '22'},
-        'username@[2001:DB8::abcd:abcd]/example.git':
-            {'is_ssh_url': True, 'get_fqdn': '[2001:DB8::abcd:abcd]',
-             'add_host_key_cmd': " -t rsa [2001:DB8::abcd:abcd]",
-             'port': None},
-        'username@[2001:DB8::abcd:abcd]:path/example.git':
-            {'is_ssh_url': True, 'get_fqdn': '[2001:DB8::abcd:abcd]',
-             'add_host_key_cmd': " -t rsa [2001:DB8::abcd:abcd]",
-             'port': None},
-        'ssh://internal.git.server:7999/repos/repo.git':
-            {'is_ssh_url': True, 'get_fqdn': 'internal.git.server',
-             'add_host_key_cmd': " -t rsa -p 7999 internal.git.server",
-             'port': '7999'}
+        'ssh://one.example.org/example.git': {
+            'is_ssh_url': True,
+            'get_fqdn': 'one.example.org',
+            'add_host_key_cmd': " -t rsa one.example.org",
+            'port': None,
+        },
+        'ssh+git://two.example.org/example.git': {
+            'is_ssh_url': True,
+            'get_fqdn': 'two.example.org',
+            'add_host_key_cmd': " -t rsa two.example.org",
+            'port': None,
+        },
+        'rsync://three.example.org/user/example.git': {
+            'is_ssh_url': False,
+            'get_fqdn': 'three.example.org',
+            'add_host_key_cmd': None,  # not called for non-ssh urls
+            'port': None,
+        },
+        'git@four.example.org:user/example.git': {
+            'is_ssh_url': True,
+            'get_fqdn': 'four.example.org',
+            'add_host_key_cmd': " -t rsa four.example.org",
+            'port': None,
+        },
+        'git+ssh://five.example.org/example.git': {
+            'is_ssh_url': True,
+            'get_fqdn': 'five.example.org',
+            'add_host_key_cmd': " -t rsa five.example.org",
+            'port': None,
+        },
+        'ssh://six.example.org:21/example.org': {
+            # ssh on FTP Port?
+            'is_ssh_url': True,
+            'get_fqdn': 'six.example.org',
+            'add_host_key_cmd': " -t rsa -p 21 six.example.org",
+            'port': '21',
+        },
+        'ssh://[2001:DB8::abcd:abcd]/example.git': {
+            'is_ssh_url': True,
+            'get_fqdn': '[2001:DB8::abcd:abcd]',
+            'add_host_key_cmd': " -t rsa [2001:DB8::abcd:abcd]",
+            'port': None,
+        },
+        'ssh://[2001:DB8::abcd:abcd]:22/example.git': {
+            'is_ssh_url': True,
+            'get_fqdn': '[2001:DB8::abcd:abcd]',
+            'add_host_key_cmd': " -t rsa -p 22 [2001:DB8::abcd:abcd]",
+            'port': '22',
+        },
+        'username@[2001:DB8::abcd:abcd]/example.git': {
+            'is_ssh_url': True,
+            'get_fqdn': '[2001:DB8::abcd:abcd]',
+            'add_host_key_cmd': " -t rsa [2001:DB8::abcd:abcd]",
+            'port': None,
+        },
+        'username@[2001:DB8::abcd:abcd]:path/example.git': {
+            'is_ssh_url': True,
+            'get_fqdn': '[2001:DB8::abcd:abcd]',
+            'add_host_key_cmd': " -t rsa [2001:DB8::abcd:abcd]",
+            'port': None,
+        },
+        'ssh://internal.git.server:7999/repos/repo.git': {
+            'is_ssh_url': True,
+            'get_fqdn': 'internal.git.server',
+            'add_host_key_cmd': " -t rsa -p 7999 internal.git.server",
+            'port': '7999',
+        },
     }
 
     def test_is_ssh_url(self):
diff --git a/test/units/module_utils/test_postgresql.py b/test/units/module_utils/test_postgresql.py
index 90fdb1dc9cf..481b312a531 100644
--- a/test/units/module_utils/test_postgresql.py
+++ b/test/units/module_utils/test_postgresql.py
@@ -14,6 +14,7 @@ import pprint
 
 realimport = builtins.__import__
 
+
 class TestPostgres(unittest.TestCase):
     def clear_modules(self, mods):
         for mod in mods:
@@ -72,4 +73,3 @@ class TestPostgres(unittest.TestCase):
         with self.assertRaises(mod.module_utils.postgres.LibraryError) as context:
             mod.module_utils.postgres.ensure_libs(sslrootcert='yes')
         self.assertIn('psycopg2 must be at least 2.4.3 in order to use', to_native(context.exception))
-
diff --git a/test/units/module_utils/test_text.py b/test/units/module_utils/test_text.py
index 3026be9b3e9..4997a183769 100644
--- a/test/units/module_utils/test_text.py
+++ b/test/units/module_utils/test_text.py
@@ -37,16 +37,19 @@ VALID_STRINGS = (
     # u'くらとみ'
     (b'\xe3\x81\x8f\xe3\x82\x89\xe3\x81\xa8\xe3\x81\xbf', u'\u304f\u3089\u3068\u307f', 'utf-8'),
     (b'\x82\xad\x82\xe7\x82\xc6\x82\xdd', u'\u304f\u3089\u3068\u307f', 'shift-jis'),
-    )
+)
+
 
 def _check_to_text(self, in_string, encoding, expected):
     """test happy path of decoding to text"""
     self.assertEqual(to_text(in_string, encoding), expected)
 
+
 def _check_to_bytes(self, in_string, encoding, expected):
     """test happy path of encoding to bytes"""
     self.assertEqual(to_bytes(in_string, encoding), expected)
 
+
 def _check_to_native(self, in_string, encoding, py2_expected, py3_expected):
     """test happy path of encoding to native strings"""
     if PY3:
diff --git a/test/units/modules/cloud/amazon/test_ec2_vpc_nat_gateway.py b/test/units/modules/cloud/amazon/test_ec2_vpc_nat_gateway.py
index dd0d169de89..7b97c359f83 100644
--- a/test/units/modules/cloud/amazon/test_ec2_vpc_nat_gateway.py
+++ b/test/units/modules/cloud/amazon/test_ec2_vpc_nat_gateway.py
@@ -1,9 +1,6 @@
 import pytest
 import unittest
 
-boto3 = pytest.importorskip("boto3")
-botocore = pytest.importorskip("botocore")
-
 from collections import namedtuple
 from ansible.parsing.dataloader import DataLoader
 from ansible.vars.manager import VariableManager
@@ -13,6 +10,10 @@ from ansible.executor.task_queue_manager import TaskQueueManager
 
 import ansible.modules.cloud.amazon.ec2_vpc_nat_gateway as ng
 
+
+boto3 = pytest.importorskip("boto3")
+botocore = pytest.importorskip("botocore")
+
 Options = (
     namedtuple(
         'Options', [
@@ -44,6 +45,7 @@ aws_region = 'us-west-2'
 inventory = InventoryManager(loader=loader)
 variable_manager.set_inventory(inventory)
 
+
 def run(play):
     tqm = None
     results = None
@@ -62,14 +64,15 @@ def run(play):
             tqm.cleanup()
     return tqm, results
 
+
 class AnsibleVpcNatGatewayTasks(unittest.TestCase):
 
     def test_create_gateway_using_allocation_id(self):
-        play_source =  dict(
-            name = "Create new nat gateway with eip allocation-id",
-            hosts = 'localhost',
-            gather_facts = 'no',
-            tasks = [
+        play_source = dict(
+            name="Create new nat gateway with eip allocation-id",
+            hosts='localhost',
+            gather_facts='no',
+            tasks=[
                 dict(
                     action=dict(
                         module='ec2_vpc_nat_gateway',
@@ -98,11 +101,11 @@ class AnsibleVpcNatGatewayTasks(unittest.TestCase):
         self.failUnless(tqm._stats.changed['localhost'] == 1)
 
     def test_create_gateway_using_allocation_id_idempotent(self):
-        play_source =  dict(
-            name = "Create new nat gateway with eip allocation-id",
-            hosts = 'localhost',
-            gather_facts = 'no',
-            tasks = [
+        play_source = dict(
+            name="Create new nat gateway with eip allocation-id",
+            hosts='localhost',
+            gather_facts='no',
+            tasks=[
                 dict(
                     action=dict(
                         module='ec2_vpc_nat_gateway',
@@ -131,11 +134,11 @@ class AnsibleVpcNatGatewayTasks(unittest.TestCase):
         self.assertFalse('localhost' in tqm._stats.changed)
 
     def test_create_gateway_using_eip_address(self):
-        play_source =  dict(
-            name = "Create new nat gateway with eip address",
-            hosts = 'localhost',
-            gather_facts = 'no',
-            tasks = [
+        play_source = dict(
+            name="Create new nat gateway with eip address",
+            hosts='localhost',
+            gather_facts='no',
+            tasks=[
                 dict(
                     action=dict(
                         module='ec2_vpc_nat_gateway',
@@ -164,11 +167,11 @@ class AnsibleVpcNatGatewayTasks(unittest.TestCase):
         self.failUnless(tqm._stats.changed['localhost'] == 1)
 
     def test_create_gateway_using_eip_address_idempotent(self):
-        play_source =  dict(
-            name = "Create new nat gateway with eip address",
-            hosts = 'localhost',
-            gather_facts = 'no',
-            tasks = [
+        play_source = dict(
+            name="Create new nat gateway with eip address",
+            hosts='localhost',
+            gather_facts='no',
+            tasks=[
                 dict(
                     action=dict(
                         module='ec2_vpc_nat_gateway',
@@ -197,11 +200,11 @@ class AnsibleVpcNatGatewayTasks(unittest.TestCase):
         self.assertFalse('localhost' in tqm._stats.changed)
 
     def test_create_gateway_in_subnet_only_if_one_does_not_exist_already(self):
-        play_source =  dict(
-            name = "Create new nat gateway only if one does not exist already",
-            hosts = 'localhost',
-            gather_facts = 'no',
-            tasks = [
+        play_source = dict(
+            name="Create new nat gateway only if one does not exist already",
+            hosts='localhost',
+            gather_facts='no',
+            tasks=[
                 dict(
                     action=dict(
                         module='ec2_vpc_nat_gateway',
@@ -230,11 +233,11 @@ class AnsibleVpcNatGatewayTasks(unittest.TestCase):
         self.assertFalse('localhost' in tqm._stats.changed)
 
     def test_delete_gateway(self):
-        play_source =  dict(
-            name = "Delete Nat Gateway",
-            hosts = 'localhost',
-            gather_facts = 'no',
-            tasks = [
+        play_source = dict(
+            name="Delete Nat Gateway",
+            hosts='localhost',
+            gather_facts='no',
+            tasks=[
                 dict(
                     action=dict(
                         module='ec2_vpc_nat_gateway',
@@ -262,6 +265,7 @@ class AnsibleVpcNatGatewayTasks(unittest.TestCase):
         self.failUnless(tqm._stats.ok['localhost'] == 2)
         self.assertTrue('localhost' in tqm._stats.changed)
 
+
 class AnsibleEc2VpcNatGatewayFunctions(unittest.TestCase):
 
     def test_get_nat_gateways(self):
@@ -326,7 +330,7 @@ class AnsibleEc2VpcNatGatewayFunctions(unittest.TestCase):
         client = boto3.client('ec2', region_name=aws_region)
         gws, err_msg = (
             ng.gateway_in_subnet_exists(
-                client, 'subnet-123456789',  check_mode=True
+                client, 'subnet-123456789', check_mode=True
             )
         )
         should_return = ng.DRY_RUN_GATEWAYS
@@ -336,7 +340,7 @@ class AnsibleEc2VpcNatGatewayFunctions(unittest.TestCase):
         client = boto3.client('ec2', region_name=aws_region)
         allocation_id, _ = (
             ng.get_eip_allocation_id_by_address(
-                client, '55.55.55.55',  check_mode=True
+                client, '55.55.55.55', check_mode=True
             )
         )
         should_return = 'eipalloc-1234567'
@@ -346,7 +350,7 @@ class AnsibleEc2VpcNatGatewayFunctions(unittest.TestCase):
         client = boto3.client('ec2', region_name=aws_region)
         allocation_id, err_msg = (
             ng.get_eip_allocation_id_by_address(
-                client, '52.52.52.52',  check_mode=True
+                client, '52.52.52.52', check_mode=True
             )
         )
         self.assertEqual(err_msg, 'EIP 52.52.52.52 does not exist')
diff --git a/test/units/modules/cloud/amazon/test_lambda.py b/test/units/modules/cloud/amazon/test_lambda.py
index 049d1394bc2..3261aa68c22 100644
--- a/test/units/modules/cloud/amazon/test_lambda.py
+++ b/test/units/modules/cloud/amazon/test_lambda.py
@@ -19,42 +19,45 @@
 # Make coding more python3-ish
 from __future__ import (absolute_import, division, print_function)
 
-import pytest
-boto3 = pytest.importorskip("boto3")
-
-import json
 import copy
-from ansible.module_utils._text import to_bytes
-from ansible.module_utils import basic
+import json
+import pytest
+
 from ansible.compat.tests.mock import MagicMock, Mock, patch
+from ansible.module_utils import basic
+from ansible.module_utils._text import to_bytes
+
+
+boto3 = pytest.importorskip("boto3")
 
 # lambda is a keyword so we have to hack this.
 _temp = __import__("ansible.modules.cloud.amazon.lambda")
-lda = getattr(_temp.modules.cloud.amazon,"lambda")
+lda = getattr(_temp.modules.cloud.amazon, "lambda")
+
 
 def set_module_args(args):
     args = json.dumps({'ANSIBLE_MODULE_ARGS': args})
     basic._ANSIBLE_ARGS = to_bytes(args)
 
-base_lambda_config={
-    'FunctionName' : 'lambda_name',
-    'Role' : 'arn:aws:iam::987654321012:role/lambda_basic_execution',
-    'Handler' : 'lambda_python.my_handler',
-    'Description' : 'this that the other',
-    'Timeout' : 3,
-    'MemorySize' : 128,
-    'Runtime' : 'python2.7',
-    'CodeSha256' : 'AqMZ+xptM7aC9VXu+5jyp1sqO+Nj4WFMNzQxtPMP2n8=',
+base_lambda_config = {
+    'FunctionName': 'lambda_name',
+    'Role': 'arn:aws:iam::987654321012:role/lambda_basic_execution',
+    'Handler': 'lambda_python.my_handler',
+    'Description': 'this that the other',
+    'Timeout': 3,
+    'MemorySize': 128,
+    'Runtime': 'python2.7',
+    'CodeSha256': 'AqMZ+xptM7aC9VXu+5jyp1sqO+Nj4WFMNzQxtPMP2n8=',
 }
 
-one_change_lambda_config=copy.copy(base_lambda_config)
-one_change_lambda_config['Timeout']=4
-two_change_lambda_config=copy.copy(one_change_lambda_config)
-two_change_lambda_config['Role']='arn:aws:iam::987654321012:role/lambda_advanced_execution'
-code_change_lambda_config=copy.copy(base_lambda_config)
-code_change_lambda_config['CodeSha256']='P+Zy8U4T4RiiHWElhL10VBKj9jw4rSJ5bm/TiW+4Rts='
+one_change_lambda_config = copy.copy(base_lambda_config)
+one_change_lambda_config['Timeout'] = 4
+two_change_lambda_config = copy.copy(one_change_lambda_config)
+two_change_lambda_config['Role'] = 'arn:aws:iam::987654321012:role/lambda_advanced_execution'
+code_change_lambda_config = copy.copy(base_lambda_config)
+code_change_lambda_config['CodeSha256'] = 'P+Zy8U4T4RiiHWElhL10VBKj9jw4rSJ5bm/TiW+4Rts='
 
-base_module_args={
+base_module_args = {
     "region": "us-west-1",
     "name": "lambda_name",
     "state": "present",
@@ -62,10 +65,10 @@ base_module_args={
     "runtime": 'python2.7',
     "role": 'arn:aws:iam::987654321012:role/lambda_basic_execution',
     "memory_size": 128,
-    "timeout" : 3,
+    "timeout": 3,
     "handler": 'lambda_python.my_handler'
 }
-module_args_with_environment=dict(base_module_args, environment_variables={
+module_args_with_environment = dict(base_module_args, environment_variables={
     "variable_name": "variable_value"
 })
 
@@ -78,26 +81,27 @@ def make_mock_no_connection_connection(config):
     )
     lambda_client_double.update_function_configuration.configure_mock(
         return_value={
-            'Version' : 1
+            'Version': 1
         }
     )
-    fake_boto3_conn=Mock(return_value=lambda_client_double)
+    fake_boto3_conn = Mock(return_value=lambda_client_double)
     return (fake_boto3_conn, lambda_client_double)
 
+
 def make_mock_connection(config):
     """return a mock of ansible's boto3_conn ready to return a mock AWS API client"""
     lambda_client_double = MagicMock()
     lambda_client_double.get_function.configure_mock(
         return_value={
-            'Configuration' : config
+            'Configuration': config
         }
     )
     lambda_client_double.update_function_configuration.configure_mock(
         return_value={
-            'Version' : 1
+            'Version': 1
         }
     )
-    fake_boto3_conn=Mock(return_value=lambda_client_double)
+    fake_boto3_conn = Mock(return_value=lambda_client_double)
     return (fake_boto3_conn, lambda_client_double)
 
 
@@ -111,13 +115,13 @@ def fail_json_double(*args, **kwargs):
     raise AnsibleFailJson(kwargs)
 
 
-#TODO: def test_handle_different_types_in_config_params():
+# TODO: def test_handle_different_types_in_config_params():
 
 
 def test_create_lambda_if_not_exist():
 
     set_module_args(base_module_args)
-    (boto3_conn_double, lambda_client_double)=make_mock_no_connection_connection(code_change_lambda_config)
+    (boto3_conn_double, lambda_client_double) = make_mock_no_connection_connection(code_change_lambda_config)
 
     with patch.object(lda, 'boto3_conn', boto3_conn_double):
         try:
@@ -133,7 +137,7 @@ def test_create_lambda_if_not_exist():
         "update lambda function code when function should have been created only"
     assert(len(lambda_client_double.create_function.mock_calls) > 0), \
         "failed to call create_function "
-    (create_args, create_kwargs)=lambda_client_double.create_function.call_args
+    (create_args, create_kwargs) = lambda_client_double.create_function.call_args
     assert (len(create_kwargs) > 0), "expected create called with keyword args, none found"
 
     try:
@@ -143,12 +147,13 @@ def test_create_lambda_if_not_exist():
         create_kwargs["Environment"]
         raise(Exception("Environment sent to boto when none expected"))
     except KeyError:
-        pass #We are happy, no environment is fine
+        pass  # We are happy, no environment is fine
+
 
 def test_update_lambda_if_code_changed():
 
     set_module_args(base_module_args)
-    (boto3_conn_double, lambda_client_double)=make_mock_connection(code_change_lambda_config)
+    (boto3_conn_double, lambda_client_double) = make_mock_connection(code_change_lambda_config)
 
     with patch.object(lda, 'boto3_conn', boto3_conn_double):
         try:
@@ -169,10 +174,11 @@ def test_update_lambda_if_code_changed():
     assert(len(lambda_client_double.update_function_code.mock_calls) < 3), \
         "lambda function code update called multiple times when only one time should be needed"
 
+
 def test_update_lambda_if_config_changed():
 
     set_module_args(base_module_args)
-    (boto3_conn_double,lambda_client_double)=make_mock_connection(two_change_lambda_config)
+    (boto3_conn_double, lambda_client_double) = make_mock_connection(two_change_lambda_config)
 
     with patch.object(lda, 'boto3_conn', boto3_conn_double):
         try:
@@ -189,10 +195,11 @@ def test_update_lambda_if_config_changed():
     assert(len(lambda_client_double.update_function_code.mock_calls) == 0), \
         "updated lambda code when no change should have happened"
 
+
 def test_update_lambda_if_only_one_config_item_changed():
 
     set_module_args(base_module_args)
-    (boto3_conn_double,lambda_client_double)=make_mock_connection(one_change_lambda_config)
+    (boto3_conn_double, lambda_client_double) = make_mock_connection(one_change_lambda_config)
 
     with patch.object(lda, 'boto3_conn', boto3_conn_double):
         try:
@@ -209,10 +216,11 @@ def test_update_lambda_if_only_one_config_item_changed():
     assert(len(lambda_client_double.update_function_code.mock_calls) == 0), \
         "updated lambda code when no change should have happened"
 
+
 def test_update_lambda_if_added_environment_variable():
 
     set_module_args(module_args_with_environment)
-    (boto3_conn_double,lambda_client_double)=make_mock_connection(base_lambda_config)
+    (boto3_conn_double, lambda_client_double) = make_mock_connection(base_lambda_config)
 
     with patch.object(lda, 'boto3_conn', boto3_conn_double):
         try:
@@ -229,14 +237,14 @@ def test_update_lambda_if_added_environment_variable():
     assert(len(lambda_client_double.update_function_code.mock_calls) == 0), \
         "updated lambda code when no change should have happened"
 
-    (update_args, update_kwargs)=lambda_client_double.update_function_configuration.call_args
+    (update_args, update_kwargs) = lambda_client_double.update_function_configuration.call_args
     assert (len(update_kwargs) > 0), "expected update configuration called with keyword args, none found"
     assert update_kwargs['Environment']['Variables'] == module_args_with_environment['environment_variables']
 
-def test_dont_update_lambda_if_nothing_changed():
 
+def test_dont_update_lambda_if_nothing_changed():
     set_module_args(base_module_args)
-    (boto3_conn_double,lambda_client_double)=make_mock_connection(base_lambda_config)
+    (boto3_conn_double, lambda_client_double) = make_mock_connection(base_lambda_config)
 
     with patch.object(lda, 'boto3_conn', boto3_conn_double):
         try:
@@ -248,9 +256,10 @@ def test_dont_update_lambda_if_nothing_changed():
     assert(len(boto3_conn_double.mock_calls) == 1), "multiple boto connections used unexpectedly"
     assert(len(lambda_client_double.update_function_configuration.mock_calls) == 0), \
         "updated lambda function when no configuration changed"
-    assert(len(lambda_client_double.update_function_code.mock_calls) == 0 ), \
+    assert(len(lambda_client_double.update_function_code.mock_calls) == 0), \
         "updated lambda code when no change should have happened"
 
+
 def test_warn_region_not_specified():
 
     set_module_args({
@@ -263,7 +272,7 @@ def test_warn_region_not_specified():
         "role": 'arn:aws:iam::987654321012:role/lambda_basic_execution',
         "handler": 'lambda_python.my_handler'})
 
-    get_aws_connection_info_double=Mock(return_value=(None,None,None))
+    get_aws_connection_info_double = Mock(return_value=(None, None, None))
 
     with patch.object(lda, 'get_aws_connection_info', get_aws_connection_info_double):
         with patch.object(basic.AnsibleModule, 'fail_json', fail_json_double):
diff --git a/test/units/modules/cloud/amazon/test_s3.py b/test/units/modules/cloud/amazon/test_s3.py
index b91f697825b..02e4588caa0 100644
--- a/test/units/modules/cloud/amazon/test_s3.py
+++ b/test/units/modules/cloud/amazon/test_s3.py
@@ -1,10 +1,12 @@
 import pytest
-boto = pytest.importorskip("boto")
-
 import unittest
+
 import ansible.modules.cloud.amazon.s3 as s3
 from ansible.module_utils.six.moves.urllib.parse import urlparse
 
+boto = pytest.importorskip("boto")
+
+
 class TestUrlparse(unittest.TestCase):
 
     def test_urlparse(self):
@@ -19,16 +21,16 @@ class TestUrlparse(unittest.TestCase):
 
     def test_is_walrus(self):
         actual = s3.is_walrus("trulywalrus_but_invalid_url")
-        #I don't know if this makes sense, but this is the current behaviour...
+        # I don't know if this makes sense, but this is the current behaviour...
         self.assertEqual(True, actual)
         actual = s3.is_walrus("http://notwalrus.amazonaws.com")
         self.assertEqual(False, actual)
 
     def test_get_s3_connection(self):
         aws_connect_kwargs = dict(aws_access_key_id="access_key",
-                                    aws_secret_access_key="secret_key")
-        location=None
-        rgw=True
-        s3_url="http://bla.blubb"
+                                  aws_secret_access_key="secret_key")
+        location = None
+        rgw = True
+        s3_url = "http://bla.blubb"
         actual = s3.get_s3_connection(aws_connect_kwargs, location, rgw, s3_url)
         self.assertEqual("bla.blubb", actual.host)
diff --git a/test/units/modules/cloud/docker/test_docker.py b/test/units/modules/cloud/docker/test_docker.py
index 0a40cfb8dbd..3264e7dfb1d 100644
--- a/test/units/modules/cloud/docker/test_docker.py
+++ b/test/units/modules/cloud/docker/test_docker.py
@@ -4,6 +4,7 @@ import unittest
 
 from ansible.modules.cloud.docker._docker import get_split_image_tag
 
+
 class DockerSplitImageTagTestCase(unittest.TestCase):
 
     def test_trivial(self):
diff --git a/test/units/modules/cloud/google/test_gce_tag.py b/test/units/modules/cloud/google/test_gce_tag.py
index 0b842d56b03..fd0bfd56741 100644
--- a/test/units/modules/cloud/google/test_gce_tag.py
+++ b/test/units/modules/cloud/google/test_gce_tag.py
@@ -2,6 +2,7 @@ import unittest
 
 from ansible.modules.cloud.google.gce_tag import _get_changed_items, _intersect_items, _union_items
 
+
 class TestGCETag(unittest.TestCase):
     """Unit tests for gce_tag module."""
 
@@ -29,7 +30,7 @@ class TestGCETag(unittest.TestCase):
         # tags removed
         new_tags = ['one', 'two']
         existing_tags = ['two']
-        want = ['two'] # only remove the tag that was present
+        want = ['two']  # only remove the tag that was present
         got = _intersect_items(existing_tags, new_tags)
         self.assertEqual(want, got)
 
diff --git a/test/units/modules/cloud/openstack/test_os_server.py b/test/units/modules/cloud/openstack/test_os_server.py
index 71082a9b2f8..34f9cb16cf1 100644
--- a/test/units/modules/cloud/openstack/test_os_server.py
+++ b/test/units/modules/cloud/openstack/test_os_server.py
@@ -1,8 +1,8 @@
+import collections
+import inspect
 import mock
 import pytest
 import yaml
-import inspect
-import collections
 
 from ansible.module_utils.six import string_types
 from ansible.modules.cloud.openstack import os_server
@@ -188,12 +188,9 @@ class TestCreateServer(object):
             os_server._create_server(self.module, self.cloud)
 
         assert(self.cloud.create_server.call_count == 1)
-        assert(self.cloud.create_server.call_args[1]['image']
-               == self.cloud.get_image_id('cirros'))
-        assert(self.cloud.create_server.call_args[1]['flavor']
-               == self.cloud.get_flavor('m1.tiny')['id'])
-        assert(self.cloud.create_server.call_args[1]['nics'][0]['net-id']
-               == self.cloud.get_network('network1')['id'])
+        assert(self.cloud.create_server.call_args[1]['image'] == self.cloud.get_image_id('cirros'))
+        assert(self.cloud.create_server.call_args[1]['flavor'] == self.cloud.get_flavor('m1.tiny')['id'])
+        assert(self.cloud.create_server.call_args[1]['nics'][0]['net-id'] == self.cloud.get_network('network1')['id'])
 
     def test_create_server_bad_flavor(self):
         '''
diff --git a/test/units/modules/network/cumulus/test_nclu.py b/test/units/modules/network/cumulus/test_nclu.py
index 3585786c145..6b38a60b794 100644
--- a/test/units/modules/network/cumulus/test_nclu.py
+++ b/test/units/modules/network/cumulus/test_nclu.py
@@ -14,13 +14,12 @@
 # You should have received a copy of the GNU General Public License
 # along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
 
-import unittest
-from ansible.modules.network.cumulus import nclu
-
 import sys
 import time
-from ansible.module_utils.basic import *
+import unittest
 
+from ansible.module_utils.basic import *
+from ansible.modules.network.cumulus import nclu
 
 
 class FakeModule(object):
@@ -172,7 +171,6 @@ class TestNclu(unittest.TestCase):
         self.assertEqual(module.fail_code, {})
         self.assertEqual(changed, True)
 
-
     def test_command_atomic(self):
         module = FakeModule()
         changed, output = nclu.run_nclu(module,
diff --git a/test/units/modules/network/eos/eos_module.py b/test/units/modules/network/eos/eos_module.py
index 21ad28da1ae..dcfe421547d 100644
--- a/test/units/modules/network/eos/eos_module.py
+++ b/test/units/modules/network/eos/eos_module.py
@@ -19,8 +19,8 @@
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
-import os
 import json
+import os
 
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import patch
@@ -35,6 +35,7 @@ def set_module_args(args):
 fixture_path = os.path.join(os.path.dirname(__file__), 'fixtures')
 fixture_data = {}
 
+
 def load_fixture(name):
     path = os.path.join(fixture_path, name)
 
@@ -56,13 +57,14 @@ def load_fixture(name):
 class AnsibleExitJson(Exception):
     pass
 
+
 class AnsibleFailJson(Exception):
     pass
 
+
 class TestEosModule(unittest.TestCase):
 
-    def execute_module(self, failed=False, changed=False, commands=None,
-            sort=True, defaults=False, transport='cli'):
+    def execute_module(self, failed=False, changed=False, commands=None, sort=True, defaults=False, transport='cli'):
 
         self.load_fixtures(commands, transport=transport)
 
@@ -110,4 +112,3 @@ class TestEosModule(unittest.TestCase):
 
     def load_fixtures(self, commands=None, transport='cli'):
         pass
-
diff --git a/test/units/modules/network/eos/test_eos_command.py b/test/units/modules/network/eos/test_eos_command.py
index ef426505a75..02865d2f7e9 100644
--- a/test/units/modules/network/eos/test_eos_command.py
+++ b/test/units/modules/network/eos/test_eos_command.py
@@ -25,6 +25,7 @@ from ansible.compat.tests.mock import patch
 from ansible.modules.network.eos import eos_command
 from .eos_module import TestEosModule, load_fixture, set_module_args
 
+
 class TestEosCommandModule(TestEosModule):
 
     module = eos_command
diff --git a/test/units/modules/network/eos/test_eos_config.py b/test/units/modules/network/eos/test_eos_config.py
index 39fb48c0927..cf4a0e318ce 100644
--- a/test/units/modules/network/eos/test_eos_config.py
+++ b/test/units/modules/network/eos/test_eos_config.py
@@ -71,7 +71,7 @@ class TestEosConfigModule(TestEosModule):
 
     def test_eos_config_before(self):
         args = dict(lines=['hostname switch01', 'ip domain-name eng.ansible.com'],
-                     before=['before command'])
+                    before=['before command'])
 
         set_module_args(args)
 
@@ -83,7 +83,7 @@ class TestEosConfigModule(TestEosModule):
 
     def test_eos_config_after(self):
         args = dict(lines=['hostname switch01', 'ip domain-name eng.ansible.com'],
-                     after=['after command'])
+                    after=['after command'])
 
         set_module_args(args)
 
diff --git a/test/units/modules/network/eos/test_eos_system.py b/test/units/modules/network/eos/test_eos_system.py
index 38beb0bfee7..8cbf0335b11 100644
--- a/test/units/modules/network/eos/test_eos_system.py
+++ b/test/units/modules/network/eos/test_eos_system.py
@@ -25,6 +25,7 @@ from ansible.compat.tests.mock import patch
 from ansible.modules.network.eos import eos_system
 from .eos_module import TestEosModule, load_fixture, set_module_args
 
+
 class TestEosSystemModule(TestEosModule):
 
     module = eos_system
@@ -75,20 +76,20 @@ class TestEosSystemModule(TestEosModule):
                     'ip domain lookup source-interface Ethernet1']
         self.execute_module(changed=True, commands=commands)
 
-    #def test_eos_system_name_servers(self):
-    #    name_servers = ['8.8.8.8', '8.8.4.4']
-    #    set_module_args(dict(name_servers=name_servers))
-    #    commands = ['ip name-server 8.8.4.4',
-    #                'no ip name-server vrf mgmt 8.8.4.4']
-    #    self.execute_module(changed=True, commands=commands)
+    # def test_eos_system_name_servers(self):
+    #     name_servers = ['8.8.8.8', '8.8.4.4']
+    #     set_module_args(dict(name_servers=name_servers))
+    #     commands = ['ip name-server 8.8.4.4',
+    #                 'no ip name-server vrf mgmt 8.8.4.4']
+    #     self.execute_module(changed=True, commands=commands)
 
-    #def rest_eos_system_name_servers_complex(self):
-    #    name_servers = dict(server='8.8.8.8', vrf='test')
-    #    set_module_args(dict(name_servers=name_servers))
-    #    commands = ['ip name-server vrf test 8.8.8.8',
-    #                'no ip name-server vrf default 8.8.8.8',
-    #                'no ip name-server vrf mgmt 8.8.4.4']
-    #    self.execute_module(changed=True, commands=commands)
+    # def rest_eos_system_name_servers_complex(self):
+    #     name_servers = dict(server='8.8.8.8', vrf='test')
+    #     set_module_args(dict(name_servers=name_servers))
+    #     commands = ['ip name-server vrf test 8.8.8.8',
+    #                 'no ip name-server vrf default 8.8.8.8',
+    #                 'no ip name-server vrf mgmt 8.8.4.4']
+    #     self.execute_module(changed=True, commands=commands)
 
     def test_eos_system_state_absent(self):
         set_module_args(dict(state='absent'))
@@ -104,4 +105,3 @@ class TestEosSystemModule(TestEosModule):
         name_servers = dict(server='8.8.8.8', vrf='missing')
         set_module_args(dict(name_servers=name_servers))
         result = self.execute_module(failed=True)
-
diff --git a/test/units/modules/network/eos/test_eos_user.py b/test/units/modules/network/eos/test_eos_user.py
index 411fa7f11f9..b8acfc9b013 100644
--- a/test/units/modules/network/eos/test_eos_user.py
+++ b/test/units/modules/network/eos/test_eos_user.py
@@ -95,5 +95,3 @@ class TestEosUserModule(TestEosModule):
         set_module_args(dict(username='ansible', password='test', update_password='always'))
         commands = ['username ansible secret test']
         self.execute_module(changed=True, commands=commands)
-
-
diff --git a/test/units/modules/network/ios/ios_module.py b/test/units/modules/network/ios/ios_module.py
index 3cf1a63a382..0c4dcd6513d 100644
--- a/test/units/modules/network/ios/ios_module.py
+++ b/test/units/modules/network/ios/ios_module.py
@@ -35,6 +35,7 @@ def set_module_args(args):
 fixture_path = os.path.join(os.path.dirname(__file__), 'fixtures')
 fixture_data = {}
 
+
 def load_fixture(name):
     path = os.path.join(fixture_path, name)
 
@@ -56,13 +57,14 @@ def load_fixture(name):
 class AnsibleExitJson(Exception):
     pass
 
+
 class AnsibleFailJson(Exception):
     pass
 
+
 class TestIosModule(unittest.TestCase):
 
-    def execute_module(self, failed=False, changed=False, commands=None,
-            sort=True, defaults=False):
+    def execute_module(self, failed=False, changed=False, commands=None, sort=True, defaults=False):
 
         self.load_fixtures(commands)
 
@@ -110,4 +112,3 @@ class TestIosModule(unittest.TestCase):
 
     def load_fixtures(self, commands=None):
         pass
-
diff --git a/test/units/modules/network/ios/test_ios_banner.py b/test/units/modules/network/ios/test_ios_banner.py
index 72876fd6930..e464e5f74e4 100644
--- a/test/units/modules/network/ios/test_ios_banner.py
+++ b/test/units/modules/network/ios/test_ios_banner.py
@@ -40,8 +40,7 @@ class TestIosBannerModule(TestIosModule):
         self.mock_load_config.stop()
 
     def load_fixtures(self, commands=None):
-        self.exec_command.return_value = (0,
-                load_fixture('ios_banner_show_banner.txt').strip(), None)
+        self.exec_command.return_value = (0, load_fixture('ios_banner_show_banner.txt').strip(), None)
         self.load_config.return_value = dict(diff=None, session='session')
 
     def test_ios_banner_create(self):
diff --git a/test/units/modules/network/ios/test_ios_command.py b/test/units/modules/network/ios/test_ios_command.py
index 786d4e852ca..d4156808015 100644
--- a/test/units/modules/network/ios/test_ios_command.py
+++ b/test/units/modules/network/ios/test_ios_command.py
@@ -25,6 +25,7 @@ from ansible.compat.tests.mock import patch
 from ansible.modules.network.ios import ios_command
 from .ios_module import TestIosModule, load_fixture, set_module_args
 
+
 class TestIosCommandModule(TestIosModule):
 
     module = ios_command
diff --git a/test/units/modules/network/ios/test_ios_config.py b/test/units/modules/network/ios/test_ios_config.py
index cc34aef6658..d77c0359500 100644
--- a/test/units/modules/network/ios/test_ios_config.py
+++ b/test/units/modules/network/ios/test_ios_config.py
@@ -89,19 +89,19 @@ class TestIosConfigModule(TestIosModule):
         self.execute_module(changed=True, commands=commands)
 
     def test_ios_config_before(self):
-        set_module_args(dict(lines=['hostname foo'], before=['test1','test2']))
+        set_module_args(dict(lines=['hostname foo'], before=['test1', 'test2']))
         commands = ['test1', 'test2', 'hostname foo']
         self.execute_module(changed=True, commands=commands, sort=False)
 
     def test_ios_config_after(self):
-        set_module_args(dict(lines=['hostname foo'], after=['test1','test2']))
+        set_module_args(dict(lines=['hostname foo'], after=['test1', 'test2']))
         commands = ['hostname foo', 'test1', 'test2']
         self.execute_module(changed=True, commands=commands, sort=False)
 
     def test_ios_config_before_after_no_change(self):
         set_module_args(dict(lines=['hostname router'],
                              before=['test1', 'test2'],
-                             after=['test3','test4']))
+                             after=['test3', 'test4']))
         self.execute_module()
 
     def test_ios_config_config(self):
diff --git a/test/units/modules/network/ios/test_ios_system.py b/test/units/modules/network/ios/test_ios_system.py
index bbb903db1e1..f92c0fd4dfa 100644
--- a/test/units/modules/network/ios/test_ios_system.py
+++ b/test/units/modules/network/ios/test_ios_system.py
@@ -51,7 +51,6 @@ class TestIosSystemModule(TestIosModule):
         commands = ['hostname foo']
         self.execute_module(changed=True, commands=commands)
 
-
     def test_ios_system_domain_name(self):
         set_module_args(dict(domain_name=['test.com']))
         commands = ['ip domain name test.com',
@@ -120,4 +119,3 @@ class TestIosSystemModule(TestIosModule):
         name_servers = dict(server='8.8.8.8', vrf='missing')
         set_module_args(dict(name_servers=name_servers))
         self.execute_module(failed=True)
-
diff --git a/test/units/modules/network/ios/test_ios_template.py b/test/units/modules/network/ios/test_ios_template.py
index 1df8dd0e7f6..afa76b34685 100644
--- a/test/units/modules/network/ios/test_ios_template.py
+++ b/test/units/modules/network/ios/test_ios_template.py
@@ -26,6 +26,7 @@ from ansible.compat.tests.mock import patch
 from ansible.modules.network.ios import _ios_template
 from .ios_module import TestIosModule, load_fixture, set_module_args
 
+
 class TestIosTemplateModule(TestIosModule):
 
     module = _ios_template
diff --git a/test/units/modules/network/ios/test_ios_vrf.py b/test/units/modules/network/ios/test_ios_vrf.py
index 3bef9324046..aeced620ea4 100644
--- a/test/units/modules/network/ios/test_ios_vrf.py
+++ b/test/units/modules/network/ios/test_ios_vrf.py
@@ -122,5 +122,3 @@ class TestIosVrfModule(TestIosModule):
         commands = ['no vrf definition test_1', 'vrf definition test_2',
                     'description test string']
         self.execute_module(changed=True, commands=commands, sort=False)
-
-
diff --git a/test/units/modules/network/iosxr/iosxr_module.py b/test/units/modules/network/iosxr/iosxr_module.py
index 77951c4a506..ab205ba984a 100644
--- a/test/units/modules/network/iosxr/iosxr_module.py
+++ b/test/units/modules/network/iosxr/iosxr_module.py
@@ -35,6 +35,7 @@ def set_module_args(args):
 fixture_path = os.path.join(os.path.dirname(__file__), 'fixtures')
 fixture_data = {}
 
+
 def load_fixture(name):
     path = os.path.join(fixture_path, name)
 
@@ -56,13 +57,14 @@ def load_fixture(name):
 class AnsibleExitJson(Exception):
     pass
 
+
 class AnsibleFailJson(Exception):
     pass
 
+
 class TestIosxrModule(unittest.TestCase):
 
-    def execute_module(self, failed=False, changed=False, commands=None,
-            sort=True, defaults=False):
+    def execute_module(self, failed=False, changed=False, commands=None, sort=True, defaults=False):
 
         self.load_fixtures(commands)
 
@@ -110,4 +112,3 @@ class TestIosxrModule(unittest.TestCase):
 
     def load_fixtures(self, commands=None):
         pass
-
diff --git a/test/units/modules/network/iosxr/test_iosxr_config.py b/test/units/modules/network/iosxr/test_iosxr_config.py
index 1a0d93b6c6f..d10f3e21df3 100644
--- a/test/units/modules/network/iosxr/test_iosxr_config.py
+++ b/test/units/modules/network/iosxr/test_iosxr_config.py
@@ -26,6 +26,7 @@ from ansible.compat.tests.mock import patch
 from ansible.modules.network.iosxr import iosxr_config
 from .iosxr_module import TestIosxrModule, load_fixture, set_module_args
 
+
 class TestIosxrConfigModule(TestIosxrModule):
 
     module = iosxr_config
@@ -73,19 +74,19 @@ class TestIosxrConfigModule(TestIosxrModule):
         self.execute_module(changed=True, commands=commands)
 
     def test_iosxr_config_before(self):
-        set_module_args(dict(lines=['hostname foo'], before=['test1','test2']))
+        set_module_args(dict(lines=['hostname foo'], before=['test1', 'test2']))
         commands = ['test1', 'test2', 'hostname foo']
         self.execute_module(changed=True, commands=commands, sort=False)
 
     def test_iosxr_config_after(self):
-        set_module_args(dict(lines=['hostname foo'], after=['test1','test2']))
+        set_module_args(dict(lines=['hostname foo'], after=['test1', 'test2']))
         commands = ['hostname foo', 'test1', 'test2']
         self.execute_module(changed=True, commands=commands, sort=False)
 
     def test_iosxr_config_before_after_no_change(self):
         set_module_args(dict(lines=['hostname router'],
                              before=['test1', 'test2'],
-                             after=['test3','test4']))
+                             after=['test3', 'test4']))
         self.execute_module()
 
     def test_iosxr_config_config(self):
diff --git a/test/units/modules/network/iosxr/test_iosxr_facts.py b/test/units/modules/network/iosxr/test_iosxr_facts.py
index bdb63a9b5db..c1433b3592b 100644
--- a/test/units/modules/network/iosxr/test_iosxr_facts.py
+++ b/test/units/modules/network/iosxr/test_iosxr_facts.py
@@ -66,8 +66,7 @@ class TestIosxrFacts(TestIosxrModule):
         self.assertIn('interfaces', ansible_facts['ansible_net_gather_subset'])
         self.assertEquals('iosxr01', ansible_facts['ansible_net_hostname'])
         self.assertEquals(['disk0:', 'flash0:'], ansible_facts['ansible_net_filesystems'])
-        self.assertIn('GigabitEthernet0/0/0/0',
-            ansible_facts['ansible_net_interfaces'].keys())
+        self.assertIn('GigabitEthernet0/0/0/0', ansible_facts['ansible_net_interfaces'].keys())
         self.assertEquals('3095', ansible_facts['ansible_net_memtotal_mb'])
         self.assertEquals('1499', ansible_facts['ansible_net_memfree_mb'])
 
diff --git a/test/units/modules/network/iosxr/test_iosxr_system.py b/test/units/modules/network/iosxr/test_iosxr_system.py
index 0013c303f5c..83d928ffbe3 100644
--- a/test/units/modules/network/iosxr/test_iosxr_system.py
+++ b/test/units/modules/network/iosxr/test_iosxr_system.py
@@ -57,7 +57,7 @@ class TestIosxrSystemModule(TestIosxrModule):
 
     def test_iosxr_system_domain_search(self):
         set_module_args(dict(domain_search=['ansible.com', 'redhat.com']))
-        commands=['domain list ansible.com', 'no domain list cisco.com']
+        commands = ['domain list ansible.com', 'no domain list cisco.com']
         self.execute_module(changed=True, commands=commands)
 
     def test_iosxr_system_lookup_source(self):
@@ -78,14 +78,18 @@ class TestIosxrSystemModule(TestIosxrModule):
 
     def test_iosxr_system_state_absent(self):
         set_module_args(dict(state='absent'))
-        commands = ['no hostname', 'no domain name',
-                             'no domain lookup disable',
-                             'no domain lookup source-interface MgmtEth0/0/CPU0/0',
-                             'no domain list redhat.com', 'no domain list cisco.com',
-                             'no domain name-server 8.8.8.8', 'no domain name-server 8.8.4.4']
+        commands = [
+            'no hostname',
+            'no domain name',
+            'no domain lookup disable',
+            'no domain lookup source-interface MgmtEth0/0/CPU0/0',
+            'no domain list redhat.com',
+            'no domain list cisco.com',
+            'no domain name-server 8.8.8.8',
+            'no domain name-server 8.8.4.4'
+        ]
         self.execute_module(changed=True, commands=commands)
 
     def test_iosxr_system_no_change(self):
         set_module_args(dict(hostname='iosxr01', domain_name='eng.ansible.com'))
         self.execute_module()
-
diff --git a/test/units/modules/network/nxos/nxos_module.py b/test/units/modules/network/nxos/nxos_module.py
index 8360b27e0e3..d83a0b831f3 100644
--- a/test/units/modules/network/nxos/nxos_module.py
+++ b/test/units/modules/network/nxos/nxos_module.py
@@ -35,6 +35,7 @@ def set_module_args(args):
 fixture_path = os.path.join(os.path.dirname(__file__), 'fixtures')
 fixture_data = {}
 
+
 def load_fixture(name):
     path = os.path.join(fixture_path, name)
 
@@ -56,13 +57,14 @@ def load_fixture(name):
 class AnsibleExitJson(Exception):
     pass
 
+
 class AnsibleFailJson(Exception):
     pass
 
+
 class TestNxosModule(unittest.TestCase):
 
-    def execute_module(self, failed=False, changed=False, commands=None,
-            sort=True, defaults=False):
+    def execute_module(self, failed=False, changed=False, commands=None, sort=True, defaults=False):
 
         self.load_fixtures(commands)
 
@@ -110,4 +112,3 @@ class TestNxosModule(unittest.TestCase):
 
     def load_fixtures(self, commands=None):
         pass
-
diff --git a/test/units/modules/network/nxos/test_nxos_command.py b/test/units/modules/network/nxos/test_nxos_command.py
index 594d06856db..9a3eeef2899 100644
--- a/test/units/modules/network/nxos/test_nxos_command.py
+++ b/test/units/modules/network/nxos/test_nxos_command.py
@@ -25,6 +25,7 @@ from ansible.compat.tests.mock import patch
 from ansible.modules.network.nxos import nxos_command
 from .nxos_module import TestNxosModule, load_fixture, set_module_args
 
+
 class TestNxosCommandModule(TestNxosModule):
 
     module = nxos_command
diff --git a/test/units/modules/network/nxos/test_nxos_config.py b/test/units/modules/network/nxos/test_nxos_config.py
index 8e3a59cfd4a..d3a02b877be 100644
--- a/test/units/modules/network/nxos/test_nxos_config.py
+++ b/test/units/modules/network/nxos/test_nxos_config.py
@@ -73,7 +73,7 @@ class TestNxosConfigModule(TestNxosModule):
 
     def test_nxos_config_before(self):
         args = dict(lines=['hostname switch01', 'ip domain-name eng.ansible.com'],
-                     before=['before command'])
+                    before=['before command'])
 
         set_module_args(args)
 
@@ -85,7 +85,7 @@ class TestNxosConfigModule(TestNxosModule):
 
     def test_nxos_config_after(self):
         args = dict(lines=['hostname switch01', 'ip domain-name eng.ansible.com'],
-                     after=['after command'])
+                    after=['after command'])
 
         set_module_args(args)
 
@@ -134,6 +134,3 @@ class TestNxosConfigModule(TestNxosModule):
         set_module_args(args)
         result = self.execute_module()
         self.assertIn('__backup__', result)
-
-
-
diff --git a/test/units/modules/network/nxos/test_nxos_evpn_global.py b/test/units/modules/network/nxos/test_nxos_evpn_global.py
index 7f84e7271af..081595e7605 100644
--- a/test/units/modules/network/nxos/test_nxos_evpn_global.py
+++ b/test/units/modules/network/nxos/test_nxos_evpn_global.py
@@ -61,4 +61,3 @@ class TestNxosEvpnGlobalModule(TestNxosModule):
         set_module_args(dict(nv_overlay_evpn=False))
         commands = ['no nv overlay evpn']
         self.start_configured(changed=True, commands=commands)
-
diff --git a/test/units/modules/network/nxos/test_nxos_system.py b/test/units/modules/network/nxos/test_nxos_system.py
index bda16401c50..0fb857ae5a9 100644
--- a/test/units/modules/network/nxos/test_nxos_system.py
+++ b/test/units/modules/network/nxos/test_nxos_system.py
@@ -126,5 +126,3 @@ class TestNxosSystemModule(TestNxosModule):
                     'vrf context management', 'no ip name-server 172.26.1.1', 'exit',
                     'no system jumbomtu']
         self.execute_module(changed=True, commands=commands)
-
-
diff --git a/test/units/modules/network/vyos/test_vyos_command.py b/test/units/modules/network/vyos/test_vyos_command.py
index 9d748e813de..d3b90f847d6 100644
--- a/test/units/modules/network/vyos/test_vyos_command.py
+++ b/test/units/modules/network/vyos/test_vyos_command.py
@@ -25,6 +25,7 @@ from ansible.compat.tests.mock import patch
 from ansible.modules.network.vyos import vyos_command
 from .vyos_module import TestVyosModule, load_fixture, set_module_args
 
+
 class TestVyosCommandModule(TestVyosModule):
 
     module = vyos_command
diff --git a/test/units/modules/network/vyos/vyos_module.py b/test/units/modules/network/vyos/vyos_module.py
index d623b8ab289..803c6441356 100644
--- a/test/units/modules/network/vyos/vyos_module.py
+++ b/test/units/modules/network/vyos/vyos_module.py
@@ -35,6 +35,7 @@ def set_module_args(args):
 fixture_path = os.path.join(os.path.dirname(__file__), 'fixtures')
 fixture_data = {}
 
+
 def load_fixture(name):
     path = os.path.join(fixture_path, name)
 
@@ -56,14 +57,14 @@ def load_fixture(name):
 class AnsibleExitJson(Exception):
     pass
 
+
 class AnsibleFailJson(Exception):
     pass
 
+
 class TestVyosModule(unittest.TestCase):
 
-    def execute_module(self, failed=False, changed=False, commands=None,
-            sort=True, defaults=False):
-
+    def execute_module(self, failed=False, changed=False, commands=None, sort=True, defaults=False):
         self.load_fixtures(commands)
 
         if failed:
@@ -110,4 +111,3 @@ class TestVyosModule(unittest.TestCase):
 
     def load_fixtures(self, commands=None):
         pass
-
diff --git a/test/units/modules/packaging/os/test_apt.py b/test/units/modules/packaging/os/test_apt.py
index f1b6f170f05..3351da25178 100644
--- a/test/units/modules/packaging/os/test_apt.py
+++ b/test/units/modules/packaging/os/test_apt.py
@@ -20,9 +20,10 @@ class AptExpandPkgspecTestCase(unittest.TestCase):
 
     def setUp(self):
         FakePackage = collections.namedtuple("Package", ("name",))
-        self.fake_cache = [ FakePackage("apt"),
-                            FakePackage("apt-utils"),
-                            FakePackage("not-selected"),
+        self.fake_cache = [
+            FakePackage("apt"),
+            FakePackage("apt-utils"),
+            FakePackage("not-selected"),
         ]
 
     def test_trivial(self):
diff --git a/test/units/modules/system/test_known_hosts.py b/test/units/modules/system/test_known_hosts.py
index 2463ffdccba..87e3caebe06 100644
--- a/test/units/modules/system/test_known_hosts.py
+++ b/test/units/modules/system/test_known_hosts.py
@@ -36,11 +36,8 @@ class KnownHostsDiffTestCase(unittest.TestCase):
         self.assertEqual(diff, {
             'before_header': path,
             'after_header': path,
-            'before':
-                'two.example.com ssh-rsa BBBBetc\n',
-            'after':
-                'two.example.com ssh-rsa BBBBetc\n'
-                'one.example.com ssh-rsa AAAAetc\n',
+            'before': 'two.example.com ssh-rsa BBBBetc\n',
+            'after': 'two.example.com ssh-rsa BBBBetc\none.example.com ssh-rsa AAAAetc\n',
         })
 
     def test_no_change(self):
@@ -53,12 +50,8 @@ class KnownHostsDiffTestCase(unittest.TestCase):
         self.assertEqual(diff, {
             'before_header': path,
             'after_header': path,
-            'before':
-                'one.example.com ssh-rsa AAAAetc\n'
-                'two.example.com ssh-rsa BBBBetc\n',
-            'after':
-                'one.example.com ssh-rsa AAAAetc\n'
-                'two.example.com ssh-rsa BBBBetc\n',
+            'before': 'one.example.com ssh-rsa AAAAetc\ntwo.example.com ssh-rsa BBBBetc\n',
+            'after': 'one.example.com ssh-rsa AAAAetc\ntwo.example.com ssh-rsa BBBBetc\n',
         })
 
     def test_key_change(self):
@@ -71,12 +64,8 @@ class KnownHostsDiffTestCase(unittest.TestCase):
         self.assertEqual(diff, {
             'before_header': path,
             'after_header': path,
-            'before':
-                'one.example.com ssh-rsa AAAaetc\n'
-                'two.example.com ssh-rsa BBBBetc\n',
-            'after':
-                'two.example.com ssh-rsa BBBBetc\n'
-                'one.example.com ssh-rsa AAAAetc\n',
+            'before': 'one.example.com ssh-rsa AAAaetc\ntwo.example.com ssh-rsa BBBBetc\n',
+            'after': 'two.example.com ssh-rsa BBBBetc\none.example.com ssh-rsa AAAAetc\n',
         })
 
     def test_key_removal(self):
@@ -89,11 +78,8 @@ class KnownHostsDiffTestCase(unittest.TestCase):
         self.assertEqual(diff, {
             'before_header': path,
             'after_header': path,
-            'before':
-                'one.example.com ssh-rsa AAAAetc\n'
-                'two.example.com ssh-rsa BBBBetc\n',
-            'after':
-                'two.example.com ssh-rsa BBBBetc\n',
+            'before': 'one.example.com ssh-rsa AAAAetc\ntwo.example.com ssh-rsa BBBBetc\n',
+            'after': 'two.example.com ssh-rsa BBBBetc\n',
         })
 
     def test_key_removal_no_change(self):
@@ -105,8 +91,6 @@ class KnownHostsDiffTestCase(unittest.TestCase):
         self.assertEqual(diff, {
             'before_header': path,
             'after_header': path,
-            'before':
-                'two.example.com ssh-rsa BBBBetc\n',
-            'after':
-                'two.example.com ssh-rsa BBBBetc\n',
+            'before': 'two.example.com ssh-rsa BBBBetc\n',
+            'after': 'two.example.com ssh-rsa BBBBetc\n',
         })
diff --git a/test/units/parsing/test_dataloader.py b/test/units/parsing/test_dataloader.py
index 40bfab5e95c..5ff9108c5a4 100644
--- a/test/units/parsing/test_dataloader.py
+++ b/test/units/parsing/test_dataloader.py
@@ -21,12 +21,11 @@ __metaclass__ = type
 
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import patch, mock_open
-from ansible.errors import AnsibleParserError
-from ansible.errors import yaml_strings
+from ansible.errors import AnsibleParserError, yaml_strings
 from ansible.module_utils.six import PY3
-
 from ansible.parsing.dataloader import DataLoader
 
+
 class TestDataLoader(unittest.TestCase):
 
     def setUp(self):
@@ -39,7 +38,7 @@ class TestDataLoader(unittest.TestCase):
     def test_parse_json_from_file(self, mock_def):
         mock_def.return_value = (b"""{"a": 1, "b": 2, "c": 3}""", True)
         output = self._loader.load_from_file('dummy_json.txt')
-        self.assertEqual(output, dict(a=1,b=2,c=3))
+        self.assertEqual(output, dict(a=1, b=2, c=3))
 
     @patch.object(DataLoader, '_get_file_contents')
     def test_parse_yaml_from_file(self, mock_def):
@@ -49,7 +48,7 @@ class TestDataLoader(unittest.TestCase):
         c: 3
         """, True)
         output = self._loader.load_from_file('dummy_yaml.txt')
-        self.assertEqual(output, dict(a=1,b=2,c=3))
+        self.assertEqual(output, dict(a=1, b=2, c=3))
 
     @patch.object(DataLoader, '_get_file_contents')
     def test_parse_fail_from_file(self, mock_def):
diff --git a/test/units/parsing/test_mod_args.py b/test/units/parsing/test_mod_args.py
index bd5b5c83976..d644813febc 100644
--- a/test/units/parsing/test_mod_args.py
+++ b/test/units/parsing/test_mod_args.py
@@ -19,10 +19,10 @@
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
-from ansible.parsing.mod_args import ModuleArgsParser
-from ansible.errors import AnsibleParserError
-
 from ansible.compat.tests import unittest
+from ansible.errors import AnsibleParserError
+from ansible.parsing.mod_args import ModuleArgsParser
+
 
 class TestModArgsDwim(unittest.TestCase):
 
@@ -47,9 +47,9 @@ class TestModArgsDwim(unittest.TestCase):
         self._debug(mod, args, to)
         self.assertEqual(mod, 'command')
         self.assertEqual(args, dict(
-            _raw_params = 'echo hi',
-            _uses_shell = True,
-            ))
+            _raw_params='echo hi',
+            _uses_shell=True,
+        ))
         self.assertIsNone(to)
 
     def test_basic_command(self):
@@ -58,8 +58,8 @@ class TestModArgsDwim(unittest.TestCase):
         self._debug(mod, args, to)
         self.assertEqual(mod, 'command')
         self.assertEqual(args, dict(
-            _raw_params = 'echo hi',
-            ))
+            _raw_params='echo hi',
+        ))
         self.assertIsNone(to)
 
     def test_shell_with_modifiers(self):
@@ -68,11 +68,11 @@ class TestModArgsDwim(unittest.TestCase):
         self._debug(mod, args, to)
         self.assertEqual(mod, 'command')
         self.assertEqual(args, dict(
-            creates     = '/tmp/baz',
-            removes     = '/tmp/bleep',
-            _raw_params = '/bin/foo',
-            _uses_shell = True,
-            ))
+            creates='/tmp/baz',
+            removes='/tmp/bleep',
+            _raw_params='/bin/foo',
+            _uses_shell=True,
+        ))
         self.assertIsNone(to)
 
     def test_normal_usage(self):
@@ -127,4 +127,3 @@ class TestModArgsDwim(unittest.TestCase):
 
         m = ModuleArgsParser(dict(ping='data=hi', shell='echo hi'))
         self.assertRaises(AnsibleParserError, m.parse)
-
diff --git a/test/units/parsing/utils/test_addresses.py b/test/units/parsing/utils/test_addresses.py
index a688d0253bd..e7b60efa1ce 100644
--- a/test/units/parsing/utils/test_addresses.py
+++ b/test/units/parsing/utils/test_addresses.py
@@ -4,6 +4,7 @@ import unittest
 
 from ansible.parsing.utils.addresses import parse_address
 
+
 class TestParseAddress(unittest.TestCase):
 
     tests = {
diff --git a/test/units/parsing/utils/test_jsonify.py b/test/units/parsing/utils/test_jsonify.py
index 02c87f591fa..7f741c355c4 100644
--- a/test/units/parsing/utils/test_jsonify.py
+++ b/test/units/parsing/utils/test_jsonify.py
@@ -22,6 +22,7 @@ __metaclass__ = type
 from ansible.compat.tests import unittest
 from ansible.parsing.utils.jsonify import jsonify
 
+
 class TestJsonify(unittest.TestCase):
     def test_jsonify_simple(self):
         self.assertEqual(jsonify(dict(a=1, b=2, c=3)), '{"a": 1, "b": 2, "c": 3}')
diff --git a/test/units/parsing/vault/test_vault.py b/test/units/parsing/vault/test_vault.py
index d8720989eec..e4a25f0a169 100644
--- a/test/units/parsing/vault/test_vault.py
+++ b/test/units/parsing/vault/test_vault.py
@@ -77,11 +77,11 @@ class TestVaultIsEncrypted(unittest.TestCase):
         self.assertTrue(vault.is_encrypted(b_data))
 
     def test_invalid_text_not_ascii(self):
-        data = u"$ANSIBLE_VAULT;9.9;TEST\n%s"% u"ァ ア ィ イ ゥ ウ ェ エ ォ オ カ ガ キ ギ ク グ ケ "
+        data = u"$ANSIBLE_VAULT;9.9;TEST\n%s" % u"ァ ア ィ イ ゥ ウ ェ エ ォ オ カ ガ キ ギ ク グ ケ "
         self.assertFalse(vault.is_encrypted(data))
 
     def test_invalid_bytes_not_ascii(self):
-        data = u"$ANSIBLE_VAULT;9.9;TEST\n%s"% u"ァ ア ィ イ ゥ ウ ェ エ ォ オ カ ガ キ ギ ク グ ケ "
+        data = u"$ANSIBLE_VAULT;9.9;TEST\n%s" % u"ァ ア ィ イ ゥ ウ ェ エ ォ オ カ ガ キ ギ ク グ ケ "
         b_data = to_bytes(data, encoding='utf-8')
         self.assertFalse(vault.is_encrypted(b_data))
 
diff --git a/test/units/parsing/vault/test_vault_editor.py b/test/units/parsing/vault/test_vault_editor.py
index 259761ba358..46f5f8f233d 100644
--- a/test/units/parsing/vault/test_vault_editor.py
+++ b/test/units/parsing/vault/test_vault_editor.py
@@ -74,7 +74,7 @@ class TestVaultEditor(unittest.TestCase):
     def tearDown(self):
         if self._test_dir:
             pass
-            #shutil.rmtree(self._test_dir)
+            # shutil.rmtree(self._test_dir)
         self._test_dir = None
 
     def test_methods_exist(self):
@@ -361,7 +361,7 @@ class TestVaultEditor(unittest.TestCase):
 
         self.assertEqual(src_file_plaintext, new_src_contents)
 
-        #self.assertEqual(src_file_plaintext, new_src_contents,
+        # self.assertEqual(src_file_plaintext, new_src_contents,
         #                 'The decrypted plaintext of the editted file is not the expected contents.')
 
     @patch('ansible.parsing.vault.call')
diff --git a/test/units/parsing/yaml/test_dumper.py b/test/units/parsing/yaml/test_dumper.py
index 540979baefe..62948fc16a0 100644
--- a/test/units/parsing/yaml/test_dumper.py
+++ b/test/units/parsing/yaml/test_dumper.py
@@ -26,15 +26,14 @@ try:
 except ImportError:
     from yaml.parser import ParserError
 
-from ansible.parsing.yaml import dumper
+from ansible.compat.tests import unittest
+from ansible.parsing import vault
+from ansible.parsing.yaml import dumper, objects
 from ansible.parsing.yaml.loader import AnsibleLoader
 
-from ansible.compat.tests import unittest
-from ansible.parsing.yaml import objects
-from ansible.parsing import vault
-
 from units.mock.yaml_helper import YamlTestUtils
 
+
 class TestAnsibleDumper(unittest.TestCase, YamlTestUtils):
     def setUp(self):
         self.vault_password = "hunter42"
@@ -43,7 +42,7 @@ class TestAnsibleDumper(unittest.TestCase, YamlTestUtils):
         self.stream = self._build_stream()
         self.dumper = dumper.AnsibleDumper
 
-    def _build_stream(self,yaml_text=None):
+    def _build_stream(self, yaml_text=None):
         text = yaml_text or u''
         stream = io.StringIO(text)
         return stream
diff --git a/test/units/parsing/yaml/test_loader.py b/test/units/parsing/yaml/test_loader.py
index 1727fec2ee9..84e6da2d6ad 100644
--- a/test/units/parsing/yaml/test_loader.py
+++ b/test/units/parsing/yaml/test_loader.py
@@ -341,16 +341,17 @@ class TestAnsibleLoaderPlay(unittest.TestCase):
         self.assertEqual(self.data[0][u'vars'][u'number'], 1)
         self.assertEqual(self.data[0][u'vars'][u'string'], u'Ansible')
         self.assertEqual(self.data[0][u'vars'][u'utf8_string'], u'Cafè Eñyei')
-        self.assertEqual(self.data[0][u'vars'][u'dictionary'],
-                {u'webster': u'daniel',
-                    u'oed': u'oxford'})
+        self.assertEqual(self.data[0][u'vars'][u'dictionary'], {
+            u'webster': u'daniel',
+            u'oed': u'oxford'
+        })
         self.assertEqual(self.data[0][u'vars'][u'list'], [u'a', u'b', 1, 2])
 
-        self.assertEqual(self.data[0][u'tasks'],
-                [{u'name': u'Test case', u'ping': {u'data': u'{{ utf8_string }}'}},
-                 {u'name': u'Test 2', u'ping': {u'data': u'Cafè Eñyei'}},
-                 {u'name': u'Test 3', u'command': u'printf \'Cafè Eñyei\n\''},
-                 ])
+        self.assertEqual(self.data[0][u'tasks'], [
+            {u'name': u'Test case', u'ping': {u'data': u'{{ utf8_string }}'}},
+            {u'name': u'Test 2', u'ping': {u'data': u'Cafè Eñyei'}},
+            {u'name': u'Test 3', u'command': u'printf \'Cafè Eñyei\n\''},
+        ])
 
     def walk(self, data):
         # Make sure there's no str in the data
diff --git a/test/units/parsing/yaml/test_objects.py b/test/units/parsing/yaml/test_objects.py
index 3ef72a3b444..99d27ad8b72 100644
--- a/test/units/parsing/yaml/test_objects.py
+++ b/test/units/parsing/yaml/test_objects.py
@@ -104,22 +104,22 @@ class TestAnsibleVaultEncryptedUnicode(unittest.TestCase, YamlTestUtils):
     def test_empty_string_init_from_plaintext(self):
         seq = ''
         avu = self._from_plaintext(seq)
-        self.assert_values(avu,seq)
+        self.assert_values(avu, seq)
 
     def test_empty_unicode_init_from_plaintext(self):
         seq = u''
         avu = self._from_plaintext(seq)
-        self.assert_values(avu,seq)
+        self.assert_values(avu, seq)
 
     def test_string_from_plaintext(self):
         seq = 'some letters'
         avu = self._from_plaintext(seq)
-        self.assert_values(avu,seq)
+        self.assert_values(avu, seq)
 
     def test_unicode_from_plaintext(self):
         seq = u'some letters'
         avu = self._from_plaintext(seq)
-        self.assert_values(avu,seq)
+        self.assert_values(avu, seq)
 
     def test_unicode_from_plaintext_encode(self):
         seq = u'some text here'
diff --git a/test/units/playbook/role/test_role.py b/test/units/playbook/role/test_role.py
index 1e93ec535ff..5cce8f7aa1c 100644
--- a/test/units/playbook/role/test_role.py
+++ b/test/units/playbook/role/test_role.py
@@ -274,4 +274,3 @@ class TestRole(unittest.TestCase):
         r = Role.load(i, play=mock_play)
 
         self.assertEqual(r.get_name(), "foo_complex")
-
diff --git a/test/units/playbook/test_attribute.py b/test/units/playbook/test_attribute.py
index 10217a7ce93..216966c15c5 100644
--- a/test/units/playbook/test_attribute.py
+++ b/test/units/playbook/test_attribute.py
@@ -52,4 +52,3 @@ class TestAttribute(unittest.TestCase):
         self.assertTrue(self.one >= self.one)
         self.assertFalse(self.one >= self.two)
         self.assertTrue(self.two >= self.one)
-
diff --git a/test/units/playbook/test_base.py b/test/units/playbook/test_base.py
index 78d5e34e256..76b2114aab8 100644
--- a/test/units/playbook/test_base.py
+++ b/test/units/playbook/test_base.py
@@ -114,7 +114,7 @@ class TestBase(unittest.TestCase):
         data = {'no_log': False,
                 'remote_user': None,
                 'vars': self.assorted_vars,
-                #'check_mode': False,
+                # 'check_mode': False,
                 'always_run': False,
                 'environment': [],
                 'run_once': False,
@@ -340,8 +340,7 @@ class BaseSubClass(base.Base):
     _test_attr_unknown_isa = FieldAttribute(isa='not_a_real_isa', always_post_validate=True)
     _test_attr_example = FieldAttribute(isa='string', default='the_default',
                                         always_post_validate=True)
-    _test_attr_none = FieldAttribute(isa='string',
-                                    always_post_validate=True)
+    _test_attr_none = FieldAttribute(isa='string', always_post_validate=True)
     _test_attr_preprocess = FieldAttribute(isa='string', default='the default for preprocess')
     _test_attr_method = FieldAttribute(isa='string', default='some attr with a getter',
                                        always_post_validate=True)
diff --git a/test/units/playbook/test_block.py b/test/units/playbook/test_block.py
index 2fec92ef049..4d191a287ad 100644
--- a/test/units/playbook/test_block.py
+++ b/test/units/playbook/test_block.py
@@ -19,9 +19,10 @@
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
+from ansible.compat.tests import unittest
 from ansible.playbook.block import Block
 from ansible.playbook.task import Task
-from ansible.compat.tests import unittest
+
 
 class TestBlock(unittest.TestCase):
 
@@ -39,24 +40,24 @@ class TestBlock(unittest.TestCase):
 
     def test_load_block_simple(self):
         ds = dict(
-            block = [],
-            rescue = [],
-            always = [],
-            #otherwise = [],
+            block=[],
+            rescue=[],
+            always=[],
+            # otherwise=[],
         )
         b = Block.load(ds)
         self.assertEqual(b.block, [])
         self.assertEqual(b.rescue, [])
         self.assertEqual(b.always, [])
         # not currently used
-        #self.assertEqual(b.otherwise, [])
+        # self.assertEqual(b.otherwise, [])
 
     def test_load_block_with_tasks(self):
         ds = dict(
-            block = [dict(action='block')],
-            rescue = [dict(action='rescue')],
-            always = [dict(action='always')],
-            #otherwise = [dict(action='otherwise')],
+            block=[dict(action='block')],
+            rescue=[dict(action='rescue')],
+            always=[dict(action='always')],
+            # otherwise=[dict(action='otherwise')],
         )
         b = Block.load(ds)
         self.assertEqual(len(b.block), 1)
@@ -66,8 +67,8 @@ class TestBlock(unittest.TestCase):
         self.assertEqual(len(b.always), 1)
         self.assertIsInstance(b.always[0], Task)
         # not currently used
-        #self.assertEqual(len(b.otherwise), 1)
-        #self.assertIsInstance(b.otherwise[0], Task)
+        # self.assertEqual(len(b.otherwise), 1)
+        # self.assertIsInstance(b.otherwise[0], Task)
 
     def test_load_implicit_block(self):
         ds = [dict(action='foo')]
@@ -77,12 +78,11 @@ class TestBlock(unittest.TestCase):
 
     def test_deserialize(self):
         ds = dict(
-            block = [dict(action='block')],
-            rescue = [dict(action='rescue')],
-            always = [dict(action='always')],
+            block=[dict(action='block')],
+            rescue=[dict(action='rescue')],
+            always=[dict(action='always')],
         )
         b = Block.load(ds)
-        data = dict(parent = ds, parent_type = 'Block')
+        data = dict(parent=ds, parent_type='Block')
         b.deserialize(data)
         self.assertIsInstance(b._parent, Block)
-
diff --git a/test/units/playbook/test_conditional.py b/test/units/playbook/test_conditional.py
index a375a19e5c0..51841861046 100644
--- a/test/units/playbook/test_conditional.py
+++ b/test/units/playbook/test_conditional.py
@@ -97,11 +97,11 @@ class TestConditional(unittest.TestCase):
                      }
 
         when = [u"some_dict.some_dict_key1 == hostvars['host3']"]
-        #self._eval_con(when, variables)
+        # self._eval_con(when, variables)
         self.assertRaisesRegexp(errors.AnsibleError,
                                 "The conditional check 'some_dict.some_dict_key1 == hostvars\['host3'\]' failed",
-                                #"The conditional check 'some_dict.some_dict_key1 == hostvars['host3']' failed",
-                                #"The conditional check 'some_dict.some_dict_key1 == hostvars['host3']' failed.",
+                                # "The conditional check 'some_dict.some_dict_key1 == hostvars['host3']' failed",
+                                # "The conditional check 'some_dict.some_dict_key1 == hostvars['host3']' failed.",
                                 self._eval_con,
                                 when, variables)
 
diff --git a/test/units/playbook/test_helpers.py b/test/units/playbook/test_helpers.py
index 25261cd86a3..65e0f8291d4 100644
--- a/test/units/playbook/test_helpers.py
+++ b/test/units/playbook/test_helpers.py
@@ -222,7 +222,7 @@ class TestLoadListOfTasks(unittest.TestCase, MixinForMocks):
     # TODO/FIXME: do this non deprecated way
     def test_one_parent_include_tags(self):
         ds = [{'include': '/dev/null/includes/test_include.yml',
-               #'vars': {'tags': ['test_one_parent_include_tags_tag1', 'and_another_tag2']}
+               # 'vars': {'tags': ['test_one_parent_include_tags_tag1', 'and_another_tag2']}
                'tags': ['test_one_parent_include_tags_tag1', 'and_another_tag2']
                }
               ]
@@ -281,7 +281,7 @@ class TestLoadListOfTasks(unittest.TestCase, MixinForMocks):
             'include': '/dev/null/includes/static_test_include.yml',
             'static': False
         }]
-        #a_block = Block()
+        # a_block = Block()
         ti_ds = {'include': '/dev/null/includes/ssdftatic_test_include.yml'}
         a_task_include = TaskInclude()
         ti = a_task_include.load(ti_ds)
diff --git a/test/units/playbook/test_play_context.py b/test/units/playbook/test_play_context.py
index 7889a8347df..56cab943e1b 100644
--- a/test/units/playbook/test_play_context.py
+++ b/test/units/playbook/test_play_context.py
@@ -21,30 +21,30 @@ __metaclass__ = type
 
 import os
 
-from ansible.compat.tests import unittest
-from ansible.compat.tests.mock import patch, MagicMock
-
 from ansible import constants as C
 from ansible.cli import CLI
+from ansible.compat.tests import unittest
+from ansible.compat.tests.mock import patch, MagicMock
 from ansible.errors import AnsibleError, AnsibleParserError
 from ansible.module_utils.six.moves import shlex_quote
 from ansible.playbook.play_context import PlayContext
 
 from units.mock.loader import DictDataLoader
 
+
 class TestPlayContext(unittest.TestCase):
 
     def setUp(self):
         self._parser = CLI.base_parser(
-            runas_opts   = True,
-            meta_opts    = True,
-            runtask_opts = True,
-            vault_opts   = True,
-            async_opts   = True,
-            connect_opts = True,
-            subset_opts  = True,
-            check_opts   = True,
-            inventory_opts = True,
+            runas_opts=True,
+            meta_opts=True,
+            runtask_opts=True,
+            vault_opts=True,
+            async_opts=True,
+            connect_opts=True,
+            subset_opts=True,
+            check_opts=True,
+            inventory_opts=True,
         )
 
     def tearDown(self):
@@ -66,13 +66,13 @@ class TestPlayContext(unittest.TestCase):
         self.assertEqual(play_context.no_log, None)
 
         mock_play = MagicMock()
-        mock_play.connection    = 'mock'
-        mock_play.remote_user   = 'mock'
-        mock_play.port          = 1234
-        mock_play.become        = True
+        mock_play.connection = 'mock'
+        mock_play.remote_user = 'mock'
+        mock_play.port = 1234
+        mock_play.become = True
         mock_play.become_method = 'mock'
-        mock_play.become_user   = 'mockroot'
-        mock_play.no_log        = True
+        mock_play.become_user = 'mockroot'
+        mock_play.no_log = True
 
         play_context = PlayContext(play=mock_play, options=options)
         self.assertEqual(play_context.connection, 'mock')
@@ -84,19 +84,19 @@ class TestPlayContext(unittest.TestCase):
         self.assertEqual(play_context.become_user, "mockroot")
 
         mock_task = MagicMock()
-        mock_task.connection    = 'mocktask'
-        mock_task.remote_user   = 'mocktask'
-        mock_task.no_log        =  mock_play.no_log
-        mock_task.become        = True
+        mock_task.connection = 'mocktask'
+        mock_task.remote_user = 'mocktask'
+        mock_task.no_log = mock_play.no_log
+        mock_task.become = True
         mock_task.become_method = 'mocktask'
-        mock_task.become_user   = 'mocktaskroot'
-        mock_task.become_pass   = 'mocktaskpass'
+        mock_task.become_user = 'mocktaskroot'
+        mock_task.become_pass = 'mocktaskpass'
         mock_task._local_action = False
-        mock_task.delegate_to   = None
+        mock_task.delegate_to = None
 
         all_vars = dict(
-            ansible_connection = 'mock_inventory',
-            ansible_ssh_port = 4321,
+            ansible_connection='mock_inventory',
+            ansible_ssh_port=4321,
         )
 
         mock_templar = MagicMock()
@@ -112,7 +112,7 @@ class TestPlayContext(unittest.TestCase):
         self.assertEqual(play_context.become_user, "mocktaskroot")
         self.assertEqual(play_context.become_pass, "mocktaskpass")
 
-        mock_task.no_log        = False
+        mock_task.no_log = False
         play_context = play_context.set_task_and_variable_override(task=mock_task, variables=all_vars, templar=mock_templar)
         self.assertEqual(play_context.no_log, False)
 
@@ -122,19 +122,19 @@ class TestPlayContext(unittest.TestCase):
 
         default_cmd = "/bin/foo"
         default_exe = "/bin/bash"
-        sudo_exe    = C.DEFAULT_SUDO_EXE or 'sudo'
-        sudo_flags  = C.DEFAULT_SUDO_FLAGS
-        su_exe      = C.DEFAULT_SU_EXE or 'su'
-        su_flags    = C.DEFAULT_SU_FLAGS or ''
-        pbrun_exe   = 'pbrun'
+        sudo_exe = C.DEFAULT_SUDO_EXE or 'sudo'
+        sudo_flags = C.DEFAULT_SUDO_FLAGS
+        su_exe = C.DEFAULT_SU_EXE or 'su'
+        su_flags = C.DEFAULT_SU_FLAGS or ''
+        pbrun_exe = 'pbrun'
         pbrun_flags = ''
-        pfexec_exe   = 'pfexec'
+        pfexec_exe = 'pfexec'
         pfexec_flags = ''
-        doas_exe    = 'doas'
-        doas_flags  = ' -n  -u foo '
+        doas_exe = 'doas'
+        doas_flags = ' -n  -u foo '
         ksu_exe = 'ksu'
         ksu_flags = ''
-        dzdo_exe   = 'dzdo'
+        dzdo_exe = 'dzdo'
 
         cmd = play_context.make_become_cmd(cmd=default_cmd, executable=default_exe)
         self.assertEqual(cmd, default_cmd)
@@ -152,7 +152,7 @@ class TestPlayContext(unittest.TestCase):
         cmd = play_context.make_become_cmd(cmd=default_cmd, executable=default_exe)
         self.assertEqual(
             cmd,
-            """%s %s -p "%s" -u %s %s -c 'echo %s; %s'""" % (sudo_exe, sudo_flags.replace('-n',''), play_context.prompt, play_context.become_user, default_exe,
+            """%s %s -p "%s" -u %s %s -c 'echo %s; %s'""" % (sudo_exe, sudo_flags.replace('-n', ''), play_context.prompt, play_context.become_user, default_exe,
                                                              play_context.success_key, default_cmd)
         )
 
@@ -207,103 +207,129 @@ class TestPlayContext(unittest.TestCase):
 class TestTaskAndVariableOverrride(unittest.TestCase):
 
     inventory_vars = (
-        ('preferred_names',
-                dict(ansible_connection='local',
-                    ansible_user='ansibull',
-                    ansible_become_user='ansibull',
-                    ansible_become_method='su',
-                    ansible_become_pass='ansibullwuzhere',),
-                dict(connection='local',
-                    remote_user='ansibull',
-                    become_user='ansibull',
-                    become_method='su',
-                    become_pass='ansibullwuzhere',)
+        (
+            'preferred_names',
+            dict(
+                ansible_connection='local',
+                ansible_user='ansibull',
+                ansible_become_user='ansibull',
+                ansible_become_method='su',
+                ansible_become_pass='ansibullwuzhere',
             ),
-        ('alternate_names',
-                dict(ansible_become_password='ansibullwuzhere',),
-                dict(become_pass='ansibullwuzhere',)
+            dict(
+                connection='local',
+                remote_user='ansibull',
+                become_user='ansibull',
+                become_method='su',
+                become_pass='ansibullwuzhere',
+            )
+        ),
+        (
+            'alternate_names',
+            dict(ansible_become_password='ansibullwuzhere',),
+            dict(become_pass='ansibullwuzhere',)
+        ),
+        (
+            'deprecated_names',
+            dict(
+                ansible_ssh_user='ansibull',
+                ansible_sudo_user='ansibull',
+                ansible_sudo_pass='ansibullwuzhere',
             ),
-        ('deprecated_names',
-                dict(ansible_ssh_user='ansibull',
-                    ansible_sudo_user='ansibull',
-                    ansible_sudo_pass='ansibullwuzhere',),
-                dict(remote_user='ansibull',
-                    become_method='sudo',
-                    become_user='ansibull',
-                    become_pass='ansibullwuzhere',)
+            dict(
+                remote_user='ansibull',
+                become_method='sudo',
+                become_user='ansibull',
+                become_pass='ansibullwuzhere',
+            )
+        ),
+        (
+            'deprecated_names2',
+            dict(
+                ansible_ssh_user='ansibull',
+                ansible_su_user='ansibull',
+                ansible_su_pass='ansibullwuzhere',
             ),
-        ('deprecated_names2',
-                dict(ansible_ssh_user='ansibull',
-                    ansible_su_user='ansibull',
-                    ansible_su_pass='ansibullwuzhere',),
-                dict(remote_user='ansibull',
-                    become_method='su',
-                    become_user='ansibull',
-                    become_pass='ansibullwuzhere',)
-            ),
-        ('deprecated_alt_names',
-                dict(ansible_sudo_password='ansibullwuzhere',),
-                dict(become_method='sudo',
-                    become_pass='ansibullwuzhere',)
-            ),
-        ('deprecated_alt_names2',
-                dict(ansible_su_password='ansibullwuzhere',),
-                dict(become_method='su',
-                    become_pass='ansibullwuzhere',)
-            ),
-        ('deprecated_and_preferred_names',
-                dict(ansible_user='ansibull',
-                    ansible_ssh_user='badbull',
-                    ansible_become_user='ansibull',
-                    ansible_sudo_user='badbull',
-                    ansible_become_method='su',
-                    ansible_become_pass='ansibullwuzhere',
-                    ansible_sudo_pass='badbull',
-                    ),
-                dict(connection='local',
-                    remote_user='ansibull',
-                    become_user='ansibull',
-                    become_method='su',
-                    become_pass='ansibullwuzhere',)
+            dict(
+                remote_user='ansibull',
+                become_method='su',
+                become_user='ansibull',
+                become_pass='ansibullwuzhere',
+            )
+        ),
+        (
+            'deprecated_alt_names',
+            dict(ansible_sudo_password='ansibullwuzhere',),
+            dict(
+                become_method='sudo',
+                become_pass='ansibullwuzhere',
+            )
+        ),
+        (
+            'deprecated_alt_names2',
+            dict(ansible_su_password='ansibullwuzhere',),
+            dict(
+                become_method='su',
+                become_pass='ansibullwuzhere',
+            )
+        ),
+        (
+            'deprecated_and_preferred_names',
+            dict(
+                ansible_user='ansibull',
+                ansible_ssh_user='badbull',
+                ansible_become_user='ansibull',
+                ansible_sudo_user='badbull',
+                ansible_become_method='su',
+                ansible_become_pass='ansibullwuzhere',
+                ansible_sudo_pass='badbull',
             ),
+            dict(
+                connection='local',
+                remote_user='ansibull',
+                become_user='ansibull',
+                become_method='su',
+                become_pass='ansibullwuzhere',
+            )
+        ),
     )
 
     def setUp(self):
         parser = CLI.base_parser(
-            runas_opts   = True,
-            meta_opts    = True,
-            runtask_opts = True,
-            vault_opts   = True,
-            async_opts   = True,
-            connect_opts = True,
-            subset_opts  = True,
-            check_opts   = True,
-            inventory_opts = True,
+            runas_opts=True,
+            meta_opts=True,
+            runtask_opts=True,
+            vault_opts=True,
+            async_opts=True,
+            connect_opts=True,
+            subset_opts=True,
+            check_opts=True,
+            inventory_opts=True,
         )
 
         (options, args) = parser.parse_args(['-vv', '--check'])
 
         mock_play = MagicMock()
-        mock_play.connection    = 'mock'
-        mock_play.remote_user   = 'mock'
-        mock_play.port          = 1234
-        mock_play.become        = True
+        mock_play.connection = 'mock'
+        mock_play.remote_user = 'mock'
+        mock_play.port = 1234
+        mock_play.become = True
         mock_play.become_method = 'mock'
-        mock_play.become_user   = 'mockroot'
-        mock_play.no_log        = True
+        mock_play.become_user = 'mockroot'
+        mock_play.no_log = True
 
         self.play_context = PlayContext(play=mock_play, options=options)
 
         mock_task = MagicMock()
-        mock_task.connection    = mock_play.connection
-        mock_task.remote_user   = mock_play.remote_user
-        mock_task.no_log        = mock_play.no_log
-        mock_task.become        = mock_play.become
+        mock_task.connection = mock_play.connection
+        mock_task.remote_user = mock_play.remote_user
+        mock_task.no_log = mock_play.no_log
+        mock_task.become = mock_play.become
         mock_task.become_method = mock_play.becom_method
-        mock_task.become_user   = mock_play.become_user
-        mock_task.become_pass   = 'mocktaskpass'
+        mock_task.become_user = mock_play.become_user
+        mock_task.become_pass = 'mocktaskpass'
         mock_task._local_action = False
-        mock_task.delegate_to   = None
+        mock_task.delegate_to = None
 
         self.mock_task = mock_task
 
@@ -322,19 +348,19 @@ class TestTaskAndVariableOverrride(unittest.TestCase):
         self.assertEqual(play_context.become_user, "mocktaskroot")
         self.assertEqual(play_context.become_pass, "mocktaskpass")
 
-        mock_task.no_log        = False
+        mock_task.no_log = False
         play_context = play_context.set_task_and_variable_override(task=mock_task, variables=all_vars, templar=mock_templar)
         self.assertEqual(play_context.no_log, False)
 
     def test_override_magic_variables(self):
         play_context = play_context.set_task_and_variable_override(task=self.mock_task, variables=all_vars, templar=self.mock_templar)
 
-        mock_play.connection    = 'mock'
-        mock_play.remote_user   = 'mock'
-        mock_play.port          = 1234
+        mock_play.connection = 'mock'
+        mock_play.remote_user = 'mock'
+        mock_play.port = 1234
         mock_play.become_method = 'mock'
-        mock_play.become_user   = 'mockroot'
-        mock_task.become_pass   = 'mocktaskpass'
+        mock_play.become_user = 'mockroot'
+        mock_task.become_pass = 'mocktaskpass'
         # Inventory vars override things set from cli vars (--become, -user,
         # etc... [notably, not --extravars])
         for test_name, all_vars, expected in self.inventory_vars:
diff --git a/test/units/playbook/test_playbook.py b/test/units/playbook/test_playbook.py
index caf85e77336..75db3025e87 100644
--- a/test/units/playbook/test_playbook.py
+++ b/test/units/playbook/test_playbook.py
@@ -21,13 +21,13 @@ __metaclass__ = type
 
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import patch, MagicMock
-
 from ansible.errors import AnsibleError, AnsibleParserError
 from ansible.playbook import Playbook
 from ansible.vars.manager import VariableManager
 
 from units.mock.loader import DictDataLoader
 
+
 class TestPlaybook(unittest.TestCase):
 
     def setUp(self):
@@ -42,7 +42,7 @@ class TestPlaybook(unittest.TestCase):
 
     def test_basic_playbook(self):
         fake_loader = DictDataLoader({
-            "test_file.yml":"""
+            "test_file.yml": """
             - hosts: all
             """,
         })
diff --git a/test/units/playbook/test_taggable.py b/test/units/playbook/test_taggable.py
index 501136741a6..f10a89e1d8f 100644
--- a/test/units/playbook/test_taggable.py
+++ b/test/units/playbook/test_taggable.py
@@ -23,6 +23,7 @@ from ansible.compat.tests import unittest
 from ansible.playbook.taggable import Taggable
 from units.mock.loader import DictDataLoader
 
+
 class TaggableTestObj(Taggable):
 
     def __init__(self):
diff --git a/test/units/playbook/test_task.py b/test/units/playbook/test_task.py
index 3995c4fd556..662c6b79319 100644
--- a/test/units/playbook/test_task.py
+++ b/test/units/playbook/test_task.py
@@ -19,18 +19,20 @@
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
-from ansible.playbook.task import Task
 from ansible.compat.tests import unittest
+from ansible.playbook.task import Task
+
 
 basic_shell_task = dict(
-    name  = 'Test Task',
-    shell = 'echo hi'
+    name='Test Task',
+    shell='echo hi'
 )
 
 kv_shell_task = dict(
-    action = 'shell echo hi'
+    action='shell echo hi'
 )
 
+
 class TestTask(unittest.TestCase):
 
     def setUp(self):
@@ -66,7 +68,7 @@ class TestTask(unittest.TestCase):
     def test_task_auto_name(self):
         assert 'name' not in kv_shell_task
         t = Task.load(kv_shell_task)
-        #self.assertEqual(t.name, 'shell echo hi')
+        # self.assertEqual(t.name, 'shell echo hi')
 
     def test_task_auto_name_with_role(self):
         pass
diff --git a/test/units/plugins/action/test_action.py b/test/units/plugins/action/test_action.py
index 13f2480c9f6..ac380021253 100644
--- a/test/units/plugins/action/test_action.py
+++ b/test/units/plugins/action/test_action.py
@@ -436,10 +436,19 @@ class TestActionBase(unittest.TestCase):
         action_base._make_tmp_path.return_value = '/the/tmp/path'
         action_base._low_level_execute_command.return_value = dict(stdout='{"rc": 0, "stdout": "ok"}')
         self.assertEqual(action_base._execute_module(module_name=None, module_args=None), dict(_ansible_parsed=True, rc=0, stdout="ok", stdout_lines=['ok']))
-        self.assertEqual(action_base._execute_module(module_name='foo',
-            module_args=dict(z=9, y=8, x=7), task_vars=dict(a=1)),
-            dict(_ansible_parsed=True, rc=0, stdout="ok",
-                stdout_lines=['ok']))
+        self.assertEqual(
+            action_base._execute_module(
+                module_name='foo',
+                module_args=dict(z=9, y=8, x=7),
+                task_vars=dict(a=1)
+            ),
+            dict(
+                _ansible_parsed=True,
+                rc=0,
+                stdout="ok",
+                stdout_lines=['ok'],
+            )
+        )
 
         # test with needing/removing a remote tmp path
         action_base._configure_module.return_value = ('old', '#!/usr/bin/python', 'this is the module data', 'path')
@@ -525,9 +534,9 @@ class TestActionBaseCleanReturnedData(unittest.TestCase):
 
         mock_shared_loader_obj.connection_loader = mock_connection_loader
         mock_connection = MagicMock()
-        #mock_connection._shell.env_prefix.side_effect = env_prefix
+        # mock_connection._shell.env_prefix.side_effect = env_prefix
 
-        #action_base = DerivedActionBase(mock_task, mock_connection, play_context, None, None, None)
+        # action_base = DerivedActionBase(mock_task, mock_connection, play_context, None, None, None)
         action_base = DerivedActionBase(task=None,
                                         connection=mock_connection,
                                         play_context=None,
@@ -535,7 +544,7 @@ class TestActionBaseCleanReturnedData(unittest.TestCase):
                                         templar=None,
                                         shared_loader_obj=mock_shared_loader_obj)
         data = {'ansible_playbook_python': '/usr/bin/python',
-                #'ansible_rsync_path': '/usr/bin/rsync',
+                # 'ansible_rsync_path': '/usr/bin/rsync',
                 'ansible_python_interpreter': '/usr/bin/python',
                 'ansible_ssh_some_var': 'whatever',
                 'ansible_ssh_host_key_somehost': 'some key here',
@@ -592,7 +601,7 @@ class TestActionBaseParseReturnedData(unittest.TestCase):
                          'stdout_lines': stdout.splitlines(),
                          'stderr': err}
         res = action_base._parse_returned_data(returned_data)
-        del res['_ansible_parsed'] # we always have _ansible_parsed
+        del res['_ansible_parsed']  # we always have _ansible_parsed
         self.assertEqual(len(res), 0)
         self.assertFalse(res)
 
@@ -610,7 +619,7 @@ class TestActionBaseParseReturnedData(unittest.TestCase):
         self.assertTrue(res['ansible_facts'])
         self.assertIn('ansible_blip', res['ansible_facts'])
         # TODO: Should this be an AnsibleUnsafe?
-        #self.assertIsInstance(res['ansible_facts'], AnsibleUnsafe)
+        # self.assertIsInstance(res['ansible_facts'], AnsibleUnsafe)
 
     def test_json_facts_add_host(self):
         action_base = self._action_base()
@@ -630,4 +639,4 @@ class TestActionBaseParseReturnedData(unittest.TestCase):
         self.assertIn('ansible_blip', res['ansible_facts'])
         self.assertIn('add_host', res)
         # TODO: Should this be an AnsibleUnsafe?
-        #self.assertIsInstance(res['ansible_facts'], AnsibleUnsafe)
+        # self.assertIsInstance(res['ansible_facts'], AnsibleUnsafe)
diff --git a/test/units/plugins/action/test_raw.py b/test/units/plugins/action/test_raw.py
index b6e12ee339d..e0a2eb97a5c 100644
--- a/test/units/plugins/action/test_raw.py
+++ b/test/units/plugins/action/test_raw.py
@@ -24,6 +24,7 @@ from ansible.compat.tests.mock import patch, MagicMock, Mock
 from ansible.plugins.action.raw import ActionModule
 from ansible.playbook.task import Task
 
+
 class TestCopyResultExclude(unittest.TestCase):
 
     def setUp(self):
@@ -38,7 +39,6 @@ class TestCopyResultExclude(unittest.TestCase):
     # Issue: https://github.com/ansible/ansible/issues/16054
     # PR: https://github.com/ansible/ansible/pull/16085
 
-
     def test_raw_executable_is_not_empty_string(self):
 
         play_context = Mock()
@@ -50,7 +50,7 @@ class TestCopyResultExclude(unittest.TestCase):
         play_context.check_mode = False
 
         self.mock_am = ActionModule(task, connection, play_context, loader=None, templar=None, shared_loader_obj=None)
-        self.mock_am._low_level_execute_command = Mock(return_value = {})
+        self.mock_am._low_level_execute_command = Mock(return_value={})
         self.mock_am.display = Mock()
 
         self.mock_am.run()
@@ -83,7 +83,7 @@ class TestCopyResultExclude(unittest.TestCase):
         play_context.check_mode = False
 
         self.mock_am = ActionModule(task, connection, play_context, loader=None, templar=None, shared_loader_obj=None)
-        self.mock_am._low_level_execute_command = Mock(return_value = {})
+        self.mock_am._low_level_execute_command = Mock(return_value={})
         self.mock_am.display = Mock()
 
         self.assertEqual(task.environment, None)
@@ -100,10 +100,8 @@ class TestCopyResultExclude(unittest.TestCase):
         play_context.check_mode = False
 
         self.mock_am = ActionModule(task, connection, play_context, loader=None, templar=None, shared_loader_obj=None)
-        self.mock_am._low_level_execute_command = Mock(return_value = {})
+        self.mock_am._low_level_execute_command = Mock(return_value={})
         self.mock_am.display = Mock()
 
         self.mock_am.run(task_vars={'a': 'b'})
         self.assertEqual(task.environment, None)
-
-
diff --git a/test/units/plugins/action/test_synchronize.py b/test/units/plugins/action/test_synchronize.py
index 17c8e484fe3..7eb0e40a672 100644
--- a/test/units/plugins/action/test_synchronize.py
+++ b/test/units/plugins/action/test_synchronize.py
@@ -17,11 +17,12 @@ import unittest
 import yaml
 
 from pprint import pprint
-from ansible import plugins
+
 import ansible.plugins
 from ansible.compat.tests.mock import patch, MagicMock
 from ansible.plugins.action.synchronize import ActionModule
 
+
 # Getting the incoming and outgoing task vars from the plugin's run method
 
 '''
@@ -41,8 +42,6 @@ with open('task_vars.json', 'wb') as f:
 '''
 
 
-
-
 class TaskMock(object):
     args = {'src': u'/tmp/deleteme',
             'dest': '/tmp/deleteme',
@@ -52,16 +51,19 @@ class TaskMock(object):
     become_user = None
     become_method = None
 
+
 class StdinMock(object):
     shell = None
 
+
 class ConnectionMock(object):
     ismock = True
     _play_context = None
-    #transport = 'ssh'
+    # transport = 'ssh'
     transport = None
     _new_stdin = StdinMock()
 
+
 class PlayContextMock(object):
     shell = None
     private_key_file = None
@@ -75,13 +77,16 @@ class PlayContextMock(object):
     remote_user = None
     password = None
 
+
 class ModuleLoaderMock(object):
     def find_plugin(self, module_name, mod_type):
         pass
 
+
 class SharedLoaderMock(object):
     module_loader = ModuleLoaderMock()
 
+
 class SynchronizeTester(object):
 
     ''' A wrapper for mocking out synchronize environments '''
@@ -96,7 +101,6 @@ class SynchronizeTester(object):
     final_task_vars = None
     execute_called = False
 
-
     def _execute_module(self, module_name, module_args=None, task_vars=None):
         self.execute_called = True
         self.final_module_args = module_args
@@ -114,7 +118,7 @@ class SynchronizeTester(object):
         if '_play_context' in test_meta:
             if test_meta['_play_context']:
                 self.task.args = {}
-                for k,v in test_meta['_play_context'].items():
+                for (k, v) in test_meta['_play_context'].items():
                     if v == 'None':
                         v = None
                     setattr(self._play_context, k, v)
@@ -123,8 +127,8 @@ class SynchronizeTester(object):
         if '_task' in test_meta:
             if test_meta['_task']:
                 self.task.args = {}
-                for k,v in test_meta['_task'].items():
-                    #import epdb; epdb.st()
+                for (k, v) in test_meta['_task'].items():
+                    # import epdb; epdb.st()
                     if v == 'None':
                         v = None
                     setattr(self.task, k, v)
@@ -133,32 +137,30 @@ class SynchronizeTester(object):
         if 'task_args' in test_meta:
             if test_meta['task_args']:
                 self.task.args = {}
-                for k,v in test_meta['task_args'].items():
+                for (k, v) in test_meta['task_args'].items():
                     self.task.args[k] = v
 
         # load inital task vars
-        invarspath = os.path.join(fixturepath,
-                test_meta.get('fixtures', {}).get('taskvars_in', 'taskvars_in.json'))
+        invarspath = os.path.join(fixturepath, test_meta.get('fixtures', {}).get('taskvars_in', 'taskvars_in.json'))
         with open(invarspath, 'rb') as f:
             fdata = f.read()
         fdata = fdata.decode("utf-8")
         in_task_vars = json.loads(fdata)
 
         # load expected final task vars
-        outvarspath = os.path.join(fixturepath,
-                test_meta.get('fixtures', {}).get('taskvars_out', 'taskvars_out.json'))
+        outvarspath = os.path.join(fixturepath, test_meta.get('fixtures', {}).get('taskvars_out', 'taskvars_out.json'))
         with open(outvarspath, 'rb') as f:
             fdata = f.read()
         fdata = fdata.decode("utf-8")
         out_task_vars = json.loads(fdata)
 
         # fixup the connection
-        for k,v in test_meta['connection'].items():
+        for (k, v) in test_meta['connection'].items():
             setattr(self.connection, k, v)
 
         # fixup the hostvars
         if test_meta['hostvars']:
-            for k,v in test_meta['hostvars'].items():
+            for (k, v) in test_meta['hostvars'].items():
                 in_task_vars['hostvars'][k] = v
 
         # initalize and run the module
@@ -170,9 +172,9 @@ class SynchronizeTester(object):
         # run assertions
         for check in test_meta['asserts']:
             value = eval(check)
-            #if not value:
-            #    print(check, value)
-            #    import epdb; epdb.st()
+            # if not value:
+            #     print(check, value)
+            #     import epdb; epdb.st()
             assert value, check
 
 
@@ -190,54 +192,52 @@ class FakePluginLoader(object):
 
 class TestSynchronizeAction(unittest.TestCase):
 
-
     fixturedir = os.path.dirname(__file__)
     fixturedir = os.path.join(fixturedir, 'fixtures', 'synchronize')
-    #print(basedir)
-
+    # print(basedir)
 
     @patch('ansible.plugins.action.synchronize.connection_loader', FakePluginLoader)
     def test_basic(self):
         x = SynchronizeTester()
-        x.runtest(fixturepath=os.path.join(self.fixturedir,'basic'))
+        x.runtest(fixturepath=os.path.join(self.fixturedir, 'basic'))
 
     @patch('ansible.plugins.action.synchronize.connection_loader', FakePluginLoader)
     def test_basic_become(self):
         x = SynchronizeTester()
-        x.runtest(fixturepath=os.path.join(self.fixturedir,'basic_become'))
+        x.runtest(fixturepath=os.path.join(self.fixturedir, 'basic_become'))
 
     @patch('ansible.plugins.action.synchronize.connection_loader', FakePluginLoader)
     def test_basic_become_cli(self):
         # --become on the cli sets _play_context.become
         x = SynchronizeTester()
-        x.runtest(fixturepath=os.path.join(self.fixturedir,'basic_become_cli'))
+        x.runtest(fixturepath=os.path.join(self.fixturedir, 'basic_become_cli'))
 
     @patch('ansible.plugins.action.synchronize.connection_loader', FakePluginLoader)
     def test_basic_vagrant(self):
         # simple vagrant example
         x = SynchronizeTester()
-        x.runtest(fixturepath=os.path.join(self.fixturedir,'basic_vagrant'))
+        x.runtest(fixturepath=os.path.join(self.fixturedir, 'basic_vagrant'))
 
     @patch('ansible.plugins.action.synchronize.connection_loader', FakePluginLoader)
     def test_basic_vagrant_sudo(self):
         # vagrant plus sudo
         x = SynchronizeTester()
-        x.runtest(fixturepath=os.path.join(self.fixturedir,'basic_vagrant_sudo'))
+        x.runtest(fixturepath=os.path.join(self.fixturedir, 'basic_vagrant_sudo'))
 
     @patch('ansible.plugins.action.synchronize.connection_loader', FakePluginLoader)
     def test_basic_vagrant_become_cli(self):
         # vagrant plus sudo
         x = SynchronizeTester()
-        x.runtest(fixturepath=os.path.join(self.fixturedir,'basic_vagrant_become_cli'))
+        x.runtest(fixturepath=os.path.join(self.fixturedir, 'basic_vagrant_become_cli'))
 
     @patch('ansible.plugins.action.synchronize.connection_loader', FakePluginLoader)
     def test_delegate_remote(self):
         # delegate to other remote host
         x = SynchronizeTester()
-        x.runtest(fixturepath=os.path.join(self.fixturedir,'delegate_remote'))
+        x.runtest(fixturepath=os.path.join(self.fixturedir, 'delegate_remote'))
 
     @patch('ansible.plugins.action.synchronize.connection_loader', FakePluginLoader)
     def test_delegate_remote_su(self):
         # delegate to other remote host with su enabled
         x = SynchronizeTester()
-        x.runtest(fixturepath=os.path.join(self.fixturedir,'delegate_remote_su'))
+        x.runtest(fixturepath=os.path.join(self.fixturedir, 'delegate_remote_su'))
diff --git a/test/units/plugins/connection/test_connection.py b/test/units/plugins/connection/test_connection.py
index 3e96612bab3..39fffef52ec 100644
--- a/test/units/plugins/connection/test_connection.py
+++ b/test/units/plugins/connection/test_connection.py
@@ -25,19 +25,18 @@ from ansible.compat.tests import mock
 from ansible.compat.tests import unittest
 from ansible.errors import AnsibleError
 from ansible.playbook.play_context import PlayContext
-
 from ansible.plugins.connection import ConnectionBase
-#from ansible.plugins.connection.accelerate import Connection as AccelerateConnection
-#from ansible.plugins.connection.chroot import Connection as ChrootConnection
-#from ansible.plugins.connection.funcd import Connection as FuncdConnection
-#from ansible.plugins.connection.jail import Connection as JailConnection
-#from ansible.plugins.connection.libvirt_lxc import Connection as LibvirtLXCConnection
+# from ansible.plugins.connection.accelerate import Connection as AccelerateConnection
+# from ansible.plugins.connection.chroot import Connection as ChrootConnection
+# from ansible.plugins.connection.funcd import Connection as FuncdConnection
+# from ansible.plugins.connection.jail import Connection as JailConnection
+# from ansible.plugins.connection.libvirt_lxc import Connection as LibvirtLXCConnection
 from ansible.plugins.connection.lxc import Connection as LxcConnection
 from ansible.plugins.connection.local import Connection as LocalConnection
 from ansible.plugins.connection.paramiko_ssh import Connection as ParamikoConnection
 from ansible.plugins.connection.ssh import Connection as SSHConnection
 from ansible.plugins.connection.docker import Connection as DockerConnection
-#from ansible.plugins.connection.winrm import Connection as WinRmConnection
+# from ansible.plugins.connection.winrm import Connection as WinRmConnection
 from ansible.plugins.connection.network_cli import Connection as NetworkCliConnection
 
 
@@ -68,19 +67,26 @@ class TestConnectionBaseClass(unittest.TestCase):
 
     def test_subclass_success(self):
         class ConnectionModule3(ConnectionBase):
+
             @property
             def transport(self):
                 pass
+
             def _connect(self):
                 pass
+
             def exec_command(self):
                 pass
+
             def put_file(self):
                 pass
+
             def fetch_file(self):
                 pass
+
             def close(self):
                 pass
+
         self.assertIsInstance(ConnectionModule3(self.play_context, self.in_stream), ConnectionModule3)
 
 #    def test_accelerate_connection_module(self):
@@ -190,17 +196,23 @@ debug1: Sending command: /bin/sh -c 'sudo -H -S  -p "[sudo via ansible, key=ouzm
 '''
 
         class ConnectionFoo(ConnectionBase):
+
             @property
             def transport(self):
                 pass
+
             def _connect(self):
                 pass
+
             def exec_command(self):
                 pass
+
             def put_file(self):
                 pass
+
             def fetch_file(self):
                 pass
+
             def close(self):
                 pass
 
diff --git a/test/units/plugins/connection/test_netconf.py b/test/units/plugins/connection/test_netconf.py
index 21913584897..64d7554ea22 100644
--- a/test/units/plugins/connection/test_netconf.py
+++ b/test/units/plugins/connection/test_netconf.py
@@ -28,7 +28,6 @@ from io import StringIO
 
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import patch, MagicMock, PropertyMock
-
 from ansible.errors import AnsibleConnectionFailure
 from ansible.playbook.play_context import PlayContext
 
@@ -38,6 +37,7 @@ builtin_import = __import__
 
 mock_ncclient = MagicMock(name='ncclient')
 
+
 def import_mock(name, *args):
     if name.startswith('ncclient'):
         return mock_ncclient
@@ -50,6 +50,7 @@ else:
     with patch('__builtin__.__import__', side_effect=import_mock):
         from ansible.plugins.connection import netconf
 
+
 class TestNetconfConnectionClass(unittest.TestCase):
 
     def test_netconf_init(self):
@@ -117,5 +118,3 @@ class TestNetconfConnectionClass(unittest.TestCase):
         self.assertEqual(1, rc)
         self.assertEqual('', out)
         self.assertEqual('unable to parse request', err)
-
-
diff --git a/test/units/plugins/connection/test_network_cli.py b/test/units/plugins/connection/test_network_cli.py
index 133e806a3d7..0f5a8efe1f1 100644
--- a/test/units/plugins/connection/test_network_cli.py
+++ b/test/units/plugins/connection/test_network_cli.py
@@ -143,7 +143,6 @@ class TestConnectionClass(unittest.TestCase):
         self.assertFalse(mock_open_shell.called)
         mock_send.assert_called_with({'command': b'command'})
 
-
     def test_network_cli_send(self):
         pc = PlayContext()
         new_stdin = StringIO()
diff --git a/test/units/plugins/connection/test_ssh.py b/test/units/plugins/connection/test_ssh.py
index fb5e8f1e095..502d67b65c8 100644
--- a/test/units/plugins/connection/test_ssh.py
+++ b/test/units/plugins/connection/test_ssh.py
@@ -21,19 +21,18 @@ from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
 from io import StringIO
-
 import pytest
 
-from ansible.compat.tests import unittest
-from ansible.compat.tests.mock import patch, MagicMock, PropertyMock
 
 from ansible import constants as C
 from ansible.compat.selectors import SelectorKey, EVENT_READ
+from ansible.compat.tests import unittest
+from ansible.compat.tests.mock import patch, MagicMock, PropertyMock
 from ansible.errors import AnsibleError, AnsibleConnectionFailure, AnsibleFileNotFound
 from ansible.module_utils.six.moves import shlex_quote
+from ansible.module_utils._text import to_bytes
 from ansible.playbook.play_context import PlayContext
 from ansible.plugins.connection import ssh
-from ansible.module_utils._text import to_bytes
 
 
 class TestConnectionBaseClass(unittest.TestCase):
@@ -91,10 +90,10 @@ class TestConnectionBaseClass(unittest.TestCase):
 
         conn = ssh.Connection(pc, new_stdin)
 
-        conn.check_password_prompt    = MagicMock()
-        conn.check_become_success     = MagicMock()
+        conn.check_password_prompt = MagicMock()
+        conn.check_become_success = MagicMock()
         conn.check_incorrect_password = MagicMock()
-        conn.check_missing_password   = MagicMock()
+        conn.check_missing_password = MagicMock()
 
         def _check_password_prompt(line):
             if b'foo' in line:
@@ -116,17 +115,17 @@ class TestConnectionBaseClass(unittest.TestCase):
                 return True
             return False
 
-        conn.check_password_prompt.side_effect    = _check_password_prompt
-        conn.check_become_success.side_effect     = _check_become_success
+        conn.check_password_prompt.side_effect = _check_password_prompt
+        conn.check_become_success.side_effect = _check_become_success
         conn.check_incorrect_password.side_effect = _check_incorrect_password
-        conn.check_missing_password.side_effect   = _check_missing_password
+        conn.check_missing_password.side_effect = _check_missing_password
 
         # test examining output for prompt
         conn._flags = dict(
-            become_prompt = False,
-            become_success = False,
-            become_error = False,
-            become_nopasswd_error = False,
+            become_prompt=False,
+            become_success=False,
+            become_error=False,
+            become_nopasswd_error=False,
         )
 
         pc.prompt = True
@@ -140,10 +139,10 @@ class TestConnectionBaseClass(unittest.TestCase):
 
         # test examining output for become prompt
         conn._flags = dict(
-            become_prompt = False,
-            become_success = False,
-            become_error = False,
-            become_nopasswd_error = False,
+            become_prompt=False,
+            become_success=False,
+            become_error=False,
+            become_nopasswd_error=False,
         )
 
         pc.prompt = False
@@ -158,10 +157,10 @@ class TestConnectionBaseClass(unittest.TestCase):
 
         # test examining output for become failure
         conn._flags = dict(
-            become_prompt = False,
-            become_success = False,
-            become_error = False,
-            become_nopasswd_error = False,
+            become_prompt=False,
+            become_success=False,
+            become_error=False,
+            become_nopasswd_error=False,
         )
 
         pc.prompt = False
@@ -176,10 +175,10 @@ class TestConnectionBaseClass(unittest.TestCase):
 
         # test examining output for missing password
         conn._flags = dict(
-            become_prompt = False,
-            become_success = False,
-            become_error = False,
-            become_nopasswd_error = False,
+            become_prompt=False,
+            become_success=False,
+            become_error=False,
+            become_nopasswd_error=False,
         )
 
         pc.prompt = False
@@ -236,8 +235,8 @@ class TestConnectionBaseClass(unittest.TestCase):
         conn._run.assert_called_with('some command to run', expected_in_data, checkrc=False)
 
         expected_in_data = b' '.join((b'put',
-            to_bytes(shlex_quote('/path/to/in/file/with/unicode-fö〩')),
-            to_bytes(shlex_quote('/path/to/dest/file/with/unicode-fö〩')))) + b'\n'
+                                      to_bytes(shlex_quote('/path/to/in/file/with/unicode-fö〩')),
+                                      to_bytes(shlex_quote('/path/to/dest/file/with/unicode-fö〩')))) + b'\n'
         conn.put_file(u'/path/to/in/file/with/unicode-fö〩', u'/path/to/dest/file/with/unicode-fö〩')
         conn._run.assert_called_with('some command to run', expected_in_data, checkrc=False)
 
@@ -292,8 +291,8 @@ class TestConnectionBaseClass(unittest.TestCase):
         conn._run.assert_called_with('some command to run', expected_in_data, checkrc=False)
 
         expected_in_data = b' '.join((b'get',
-            to_bytes(shlex_quote('/path/to/in/file/with/unicode-fö〩')),
-            to_bytes(shlex_quote('/path/to/dest/file/with/unicode-fö〩')))) + b'\n'
+                                      to_bytes(shlex_quote('/path/to/in/file/with/unicode-fö〩')),
+                                      to_bytes(shlex_quote('/path/to/dest/file/with/unicode-fö〩')))) + b'\n'
         conn.fetch_file(u'/path/to/in/file/with/unicode-fö〩', u'/path/to/dest/file/with/unicode-fö〩')
         conn._run.assert_called_with('some command to run', expected_in_data, checkrc=False)
 
diff --git a/test/units/plugins/lookup/test_ini.py b/test/units/plugins/lookup/test_ini.py
index 3fc728aa747..46b4c463bc3 100644
--- a/test/units/plugins/lookup/test_ini.py
+++ b/test/units/plugins/lookup/test_ini.py
@@ -29,26 +29,31 @@ class TestINILookup(unittest.TestCase):
     # Currently there isn't a new-style
     old_style_params_data = (
         # Simple case
-        dict(term=u'keyA section=sectionA file=/path/to/file',
-                expected=[u'keyA', u'section=sectionA', u'file=/path/to/file'],
-                ),
-        dict(term=u'keyB section=sectionB with space file=/path/with/embedded spaces and/file',
-                expected=[u'keyB', u'section=sectionB with space', u'file=/path/with/embedded spaces and/file'],
-                ),
-        dict(term=u'keyC section=sectionC file=/path/with/equals/cn=com.ansible',
-                expected=[u'keyC', u'section=sectionC', u'file=/path/with/equals/cn=com.ansible'],
-                ),
-        dict(term=u'keyD section=sectionD file=/path/with space and/equals/cn=com.ansible',
-                expected=[u'keyD', u'section=sectionD', u'file=/path/with space and/equals/cn=com.ansible'],
-                ),
-        dict(term=u'keyE section=sectionE file=/path/with/unicode/くらとみ/file',
-                expected=[u'keyE', u'section=sectionE', u'file=/path/with/unicode/くらとみ/file'],
-                ),
-        dict(term=u'keyF section=sectionF file=/path/with/utf 8 and spaces/くらとみ/file',
-                expected=[u'keyF', u'section=sectionF', u'file=/path/with/utf 8 and spaces/くらとみ/file'],
-                ),
-        )
-
+        dict(
+            term=u'keyA section=sectionA file=/path/to/file',
+            expected=[u'keyA', u'section=sectionA', u'file=/path/to/file'],
+        ),
+        dict(
+            term=u'keyB section=sectionB with space file=/path/with/embedded spaces and/file',
+            expected=[u'keyB', u'section=sectionB with space', u'file=/path/with/embedded spaces and/file'],
+        ),
+        dict(
+            term=u'keyC section=sectionC file=/path/with/equals/cn=com.ansible',
+            expected=[u'keyC', u'section=sectionC', u'file=/path/with/equals/cn=com.ansible'],
+        ),
+        dict(
+            term=u'keyD section=sectionD file=/path/with space and/equals/cn=com.ansible',
+            expected=[u'keyD', u'section=sectionD', u'file=/path/with space and/equals/cn=com.ansible'],
+        ),
+        dict(
+            term=u'keyE section=sectionE file=/path/with/unicode/くらとみ/file',
+            expected=[u'keyE', u'section=sectionE', u'file=/path/with/unicode/くらとみ/file'],
+        ),
+        dict(
+            term=u'keyF section=sectionF file=/path/with/utf 8 and spaces/くらとみ/file',
+            expected=[u'keyF', u'section=sectionF', u'file=/path/with/utf 8 and spaces/くらとみ/file'],
+        ),
+    )
 
     def setUp(self):
         pass
@@ -58,6 +63,6 @@ class TestINILookup(unittest.TestCase):
 
     def test_parse_parameters(self):
         for testcase in self.old_style_params_data:
-            #print(testcase)
+            # print(testcase)
             params = _parse_params(testcase['term'])
             self.assertEqual(params, testcase['expected'])
diff --git a/test/units/plugins/lookup/test_password.py b/test/units/plugins/lookup/test_password.py
index 08409270cf2..e2a6962beda 100644
--- a/test/units/plugins/lookup/test_password.py
+++ b/test/units/plugins/lookup/test_password.py
@@ -22,6 +22,7 @@ __metaclass__ = type
 
 import passlib
 from passlib.handlers import pbkdf2
+from units.mock.loader import DictDataLoader
 
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import mock_open, patch
@@ -29,11 +30,8 @@ from ansible.errors import AnsibleError
 from ansible.module_utils.six import text_type
 from ansible.module_utils.six.moves import builtins
 from ansible.plugins import PluginLoader
-from ansible.utils import encrypt
-
-from units.mock.loader import DictDataLoader
-
 from ansible.plugins.lookup import password
+from ansible.utils import encrypt
 
 
 DEFAULT_CHARS = sorted([u'ascii_letters', u'digits', u".,:-_"])
@@ -42,128 +40,149 @@ DEFAULT_CANDIDATE_CHARS = u'.,:-_abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTU
 # Currently there isn't a new-style
 old_style_params_data = (
     # Simple case
-    dict(term=u'/path/to/file',
-         filename=u'/path/to/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
-         candidate_chars=DEFAULT_CANDIDATE_CHARS,
-         ),
+    dict(
+        term=u'/path/to/file',
+        filename=u'/path/to/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
+        candidate_chars=DEFAULT_CANDIDATE_CHARS,
+    ),
 
     # Special characters in path
-    dict(term=u'/path/with/embedded spaces and/file',
-         filename=u'/path/with/embedded spaces and/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
-         candidate_chars=DEFAULT_CANDIDATE_CHARS,
-         ),
-    dict(term=u'/path/with/equals/cn=com.ansible',
-         filename=u'/path/with/equals/cn=com.ansible',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
-         candidate_chars=DEFAULT_CANDIDATE_CHARS,
-         ),
-    dict(term=u'/path/with/unicode/くらとみ/file',
-         filename=u'/path/with/unicode/くらとみ/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
-         candidate_chars=DEFAULT_CANDIDATE_CHARS,
-         ),
+    dict(
+        term=u'/path/with/embedded spaces and/file',
+        filename=u'/path/with/embedded spaces and/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
+        candidate_chars=DEFAULT_CANDIDATE_CHARS,
+    ),
+    dict(
+        term=u'/path/with/equals/cn=com.ansible',
+        filename=u'/path/with/equals/cn=com.ansible',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
+        candidate_chars=DEFAULT_CANDIDATE_CHARS,
+    ),
+    dict(
+        term=u'/path/with/unicode/くらとみ/file',
+        filename=u'/path/with/unicode/くらとみ/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
+        candidate_chars=DEFAULT_CANDIDATE_CHARS,
+    ),
     # Mix several special chars
-    dict(term=u'/path/with/utf 8 and spaces/くらとみ/file',
-         filename=u'/path/with/utf 8 and spaces/くらとみ/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
-         candidate_chars=DEFAULT_CANDIDATE_CHARS,
-         ),
-    dict(term=u'/path/with/encoding=unicode/くらとみ/file',
-         filename=u'/path/with/encoding=unicode/くらとみ/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
-         candidate_chars=DEFAULT_CANDIDATE_CHARS,
-         ),
-    dict(term=u'/path/with/encoding=unicode/くらとみ/and spaces file',
-         filename=u'/path/with/encoding=unicode/くらとみ/and spaces file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
-         candidate_chars=DEFAULT_CANDIDATE_CHARS,
-         ),
+    dict(
+        term=u'/path/with/utf 8 and spaces/くらとみ/file',
+        filename=u'/path/with/utf 8 and spaces/くらとみ/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
+        candidate_chars=DEFAULT_CANDIDATE_CHARS,
+    ),
+    dict(
+        term=u'/path/with/encoding=unicode/くらとみ/file',
+        filename=u'/path/with/encoding=unicode/くらとみ/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
+        candidate_chars=DEFAULT_CANDIDATE_CHARS,
+    ),
+    dict(
+        term=u'/path/with/encoding=unicode/くらとみ/and spaces file',
+        filename=u'/path/with/encoding=unicode/くらとみ/and spaces file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=DEFAULT_CHARS),
+        candidate_chars=DEFAULT_CANDIDATE_CHARS,
+    ),
 
     # Simple parameters
-    dict(term=u'/path/to/file length=42',
-         filename=u'/path/to/file',
-         params=dict(length=42, encrypt=None, chars=DEFAULT_CHARS),
-         candidate_chars=DEFAULT_CANDIDATE_CHARS,
-         ),
-    dict(term=u'/path/to/file encrypt=pbkdf2_sha256',
-         filename=u'/path/to/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt='pbkdf2_sha256', chars=DEFAULT_CHARS),
-         candidate_chars=DEFAULT_CANDIDATE_CHARS,
-         ),
-    dict(term=u'/path/to/file chars=abcdefghijklmnop',
+    dict(
+        term=u'/path/to/file length=42',
+        filename=u'/path/to/file',
+        params=dict(length=42, encrypt=None, chars=DEFAULT_CHARS),
+        candidate_chars=DEFAULT_CANDIDATE_CHARS,
+    ),
+    dict(
+        term=u'/path/to/file encrypt=pbkdf2_sha256',
+        filename=u'/path/to/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt='pbkdf2_sha256', chars=DEFAULT_CHARS),
+        candidate_chars=DEFAULT_CANDIDATE_CHARS,
+    ),
+    dict(
+        term=u'/path/to/file chars=abcdefghijklmnop',
         filename=u'/path/to/file',
         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=[u'abcdefghijklmnop']),
         candidate_chars=u'abcdefghijklmnop',
-         ),
-    dict(term=u'/path/to/file chars=digits,abc,def',
+    ),
+    dict(
+        term=u'/path/to/file chars=digits,abc,def',
         filename=u'/path/to/file',
         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'digits', u'abc', u'def'])),
         candidate_chars=u'abcdef0123456789',
-         ),
+    ),
 
     # Including comma in chars
-    dict(term=u'/path/to/file chars=abcdefghijklmnop,,digits',
-         filename=u'/path/to/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'abcdefghijklmnop', u',', u'digits'])),
-         candidate_chars = u',abcdefghijklmnop0123456789',
-         ),
-    dict(term=u'/path/to/file chars=,,',
-         filename=u'/path/to/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=[u',']),
-         candidate_chars=u',',
-         ),
+    dict(
+        term=u'/path/to/file chars=abcdefghijklmnop,,digits',
+        filename=u'/path/to/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'abcdefghijklmnop', u',', u'digits'])),
+        candidate_chars=u',abcdefghijklmnop0123456789',
+    ),
+    dict(
+        term=u'/path/to/file chars=,,',
+        filename=u'/path/to/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=[u',']),
+        candidate_chars=u',',
+    ),
 
     # Including = in chars
-    dict(term=u'/path/to/file chars=digits,=,,',
-         filename=u'/path/to/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'digits', u'=', u','])),
-         candidate_chars=u',=0123456789',
-         ),
-    dict(term=u'/path/to/file chars=digits,abc=def',
-         filename=u'/path/to/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'digits', u'abc=def'])),
-         candidate_chars=u'abc=def0123456789',
-         ),
+    dict(
+        term=u'/path/to/file chars=digits,=,,',
+        filename=u'/path/to/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'digits', u'=', u','])),
+        candidate_chars=u',=0123456789',
+    ),
+    dict(
+        term=u'/path/to/file chars=digits,abc=def',
+        filename=u'/path/to/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'digits', u'abc=def'])),
+        candidate_chars=u'abc=def0123456789',
+    ),
 
     # Including unicode in chars
-    dict(term=u'/path/to/file chars=digits,くらとみ,,',
-         filename=u'/path/to/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'digits', u'くらとみ', u','])),
-         candidate_chars=u',0123456789くらとみ',
-         ),
+    dict(
+        term=u'/path/to/file chars=digits,くらとみ,,',
+        filename=u'/path/to/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'digits', u'くらとみ', u','])),
+        candidate_chars=u',0123456789くらとみ',
+    ),
     # Including only unicode in chars
-    dict(term=u'/path/to/file chars=くらとみ',
-         filename=u'/path/to/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'くらとみ'])),
-         candidate_chars=u'くらとみ',
-         ),
+    dict(
+        term=u'/path/to/file chars=くらとみ',
+        filename=u'/path/to/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'くらとみ'])),
+        candidate_chars=u'くらとみ',
+    ),
 
     # Include ':' in path
-    dict(term=u'/path/to/file_with:colon chars=ascii_letters,digits',
-         filename=u'/path/to/file_with:colon',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'ascii_letters', u'digits'])),
-         candidate_chars=u'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789',
-         ),
+    dict(
+        term=u'/path/to/file_with:colon chars=ascii_letters,digits',
+        filename=u'/path/to/file_with:colon',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=sorted([u'ascii_letters', u'digits'])),
+        candidate_chars=u'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789',
+    ),
 
     # Including special chars in both path and chars
     # Special characters in path
-    dict(term=u'/path/with/embedded spaces and/file chars=abc=def',
-         filename=u'/path/with/embedded spaces and/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=[u'abc=def']),
-         candidate_chars=u'abc=def',
-         ),
-    dict(term=u'/path/with/equals/cn=com.ansible chars=abc=def',
-         filename=u'/path/with/equals/cn=com.ansible',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=[u'abc=def']),
-         candidate_chars=u'abc=def',
-         ),
-    dict(term=u'/path/with/unicode/くらとみ/file chars=くらとみ',
-         filename=u'/path/with/unicode/くらとみ/file',
-         params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=[u'くらとみ']),
-         candidate_chars=u'くらとみ',
-         ),
+    dict(
+        term=u'/path/with/embedded spaces and/file chars=abc=def',
+        filename=u'/path/with/embedded spaces and/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=[u'abc=def']),
+        candidate_chars=u'abc=def',
+    ),
+    dict(
+        term=u'/path/with/equals/cn=com.ansible chars=abc=def',
+        filename=u'/path/with/equals/cn=com.ansible',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=[u'abc=def']),
+        candidate_chars=u'abc=def',
+    ),
+    dict(
+        term=u'/path/with/unicode/くらとみ/file chars=くらとみ',
+        filename=u'/path/with/unicode/くらとみ/file',
+        params=dict(length=password.DEFAULT_LENGTH, encrypt=None, chars=[u'くらとみ']),
+        candidate_chars=u'くらとみ',
+    ),
 )
 
 
@@ -306,27 +325,26 @@ class TestFormatContent(unittest.TestCase):
     def test_no_encrypt(self):
         self.assertEqual(
             password._format_content(password=u'hunter42',
-                                         salt=u'87654321',
-                                         encrypt=False),
+                                     salt=u'87654321',
+                                     encrypt=False),
             u'hunter42 salt=87654321')
 
     def test_no_encrypt_no_salt(self):
         self.assertEqual(
             password._format_content(password=u'hunter42',
-                                         salt=None,
-                                         encrypt=False),
+                                     salt=None,
+                                     encrypt=False),
             u'hunter42')
 
     def test_encrypt(self):
         self.assertEqual(
             password._format_content(password=u'hunter42',
-                                         salt=u'87654321',
-                                         encrypt='pbkdf2_sha256'),
+                                     salt=u'87654321',
+                                     encrypt='pbkdf2_sha256'),
             u'hunter42 salt=87654321')
 
     def test_encrypt_no_salt(self):
-        self.assertRaises(AssertionError, password._format_content,
-                u'hunter42', None, 'pbkdf2_sha256')
+        self.assertRaises(AssertionError, password._format_content, u'hunter42', None, 'pbkdf2_sha256')
 
 
 class TestWritePasswordFile(unittest.TestCase):
@@ -351,13 +369,13 @@ class TestWritePasswordFile(unittest.TestCase):
 
 class TestLookupModule(unittest.TestCase):
     def setUp(self):
-        self.fake_loader = DictDataLoader({'/path/to/somewhere':'sdfsdf'})
+        self.fake_loader = DictDataLoader({'/path/to/somewhere': 'sdfsdf'})
         self.password_lookup = password.LookupModule(loader=self.fake_loader)
         self.os_path_exists = password.os.path.exists
 
         # Different releases of passlib default to a different number of rounds
         self.sha256 = passlib.registry.get_crypt_handler('pbkdf2_sha256')
-        sha256_for_tests =  pbkdf2.create_pbkdf2_hash("sha256", 32, 20000)
+        sha256_for_tests = pbkdf2.create_pbkdf2_hash("sha256", 32, 20000)
         passlib.registry.register_crypt_handler(sha256_for_tests, force=True)
 
     def tearDown(self):
@@ -369,8 +387,7 @@ class TestLookupModule(unittest.TestCase):
     def test_no_encrypt(self, mock_get_paths, mock_write_file):
         mock_get_paths.return_value = ['/path/one', '/path/two', '/path/three']
 
-        results = self.password_lookup.run([u'/path/to/somewhere'],
-                                  None)
+        results = self.password_lookup.run([u'/path/to/somewhere'], None)
 
         # FIXME: assert something useful
         for result in results:
@@ -382,8 +399,7 @@ class TestLookupModule(unittest.TestCase):
     def test_encrypt(self, mock_get_paths, mock_write_file):
         mock_get_paths.return_value = ['/path/one', '/path/two', '/path/three']
 
-        results = self.password_lookup.run([u'/path/to/somewhere encrypt=pbkdf2_sha256'],
-                                      None)
+        results = self.password_lookup.run([u'/path/to/somewhere encrypt=pbkdf2_sha256'], None)
 
         # pbkdf2 format plus hash
         expected_password_length = 76
@@ -412,8 +428,7 @@ class TestLookupModule(unittest.TestCase):
         password.os.path.exists = lambda x: True
 
         with patch.object(builtins, 'open', mock_open(read_data=b'hunter42 salt=87654321\n')) as m:
-            results = self.password_lookup.run([u'/path/to/somewhere chars=anything encrypt=pbkdf2_sha256'],
-                                  None)
+            results = self.password_lookup.run([u'/path/to/somewhere chars=anything encrypt=pbkdf2_sha256'], None)
         for result in results:
             self.assertEqual(result, u'$pbkdf2-sha256$20000$ODc2NTQzMjE$Uikde0cv0BKaRaAXMrUQB.zvG4GmnjClwjghwIRf2gU')
 
@@ -424,8 +439,7 @@ class TestLookupModule(unittest.TestCase):
         password.os.path.exists = lambda x: True
 
         with patch.object(builtins, 'open', mock_open(read_data=b'hunter42 salt=87654321\n')) as m:
-            results = self.password_lookup.run([u'/path/to/somewhere chars=anything'],
-                                  None)
+            results = self.password_lookup.run([u'/path/to/somewhere chars=anything'], None)
 
         for result in results:
             self.assertEqual(result, u'hunter42')
@@ -435,7 +449,6 @@ class TestLookupModule(unittest.TestCase):
     def test_only_a(self, mock_get_paths, mock_write_file):
         mock_get_paths.return_value = ['/path/one', '/path/two', '/path/three']
 
-        results = self.password_lookup.run([u'/path/to/somewhere chars=a'],
-                                  None)
+        results = self.password_lookup.run([u'/path/to/somewhere chars=a'], None)
         for result in results:
             self.assertEquals(result, u'a' * password.DEFAULT_LENGTH)
diff --git a/test/units/plugins/strategy/test_strategy_base.py b/test/units/plugins/strategy/test_strategy_base.py
index 283909e45de..2cb753de4b3 100644
--- a/test/units/plugins/strategy/test_strategy_base.py
+++ b/test/units/plugins/strategy/test_strategy_base.py
@@ -19,11 +19,11 @@
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
+from units.mock.loader import DictDataLoader
 import uuid
 
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import patch, MagicMock
-
 from ansible.errors import AnsibleError, AnsibleParserError
 from ansible.executor.process.worker import WorkerProcess
 from ansible.executor.task_queue_manager import TaskQueueManager
@@ -34,7 +34,6 @@ from ansible.playbook.block import Block
 from ansible.playbook.handler import Handler
 from ansible.plugins.strategy import StrategyBase
 
-from units.mock.loader import DictDataLoader
 
 class TestStrategyBase(unittest.TestCase):
 
@@ -46,13 +45,16 @@ class TestStrategyBase(unittest.TestCase):
 
     def test_strategy_base_init(self):
         queue_items = []
+
         def _queue_empty(*args, **kwargs):
             return len(queue_items) == 0
+
         def _queue_get(*args, **kwargs):
             if len(queue_items) == 0:
                 raise Queue.Empty
             else:
                 return queue_items.pop()
+
         def _queue_put(item, *args, **kwargs):
             queue_items.append(item)
 
@@ -71,13 +73,16 @@ class TestStrategyBase(unittest.TestCase):
 
     def test_strategy_base_run(self):
         queue_items = []
+
         def _queue_empty(*args, **kwargs):
             return len(queue_items) == 0
+
         def _queue_get(*args, **kwargs):
             if len(queue_items) == 0:
                 raise Queue.Empty
             else:
                 return queue_items.pop()
+
         def _queue_put(item, *args, **kwargs):
             queue_items.append(item)
 
@@ -96,7 +101,7 @@ class TestStrategyBase(unittest.TestCase):
         for attr in ('RUN_OK', 'RUN_ERROR', 'RUN_FAILED_HOSTS', 'RUN_UNREACHABLE_HOSTS'):
             setattr(mock_tqm, attr, getattr(TaskQueueManager, attr))
 
-        mock_iterator  = MagicMock()
+        mock_iterator = MagicMock()
         mock_iterator._play = MagicMock()
         mock_iterator._play.handlers = []
 
@@ -124,13 +129,16 @@ class TestStrategyBase(unittest.TestCase):
 
     def test_strategy_base_get_hosts(self):
         queue_items = []
+
         def _queue_empty(*args, **kwargs):
             return len(queue_items) == 0
+
         def _queue_get(*args, **kwargs):
             if len(queue_items) == 0:
                 raise Queue.Empty
             else:
                 return queue_items.pop()
+
         def _queue_put(item, *args, **kwargs):
             queue_items.append(item)
 
@@ -142,7 +150,7 @@ class TestStrategyBase(unittest.TestCase):
         mock_hosts = []
         for i in range(0, 5):
             mock_host = MagicMock()
-            mock_host.name = "host%02d" % (i+1)
+            mock_host.name = "host%02d" % (i + 1)
             mock_host.has_hostkey = True
             mock_hosts.append(mock_host)
 
@@ -156,7 +164,7 @@ class TestStrategyBase(unittest.TestCase):
         mock_tqm.get_inventory.return_value = mock_inventory
 
         mock_play = MagicMock()
-        mock_play.hosts = ["host%02d" % (i+1) for i in range(0, 5)]
+        mock_play.hosts = ["host%02d" % (i + 1) for i in range(0, 5)]
 
         strategy_base = StrategyBase(tqm=mock_tqm)
 
@@ -213,7 +221,6 @@ class TestStrategyBase(unittest.TestCase):
         finally:
             tqm.cleanup()
 
-
     def test_strategy_base_process_pending_results(self):
         mock_tqm = MagicMock()
         mock_tqm._terminated = False
@@ -224,13 +231,16 @@ class TestStrategyBase(unittest.TestCase):
         mock_tqm._listening_handlers = {}
 
         queue_items = []
+
         def _queue_empty(*args, **kwargs):
             return len(queue_items) == 0
+
         def _queue_get(*args, **kwargs):
             if len(queue_items) == 0:
                 raise Queue.Empty
             else:
                 return queue_items.pop()
+
         def _queue_put(item, *args, **kwargs):
             queue_items.append(item)
 
@@ -290,6 +300,7 @@ class TestStrategyBase(unittest.TestCase):
             if host_name == 'test01':
                 return mock_host
             return None
+
         def _get_group(group_name):
             if group_name in ('all', 'foo'):
                 return mock_group
@@ -341,8 +352,8 @@ class TestStrategyBase(unittest.TestCase):
         self.assertEqual(results[0], task_result)
         self.assertEqual(strategy_base._pending_results, 0)
         self.assertNotIn('test01', strategy_base._blocked_hosts)
-        #self.assertIn('test01', mock_tqm._failed_hosts)
-        #del mock_tqm._failed_hosts['test01']
+        # self.assertIn('test01', mock_tqm._failed_hosts)
+        # del mock_tqm._failed_hosts['test01']
         mock_iterator.is_failed.return_value = False
 
         task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data='{"unreachable": true}')
@@ -393,18 +404,18 @@ class TestStrategyBase(unittest.TestCase):
         self.assertIn(mock_handler_task._uuid, strategy_base._notified_handlers)
         self.assertIn(mock_host, strategy_base._notified_handlers[mock_handler_task._uuid])
 
-        #queue_items.append(('set_host_var', mock_host, mock_task, None, 'foo', 'bar'))
-        #results = strategy_base._process_pending_results(iterator=mock_iterator)
-        #self.assertEqual(len(results), 0)
-        #self.assertEqual(strategy_base._pending_results, 1)
+        # queue_items.append(('set_host_var', mock_host, mock_task, None, 'foo', 'bar'))
+        # results = strategy_base._process_pending_results(iterator=mock_iterator)
+        # self.assertEqual(len(results), 0)
+        # self.assertEqual(strategy_base._pending_results, 1)
 
-        #queue_items.append(('set_host_facts', mock_host, mock_task, None, 'foo', dict()))
-        #results = strategy_base._process_pending_results(iterator=mock_iterator)
-        #self.assertEqual(len(results), 0)
-        #self.assertEqual(strategy_base._pending_results, 1)
+        # queue_items.append(('set_host_facts', mock_host, mock_task, None, 'foo', dict()))
+        # results = strategy_base._process_pending_results(iterator=mock_iterator)
+        # self.assertEqual(len(results), 0)
+        # self.assertEqual(strategy_base._pending_results, 1)
 
-        #queue_items.append(('bad'))
-        #self.assertRaises(AnsibleError, strategy_base._process_pending_results, iterator=mock_iterator)
+        # queue_items.append(('bad'))
+        # self.assertRaises(AnsibleError, strategy_base._process_pending_results, iterator=mock_iterator)
         strategy_base.cleanup()
 
     def test_strategy_base_load_included_file(self):
@@ -417,13 +428,16 @@ class TestStrategyBase(unittest.TestCase):
         })
 
         queue_items = []
+
         def _queue_empty(*args, **kwargs):
             return len(queue_items) == 0
+
         def _queue_get(*args, **kwargs):
             if len(queue_items) == 0:
                 raise Queue.Empty
             else:
                 return queue_items.pop()
+
         def _queue_put(item, *args, **kwargs):
             queue_items.append(item)
 
diff --git a/test/units/plugins/test_plugins.py b/test/units/plugins/test_plugins.py
index 682a5ea8ce0..64c12246c59 100644
--- a/test/units/plugins/test_plugins.py
+++ b/test/units/plugins/test_plugins.py
@@ -21,13 +21,12 @@ from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
 import os
-from ansible.compat.tests import unittest
-from ansible.compat.tests import BUILTINS
 
+from ansible.compat.tests import BUILTINS, unittest
 from ansible.compat.tests.mock import mock_open, patch, MagicMock
-
 from ansible.plugins import MODULE_CACHE, PATH_CACHE, PLUGIN_PATH_CACHE, PluginLoader
 
+
 class TestErrors(unittest.TestCase):
 
     def setUp(self):
@@ -69,15 +68,15 @@ class TestErrors(unittest.TestCase):
         self.assertEqual(pl._get_paths(), ['/path/one', '/path/two'])
 
         # NOT YET WORKING
-        #def fake_glob(path):
-        #    if path == 'test/*':
-        #        return ['test/foo', 'test/bar', 'test/bam']
-        #    elif path == 'test/*/*'
-        #m._paths = None
-        #mock_glob = MagicMock()
-        #mock_glob.return_value = []
-        #with patch('glob.glob', mock_glob):
-        #    pass
+        # def fake_glob(path):
+        #     if path == 'test/*':
+        #         return ['test/foo', 'test/bar', 'test/bam']
+        #     elif path == 'test/*/*'
+        # m._paths = None
+        # mock_glob = MagicMock()
+        # mock_glob.return_value = []
+        # with patch('glob.glob', mock_glob):
+        #     pass
 
     def assertPluginLoaderConfigBecomes(self, arg, expected):
         pl = PluginLoader('test', '', arg, 'test_plugin')
diff --git a/test/units/template/test_safe_eval.py b/test/units/template/test_safe_eval.py
index 531244d15ac..ee3673197f0 100644
--- a/test/units/template/test_safe_eval.py
+++ b/test/units/template/test_safe_eval.py
@@ -24,9 +24,9 @@ from collections import defaultdict
 
 from ansible.compat.tests import unittest
 from ansible.compat.tests.mock import patch, MagicMock
-
 from ansible.template.safe_eval import safe_eval
 
+
 class TestSafeEval(unittest.TestCase):
 
     def setUp(self):
diff --git a/test/units/template/test_templar.py b/test/units/template/test_templar.py
index 79042a4e959..13e957961d4 100644
--- a/test/units/template/test_templar.py
+++ b/test/units/template/test_templar.py
@@ -99,8 +99,8 @@ class SomeUnsafeClass(AnsibleUnsafe):
 class TestTemplarTemplate(BaseTemplar, unittest.TestCase):
     def test_lookup_jinja_dict_key_in_static_vars(self):
         res = self.templar.template("{'some_static_var': '{{ some_var }}'}",
-                                   static_vars=['some_static_var'])
-        #self.assertEqual(res['{{ a_keyword }}'], "blip")
+                                    static_vars=['some_static_var'])
+        # self.assertEqual(res['{{ a_keyword }}'], "blip")
         print(res)
 
     def test_templatable(self):
@@ -128,7 +128,7 @@ class TestTemplarTemplate(BaseTemplar, unittest.TestCase):
     def test_template_convert_bare_unsafe(self):
         res = self.templar.template('some_unsafe_var', convert_bare=True, bare_deprecated=False)
         self.assertEqual(res, 'unsafe_blip')
-        #self.assertIsInstance(res, AnsibleUnsafe)
+        # self.assertIsInstance(res, AnsibleUnsafe)
         self.assertTrue(self.is_unsafe(res), 'returned value from template.template (%s) is not marked unsafe' % res)
 
     def test_template_convert_bare_filter(self):
@@ -138,7 +138,7 @@ class TestTemplarTemplate(BaseTemplar, unittest.TestCase):
     def test_template_convert_bare_filter_unsafe(self):
         res = self.templar.template('some_unsafe_var|capitalize', convert_bare=True, bare_deprecated=False)
         self.assertEqual(res, 'Unsafe_blip')
-        #self.assertIsInstance(res, AnsibleUnsafe)
+        # self.assertIsInstance(res, AnsibleUnsafe)
         self.assertTrue(self.is_unsafe(res), 'returned value from template.template (%s) is not marked unsafe' % res)
 
     def test_template_convert_data(self):
@@ -325,7 +325,7 @@ class TestTemplarLookup(BaseTemplar, unittest.TestCase):
     def test_lookup_jinja_defined(self):
         res = self.templar._lookup('list', '{{ some_var }}')
         self.assertTrue(self.is_unsafe(res))
-        #self.assertIsInstance(res, AnsibleUnsafe)
+        # self.assertIsInstance(res, AnsibleUnsafe)
 
     def test_lookup_jinja_dict_string_passed(self):
         self.assertRaisesRegexp(AnsibleError,
@@ -344,7 +344,7 @@ class TestTemplarLookup(BaseTemplar, unittest.TestCase):
     def test_lookup_jinja_kwargs(self):
         res = self.templar._lookup('list', 'blip', random_keyword='12345')
         self.assertTrue(self.is_unsafe(res))
-        #self.assertIsInstance(res, AnsibleUnsafe)
+        # self.assertIsInstance(res, AnsibleUnsafe)
 
     def test_lookup_jinja_list_wantlist(self):
         res = self.templar._lookup('list', '{{ some_var }}', wantlist=True)
@@ -362,7 +362,7 @@ class TestTemplarLookup(BaseTemplar, unittest.TestCase):
         res = self.templar._lookup('list', '{{ some_unsafe_var }}', wantlist=True)
         for lookup_result in res:
             self.assertTrue(self.is_unsafe(lookup_result))
-            #self.assertIsInstance(lookup_result, AnsibleUnsafe)
+            # self.assertIsInstance(lookup_result, AnsibleUnsafe)
 
         # Should this be an AnsibleUnsafe
         # self.assertIsInstance(res, AnsibleUnsafe)
@@ -371,22 +371,22 @@ class TestTemplarLookup(BaseTemplar, unittest.TestCase):
         res = self.templar._lookup('list', {'{{ a_keyword }}': '{{ some_var }}'})
         self.assertEqual(res['{{ a_keyword }}'], "blip")
         # TODO: Should this be an AnsibleUnsafe
-        #self.assertIsInstance(res['{{ a_keyword }}'], AnsibleUnsafe)
-        #self.assertIsInstance(res, AnsibleUnsafe)
+        # self.assertIsInstance(res['{{ a_keyword }}'], AnsibleUnsafe)
+        # self.assertIsInstance(res, AnsibleUnsafe)
 
     def test_lookup_jinja_dict_unsafe(self):
         res = self.templar._lookup('list', {'{{ some_unsafe_key }}': '{{ some_unsafe_var }}'})
         self.assertTrue(self.is_unsafe(res['{{ some_unsafe_key }}']))
-        #self.assertIsInstance(res['{{ some_unsafe_key }}'], AnsibleUnsafe)
+        # self.assertIsInstance(res['{{ some_unsafe_key }}'], AnsibleUnsafe)
         # TODO: Should this be an AnsibleUnsafe
-        #self.assertIsInstance(res, AnsibleUnsafe)
+        # self.assertIsInstance(res, AnsibleUnsafe)
 
     def test_lookup_jinja_dict_unsafe_value(self):
         res = self.templar._lookup('list', {'{{ a_keyword }}': '{{ some_unsafe_var }}'})
         self.assertTrue(self.is_unsafe(res['{{ a_keyword }}']))
-        #self.assertIsInstance(res['{{ a_keyword }}'], AnsibleUnsafe)
+        # self.assertIsInstance(res['{{ a_keyword }}'], AnsibleUnsafe)
         # TODO: Should this be an AnsibleUnsafe
-        #self.assertIsInstance(res, AnsibleUnsafe)
+        # self.assertIsInstance(res, AnsibleUnsafe)
 
     def test_lookup_jinja_none(self):
         res = self.templar._lookup('list', None)
@@ -414,14 +414,14 @@ class TestAnsibleContext(BaseTemplar, unittest.TestCase):
     def test_resolve_unsafe(self):
         context = self._context(variables={'some_unsafe_key': wrap_var('some_unsafe_string')})
         res = context.resolve('some_unsafe_key')
-        #self.assertIsInstance(res, AnsibleUnsafe)
+        # self.assertIsInstance(res, AnsibleUnsafe)
         self.assertTrue(self.is_unsafe(res),
                         'return of AnsibleContext.resolve (%s) was expected to be marked unsafe but was not' % res)
 
     def test_resolve_unsafe_list(self):
         context = self._context(variables={'some_unsafe_key': [wrap_var('some unsafe string 1')]})
         res = context.resolve('some_unsafe_key')
-        #self.assertIsInstance(res[0], AnsibleUnsafe)
+        # self.assertIsInstance(res[0], AnsibleUnsafe)
         self.assertTrue(self.is_unsafe(res),
                         'return of AnsibleContext.resolve (%s) was expected to be marked unsafe but was not' % res)
 
@@ -437,7 +437,7 @@ class TestAnsibleContext(BaseTemplar, unittest.TestCase):
         context = self._context(variables={'some_key': 'some_string'})
         res = context.resolve('some_key')
         self.assertEqual(res, 'some_string')
-        #self.assertNotIsInstance(res, AnsibleUnsafe)
+        # self.assertNotIsInstance(res, AnsibleUnsafe)
         self.assertFalse(self.is_unsafe(res),
                          'return of AnsibleContext.resolve (%s) was not expected to be marked unsafe but was' % res)
 
@@ -445,6 +445,6 @@ class TestAnsibleContext(BaseTemplar, unittest.TestCase):
         context = self._context(variables={'some_key': None})
         res = context.resolve('some_key')
         self.assertEqual(res, None)
-        #self.assertNotIsInstance(res, AnsibleUnsafe)
+        # self.assertNotIsInstance(res, AnsibleUnsafe)
         self.assertFalse(self.is_unsafe(res),
                          'return of AnsibleContext.resolve (%s) was not expected to be marked unsafe but was' % res)
diff --git a/test/units/template/test_template_utilities.py b/test/units/template/test_template_utilities.py
index 5ac866b25a5..66ae2eb7bd3 100644
--- a/test/units/template/test_template_utilities.py
+++ b/test/units/template/test_template_utilities.py
@@ -27,6 +27,7 @@ from ansible.template import _escape_backslashes, _count_newlines_from_end
 # These are internal utility functions only needed for templating.  They're
 # algorithmic so good candidates for unittesting by themselves
 
+
 class TestBackslashEscape(unittest.TestCase):
 
     test_data = (
@@ -36,7 +37,7 @@ class TestBackslashEscape(unittest.TestCase):
             intermediate=u"{{ 'test2 %s' | format('\\\\1') }}",
             expectation=u"test2 \\1",
             args=dict()
-            ),
+        ),
         # Test backslashes inside the jinja2 var itself are double
         # escaped
         dict(
@@ -44,7 +45,7 @@ class TestBackslashEscape(unittest.TestCase):
             intermediate=u"Test 2\\3: {{ '\\\\1 %s' | format('\\\\2') }}",
             expectation=u"Test 2\\3: \\1 \\2",
             args=dict()
-            ),
+        ),
         # Test backslashes outside of the jinja2 var are not double
         # escaped
         dict(
@@ -52,14 +53,14 @@ class TestBackslashEscape(unittest.TestCase):
             intermediate=u"Test 2\\3: {{ 'test2 %s' | format('\\\\1') }}; \\done",
             expectation=u"Test 2\\3: test2 \\1; \\done",
             args=dict()
-            ),
+        ),
         # Test backslashes in a variable sent to a filter are handled
         dict(
             template=u"{{ 'test2 %s' | format(var1) }}",
             intermediate=u"{{ 'test2 %s' | format(var1) }}",
             expectation=u"test2 \\1",
             args=dict(var1=u'\\1')
-            ),
+        ),
         # Test backslashes in a variable expanded by jinja2 are double
         # escaped
         dict(
@@ -67,8 +68,9 @@ class TestBackslashEscape(unittest.TestCase):
             intermediate=u"Test 2\\3: {{ var1 | format('\\\\2') }}",
             expectation=u"Test 2\\3: \\1 \\2",
             args=dict(var1=u'\\1 %s')
-            ),
-        )
+        ),
+    )
+
     def setUp(self):
         self.env = jinja2.Environment()
 
@@ -84,6 +86,7 @@ class TestBackslashEscape(unittest.TestCase):
             args = test['args']
             self.assertEquals(template.render(**args), test['expectation'])
 
+
 class TestCountNewlines(unittest.TestCase):
 
     def setUp(self):
diff --git a/test/units/template/test_vars.py b/test/units/template/test_vars.py
index 785fc459921..ae8ccff5952 100644
--- a/test/units/template/test_vars.py
+++ b/test/units/template/test_vars.py
@@ -18,4 +18,3 @@
 # Make coding more python3-ish
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
-
diff --git a/test/units/test_constants.py b/test/units/test_constants.py
index 4ee003a0800..accd99f8ee6 100644
--- a/test/units/test_constants.py
+++ b/test/units/test_constants.py
@@ -56,6 +56,7 @@ def user():
 
     return user
 
+
 @pytest.fixture
 def cfg_file():
     data = '/ansible/test/cfg/path'
@@ -79,12 +80,12 @@ def null_cfg_file():
 def cwd():
     data = '/ansible/test/cwd/'
     old_cwd = os.getcwd
-    os.getcwd = lambda : data
+    os.getcwd = lambda: data
 
     old_cwdu = None
     if hasattr(os, 'getcwdu'):
         old_cwdu = os.getcwdu
-        os.getcwdu = lambda : to_text(data)
+        os.getcwdu = lambda: to_text(data)
 
     yield data
 
@@ -199,7 +200,7 @@ class TestGetConfig:
         assert constants.get_config(cfgparser, 'defaults', 'unknown', 'ANSIBLE_TEST_VAR', '~/local', value_type='path') == os.path.join(user['home'], 'local')
         assert constants.get_config(cfgparser, 'defaults', 'unknown', 'ANSIBLE_TEST_VAR', 'local', value_type='path') == 'local'
         assert constants.get_config(cfgparser, 'defaults', 'unknown', 'ANSIBLE_TEST_VAR', 'local', value_type='path', expand_relative_paths=True) \
-                == os.path.join(cfg_file, 'local')
+            == os.path.join(cfg_file, 'local')
 
 # Need to implement tests for these
 #    def test_value_type_pathlist(self, cfgparser):
@@ -213,6 +214,5 @@ class TestGetConfig:
 
 
 # Need to test this
-#def test_load_config_file():
-#    pass
-
+# def test_load_config_file():
+#     pass
diff --git a/test/units/utils/test_helpers.py b/test/units/utils/test_helpers.py
index e2d5e636c90..be781f058ae 100644
--- a/test/units/utils/test_helpers.py
+++ b/test/units/utils/test_helpers.py
@@ -19,6 +19,7 @@ import unittest
 
 from ansible.utils.helpers import pct_to_int
 
+
 class TestHelpers(unittest.TestCase):
 
     def test_pct_to_int(self):
@@ -28,4 +29,3 @@ class TestHelpers(unittest.TestCase):
         self.assertEqual(pct_to_int("1%", 10, 0), 0)
         self.assertEqual(pct_to_int("1", 100), 1)
         self.assertEqual(pct_to_int("10%", 100), 10)
-
diff --git a/test/units/utils/test_shlex.py b/test/units/utils/test_shlex.py
index ef1fc28a66e..54a253a3b12 100644
--- a/test/units/utils/test_shlex.py
+++ b/test/units/utils/test_shlex.py
@@ -36,4 +36,3 @@ class TestSplit(unittest.TestCase):
 
     def test_error(self):
         self.assertRaises(ValueError, shlex_split, 'a "b')
-
diff --git a/test/units/utils/test_vars.py b/test/units/utils/test_vars.py
index 1b4b57f2735..f5f1b105108 100644
--- a/test/units/utils/test_vars.py
+++ b/test/units/utils/test_vars.py
@@ -24,9 +24,9 @@ from collections import defaultdict
 
 from ansible.compat.tests import mock, unittest
 from ansible.errors import AnsibleError
-
 from ansible.utils.vars import combine_vars, merge_hash
 
+
 class TestVariableUtils(unittest.TestCase):
 
     test_merge_data = (
@@ -34,34 +34,34 @@ class TestVariableUtils(unittest.TestCase):
             a=dict(a=1),
             b=dict(b=2),
             result=dict(a=1, b=2)
-            ),
+        ),
         dict(
             a=dict(a=1, c=dict(foo='bar')),
             b=dict(b=2, c=dict(baz='bam')),
             result=dict(a=1, b=2, c=dict(foo='bar', baz='bam'))
-            ),
+        ),
         dict(
             a=defaultdict(a=1, c=defaultdict(foo='bar')),
             b=dict(b=2, c=dict(baz='bam')),
             result=defaultdict(a=1, b=2, c=defaultdict(foo='bar', baz='bam'))
-            ),
+        ),
     )
     test_replace_data = (
         dict(
             a=dict(a=1),
             b=dict(b=2),
             result=dict(a=1, b=2)
-            ),
+        ),
         dict(
             a=dict(a=1, c=dict(foo='bar')),
             b=dict(b=2, c=dict(baz='bam')),
             result=dict(a=1, b=2, c=dict(baz='bam'))
-            ),
+        ),
         dict(
             a=defaultdict(a=1, c=dict(foo='bar')),
             b=dict(b=2, c=defaultdict(baz='bam')),
             result=defaultdict(a=1, b=2, c=defaultdict(baz='bam'))
-            ),
+        ),
     )
 
     def setUp(self):
diff --git a/test/units/vars/test_variable_manager.py b/test/units/vars/test_variable_manager.py
index 20d94fc8bfb..5268a00ceac 100644
--- a/test/units/vars/test_variable_manager.py
+++ b/test/units/vars/test_variable_manager.py
@@ -52,7 +52,7 @@ class TestVariableManager(unittest.TestCase):
         v = VariableManager(loader=fake_loader, inventory=mock_inventory)
         vars = v.get_vars(use_cache=False)
 
-        #FIXME: not sure why we remove all and only test playbook_dir
+        # FIXME: not sure why we remove all and only test playbook_dir
         for remove in ['omit', 'vars', 'ansible_version', 'ansible_check_mode', 'ansible_playbook_python']:
             if remove in vars:
                 del vars[remove]
@@ -103,7 +103,7 @@ class TestVariableManager(unittest.TestCase):
         self.assertEqual(v.get_vars(play=mock_play, use_cache=False).get("foo"), "bar")
 
     def test_variable_manager_task_vars(self):
-        #FIXME: BCS make this work
+        # FIXME: BCS make this work
         return
 
         fake_loader = DictDataLoader({})
@@ -134,14 +134,14 @@ class TestVariableManager(unittest.TestCase):
 
     @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop)
     def test_variable_manager_precedence(self):
-        #FIXME: this needs to be redone as dataloader is not the automatic source of data anymore
+        # FIXME: this needs to be redone as dataloader is not the automatic source of data anymore
         return
         '''
         Tests complex variations and combinations of get_vars() with different
         objects to modify the context under which variables are merged.
         '''
-        #FIXME: BCS makethiswork
-        #return True
+        # FIXME: BCS makethiswork
+        # return True
 
         mock_inventory = MagicMock()
 
@@ -236,11 +236,11 @@ class TestVariableManager(unittest.TestCase):
         """)
 
         res = v.get_vars(play=play1, host=h1)
-        #self.assertEqual(res['group_var'], 'group_var_from_group_vars_group1')
-        #self.assertEqual(res['group_var_all'], 'group_var_all_from_group_vars_all')
-        #self.assertEqual(res['playbook_group_var'], 'playbook_group_var')
-        #self.assertEqual(res['host_var'], 'host_var_from_host_vars_host1')
-        #self.assertEqual(res['playbook_host_var'], 'playbook_host_var')
+        # self.assertEqual(res['group_var'], 'group_var_from_group_vars_group1')
+        # self.assertEqual(res['group_var_all'], 'group_var_all_from_group_vars_all')
+        # self.assertEqual(res['playbook_group_var'], 'playbook_group_var')
+        # self.assertEqual(res['host_var'], 'host_var_from_host_vars_host1')
+        # self.assertEqual(res['playbook_host_var'], 'playbook_host_var')
 
         # add in the fact cache
         v._fact_cache['host1'] = dict(fact_cache_var="fact_cache_var_from_fact_cache")