diff --git a/lib/ansible/modules/cloud/google/gce_tag.py b/lib/ansible/modules/cloud/google/gce_tag.py
index 1223629c30a..e2591901c80 100644
--- a/lib/ansible/modules/cloud/google/gce_tag.py
+++ b/lib/ansible/modules/cloud/google/gce_tag.py
@@ -1,17 +1,16 @@
 #!/usr/bin/python
-#
-# Copyright: Ansible Project
+# -*- coding: utf-8 -*-
+
+# Copyright: (c) 2017, Ansible Project
 # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
 
 from __future__ import absolute_import, division, print_function
 __metaclass__ = type
 
-
 ANSIBLE_METADATA = {'metadata_version': '1.1',
                     'status': ['preview'],
                     'supported_by': 'community'}
 
-
 DOCUMENTATION = '''
 ---
 module: gce_tag
@@ -19,64 +18,43 @@ version_added: "2.0"
 short_description: add or remove tag(s) to/from GCE instances
 description:
     - This module can add or remove tags U(https://cloud.google.com/compute/docs/label-or-tag-resources#tags)
-      to/from GCE instances.  Use 'instance_pattern' to update multiple instances in a specify zone
+      to/from GCE instances.  Use 'instance_pattern' to update multiple instances in a specify zone.
 options:
   instance_name:
     description:
-      - The name of the GCE instance to add/remove tags.  Required if instance_pattern is not specified.
-    required: false
-    default: null
-    aliases: []
+      - The name of the GCE instance to add/remove tags.
+      - Required if C(instance_pattern) is not specified.
   instance_pattern:
     description:
       - The pattern of GCE instance names to match for adding/removing tags.  Full-Python regex is supported.
         See U(https://docs.python.org/2/library/re.html) for details.
-        If instance_name is not specified, this field is required.
-    required: false
-    default: null
-    aliases: []
+      - If C(instance_name) is not specified, this field is required.
     version_added: "2.3"
   tags:
     description:
-      - comma-separated list of tags to add or remove
-    required: true
-    default: null
-    aliases: []
+      - Comma-separated list of tags to add or remove.
+    required: yes
   state:
     description:
-      - desired state of the tags
-    required: false
-    default: "present"
-    choices: ["present", "absent"]
-    aliases: []
+      - Desired state of the tags.
+    choices: [ absent, present ]
+    default: present
   zone:
     description:
-      - the zone of the disk specified by source
-    required: false
-    default: "us-central1-a"
-    aliases: []
+      - The zone of the disk specified by source.
+    default: us-central1-a
   service_account_email:
     description:
-      - service account email
-    required: false
-    default: null
-    aliases: []
+      - Service account email.
   pem_file:
     description:
-      - path to the pem file associated with the service account email
-    required: false
-    default: null
-    aliases: []
+      - Path to the PEM file associated with the service account email.
   project_id:
     description:
-      - your GCE project ID
-    required: false
-    default: null
-    aliases: []
-
+      - Your GCE project ID.
 requirements:
-    - "python >= 2.6"
-    - "apache-libcloud >= 0.17.0"
+    - python >= 2.6
+    - apache-libcloud >= 0.17.0
 notes:
  - Either I(instance_name) or I(instance_pattern) is required.
 author:
@@ -85,27 +63,27 @@ author:
 '''
 
 EXAMPLES = '''
-# Add tags 'http-server', 'https-server', 'staging' to instance name 'staging-server' in zone us-central1-a.
-- gce_tag:
+- name: Add tags to instance
+  gce_tag:
     instance_name: staging-server
     tags: http-server,https-server,staging
     zone: us-central1-a
     state: present
 
-# Remove tags 'foo', 'bar' from instance 'test-server' in default zone (us-central1-a)
-- gce_tag:
+- name: Remove tags from instance in default zone (us-central1-a)
+  gce_tag:
     instance_name: test-server
     tags: foo,bar
     state: absent
 
-# Add tags 'foo', 'bar' to instances in zone that match pattern
-- gce_tag:
+- name: Add tags to instances in zone that match pattern
+  gce_tag:
     instance_pattern: test-server-*
     tags: foo,bar
     zone: us-central1-a
     state: present
-
 '''
+
 import re
 import traceback
 
@@ -128,14 +106,17 @@ def _union_items(baselist, comparelist):
     """Combine two lists, removing duplicates."""
     return list(set(baselist) | set(comparelist))
 
+
 def _intersect_items(baselist, comparelist):
     """Return matching items in both lists."""
     return list(set(baselist) & set(comparelist))
 
+
 def _get_changed_items(baselist, comparelist):
     """Return changed items as they relate to baselist."""
     return list(set(baselist) & set(set(baselist) ^ set(comparelist)))
 
+
 def modify_tags(gce, module, node, tags, state='present'):
     """Modify tags on an instance."""
 
@@ -164,24 +145,25 @@ def modify_tags(gce, module, node, tags, state='present'):
     except (GoogleBaseError, InvalidRequestError) as e:
         module.fail_json(msg=str(e), changed=False)
 
+
 def main():
     module = AnsibleModule(
         argument_spec=dict(
-            instance_name=dict(required=False),
-            instance_pattern=dict(required=False),
+            instance_name=dict(type='str'),
+            instance_pattern=dict(type='str'),
             tags=dict(type='list', required=True),
-            state=dict(default='present', choices=['present', 'absent']),
-            zone=dict(default='us-central1-a'),
-            service_account_email=dict(),
+            state=dict(type='str', default='present', choices=['absent', 'present']),
+            zone=dict(type='str', default='us-central1-a'),
+            service_account_email=dict(type='str'),
             pem_file=dict(type='path'),
-            project_id=dict(),
+            project_id=dict(type='str'),
         ),
         mutually_exclusive=[
-            [ 'instance_name', 'instance_pattern' ]
+            ['instance_name', 'instance_pattern']
         ],
         required_one_of=[
-            [ 'instance_name', 'instance_pattern' ]
-        ]
+            ['instance_name', 'instance_pattern']
+        ],
     )
 
     instance_name = module.params.get('instance_name')
diff --git a/lib/ansible/modules/cloud/google/gcpubsub.py b/lib/ansible/modules/cloud/google/gcpubsub.py
index 2c27754a9c6..882f6948532 100644
--- a/lib/ansible/modules/cloud/google/gcpubsub.py
+++ b/lib/ansible/modules/cloud/google/gcpubsub.py
@@ -1,49 +1,46 @@
 #!/usr/bin/python
-# Copyright 2016 Google Inc.
+# -*- coding: utf-8 -*-
+
+# Copyright: (c) 2016, Google Inc.
 # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
 
 from __future__ import absolute_import, division, print_function
 __metaclass__ = type
 
-
 ANSIBLE_METADATA = {'metadata_version': '1.1',
                     'status': ['preview'],
                     'supported_by': 'community'}
 
-
 DOCUMENTATION = '''
 ---
 module: gcpubsub
 version_added: "2.3"
-short_description: Create and Delete Topics/Subscriptions, Publish and pull messages on PubSub.
+short_description: Create and Delete Topics/Subscriptions, Publish and pull messages on PubSub
 description:
     - Create and Delete Topics/Subscriptions, Publish and pull messages on PubSub.
       See U(https://cloud.google.com/pubsub/docs) for an overview.
 requirements:
-  - "python >= 2.6"
-  - "google-auth >= 0.5.0"
-  - "google-cloud-pubsub >= 0.22.0"
+  - google-auth >= 0.5.0
+  - google-cloud-pubsub >= 0.22.0
 notes:
   - Subscription pull happens before publish.  You cannot publish and pull in the same task.
 author:
-  - "Tom Melendez (@supertom) <tom@supertom.com>"
+  - Tom Melendez (@supertom) <tom@supertom.com>
 options:
   topic:
     description:
-       - GCP pubsub topic name.  Only the name, not the full path, is required.
-    required: True
+       - GCP pubsub topic name.
+       - Only the name, not the full path, is required.
+    required: yes
   subscription:
     description:
        - Dictionary containing a subscripton name associated with a topic (required), along with optional ack_deadline, push_endpoint and pull.
          For pulling from a subscription, message_ack (bool), max_messages (int) and return_immediate are available as subfields.
          See subfields name, push_endpoint and ack_deadline for more information.
-    required: False
   name:
     description: Subfield of subscription. Required if subscription is specified. See examples.
-    required: False
   ack_deadline:
     description: Subfield of subscription. Not required. Default deadline for subscriptions to ACK the message before it is resent. See examples.
-    required: False
   pull:
     description:
         - Subfield of subscription. Not required. If specified, messages will be retrieved from topic via the provided subscription name.
@@ -53,95 +50,93 @@ options:
     description:
         - Subfield of subscription.  Not required.  If specified, message will be sent to an endpoint.
           See U(https://cloud.google.com/pubsub/docs/advanced#push_endpoints) for more information.
-    required: False
   publish:
     description:
         - List of dictionaries describing messages and attributes to be published.  Dictionary is in message(str):attributes(dict) format.
           Only message is required.
-    required: False
   state:
     description:
-        - State of the topic or queue (absent, present). Applies to the most granular resource. Remove the most granular resource.  If subcription is
-          specified we remove it.  If only topic is specified, that is what is removed. Note that a topic can be removed without first removing the
-          subscription.
-    required: False
-    default: "present"
+        - State of the topic or queue.
+        - Applies to the most granular resource.
+        - If subscription isspecified we remove it.
+        - If only topic is specified, that is what is removed.
+        - NOTE - A topic can be removed without first removing the subscription.
+    choices: [ absent, present ]
+    default: present
 '''
+
 EXAMPLES = '''
-# Create a topic and publish a message to it
 # (Message will be pushed; there is no check to see if the message was pushed before
-# Topics:
-## Create Topic
-gcpubsub:
-  topic: ansible-topic-example
-  state: present
+- name: Create a topic and publish a message to it
+  gcpubsub:
+    topic: ansible-topic-example
+    state: present
 
-## Delete Topic
-### Subscriptions associated with topic are not deleted.
-gcpubsub:
-  topic: ansible-topic-example
-  state: absent
+# Subscriptions associated with topic are not deleted.
+- name: Delete Topic
+  gcpubsub:
+    topic: ansible-topic-example
+    state: absent
 
-## Messages: publish multiple messages, with attributes (key:value available with the message)
-### setting absent will keep the messages from being sent
-gcpubsub:
-  topic: "{{ topic_name }}"
-  state: present
-  publish:
-    - message: "this is message 1"
-      attributes:
-        mykey1: myvalue
-        mykey2: myvalu2
-        mykey3: myvalue3
-    - message: "this is message 2"
-      attributes:
-        server: prod
-        sla: "99.9999"
-        owner: fred
+# Setting absent will keep the messages from being sent
+- name: Publish multiple messages, with attributes (key:value available with the message)
+  gcpubsub:
+    topic: '{{ topic_name }}'
+    state: present
+    publish:
+      - message: this is message 1
+        attributes:
+          mykey1: myvalue
+          mykey2: myvalu2
+          mykey3: myvalue3
+      - message: this is message 2
+        attributes:
+          server: prod
+          sla: "99.9999"
+          owner: fred
 
-# Subscriptions
-## Create Subscription (pull)
-gcpubsub:
-  topic: ansible-topic-example
-  subscription:
-  - name: mysub
-  state: present
+- name: Create Subscription (pull)
+  gcpubsub:
+    topic: ansible-topic-example
+    subscription:
+    - name: mysub
+    state: present
 
-## Create Subscription with ack_deadline and push endpoint
-### pull is default, ack_deadline is not required
-gcpubsub:
-  topic: ansible-topic-example
-  subscription:
-  - name: mysub
-    ack_deadline: "60"
-    push_endpoint: http://pushendpoint.example.com
-  state: present
+# pull is default, ack_deadline is not required
+- name: Create Subscription with ack_deadline and push endpoint
+  gcpubsub:
+    topic: ansible-topic-example
+    subscription:
+    - name: mysub
+      ack_deadline: "60"
+      push_endpoint: http://pushendpoint.example.com
+    state: present
 
-## Subscription change from push to pull
-### setting push_endpoint to "None" converts subscription to pull.
-gcpubsub:
-  topic: ansible-topic-example
-  subscription:
-    name: mysub
-    push_endpoint: "None"
+# Setting push_endpoint to "None" converts subscription to pull.
+- name: Subscription change from push to pull
+  gcpubsub:
+    topic: ansible-topic-example
+    subscription:
+      name: mysub
+      push_endpoint: "None"
 
-## Delete subscription
 ### Topic will not be deleted
-gcpubsub:
-  topic: ansible-topic-example
-  subscription:
-  - name: mysub
-  state: absent
+- name: Delete subscription
+  gcpubsub:
+    topic: ansible-topic-example
+    subscription:
+    - name: mysub
+    state: absent
 
-## Pull messages from subscription
-### only pull keyword is required.
-gcpubsub:
-  topic: ansible-topic-example
-  subscription:
-    name: ansible-topic-example-sub
-    pull:
-      message_ack: yes
-      max_messages: "100"
+# only pull keyword is required.
+- name: Pull messages from subscription
+  gcpubsub:
+    topic: ansible-topic-example
+    subscription:
+      name: ansible-topic-example-sub
+      pull:
+        message_ack: yes
+        max_messages: "100"
 '''
 
 RETURN = '''
@@ -208,24 +203,24 @@ def publish_messages(message_list, topic):
             batch.publish(bytes(msg), **attrs)
     return True
 
+
 def pull_messages(pull_params, sub):
     """
     :rtype: tuple (output, changed)
     """
     changed = False
-    max_messages=pull_params.get('max_messages', None)
+    max_messages = pull_params.get('max_messages', None)
     message_ack = pull_params.get('message_ack', 'no')
     return_immediately = pull_params.get('return_immediately', False)
 
-    output= []
-    pulled = sub.pull(return_immediately=return_immediately,
-                    max_messages=max_messages)
+    output = []
+    pulled = sub.pull(return_immediately=return_immediately, max_messages=max_messages)
 
     for ack_id, msg in pulled:
         msg_dict = {'message_id': msg.message_id,
                     'attributes': msg.attributes,
                     'data': msg.data,
-                    'ack_id': ack_id }
+                    'ack_id': ack_id}
         output.append(msg_dict)
 
     if message_ack:
@@ -238,14 +233,17 @@ def pull_messages(pull_params, sub):
 
 def main():
 
-    module = AnsibleModule(argument_spec=dict(
-        topic=dict(required=True),
-        state=dict(choices=['absent', 'present'], default='present'),
-        publish=dict(type='list', default=None),
-        subscription=dict(type='dict', default=None),
-        service_account_email=dict(),
-        credentials_file=dict(),
-        project_id=dict(), ),)
+    module = AnsibleModule(
+        argument_spec=dict(
+            topic=dict(type='str', required=True),
+            state=dict(type='str', default='present', choices=['absent', 'present']),
+            publish=dict(type='list'),
+            subscription=dict(type='dict'),
+            service_account_email=dict(type='str'),
+            credentials_file=dict(type='str'),
+            project_id=dict(type='str'),
+        ),
+    )
 
     if not HAS_PYTHON26:
         module.fail_json(
@@ -280,7 +278,7 @@ def main():
                            ack_deadline=mod_params['subscription'].get('ack_deadline', None),
                            push_endpoint=mod_params['subscription'].get('push_endpoint', None))
 
-    if mod_params['state'] ==  'absent':
+    if mod_params['state'] == 'absent':
         # Remove the most granular resource.  If subcription is specified
         # we remove it.  If only topic is specified, that is what is removed.
         # Note that a topic can be removed without first removing the subscription.
@@ -294,7 +292,7 @@ def main():
             if t.exists():
                 t.delete()
                 changed = True
-    elif mod_params['state'] ==  'present':
+    elif mod_params['state'] == 'present':
         if not t.exists():
             t.create()
             changed = True
@@ -307,7 +305,7 @@ def main():
                 # Subscription operations
                 # TODO(supertom): if more 'update' operations arise, turn this into a function.
                 s.reload()
-                push_endpoint=mod_params['subscription'].get('push_endpoint', None)
+                push_endpoint = mod_params['subscription'].get('push_endpoint', None)
                 if push_endpoint is not None:
                     if push_endpoint != s.push_endpoint:
                         if push_endpoint == 'None':
@@ -326,11 +324,9 @@ def main():
         if mod_params['publish'] and len(mod_params['publish']) > 0:
             changed = publish_messages(mod_params['publish'], t)
 
-
     json_output['changed'] = changed
     json_output.update(mod_params)
     module.exit_json(**json_output)
 
-
 if __name__ == '__main__':
     main()
diff --git a/lib/ansible/modules/cloud/google/gcspanner.py b/lib/ansible/modules/cloud/google/gcspanner.py
index fbd502ec8b5..8311bbd324c 100644
--- a/lib/ansible/modules/cloud/google/gcspanner.py
+++ b/lib/ansible/modules/cloud/google/gcspanner.py
@@ -1,11 +1,12 @@
 #!/usr/bin/python
-# Copyright 2017 Google Inc.
+# -*- coding: utf-8 -*-
+
+# Copyright: (c) 2017, Google Inc.
 # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
 
 from __future__ import absolute_import, division, print_function
 __metaclass__ = type
 
-
 ANSIBLE_METADATA = {'metadata_version': '1.1',
                     'status': ['preview'],
                     'supported_by': 'community'}
@@ -14,73 +15,74 @@ DOCUMENTATION = '''
 ---
 module: gcspanner
 version_added: "2.3"
-short_description: Create and Delete Instances/Databases on Spanner.
+short_description: Create and Delete Instances/Databases on Spanner
 description:
     - Create and Delete Instances/Databases on Spanner.
       See U(https://cloud.google.com/spanner/docs) for an overview.
 requirements:
-  - "python >= 2.6"
-  - "google-auth >= 0.5.0"
-  - "google-cloud-spanner >= 0.23.0"
+  - python >= 2.6
+  - google-auth >= 0.5.0
+  - google-cloud-spanner >= 0.23.0
 notes:
   - Changing the configuration on an existing instance is not supported.
 author:
-  - "Tom Melendez (@supertom) <tom@supertom.com>"
+  - Tom Melendez (@supertom) <tom@supertom.com>
 options:
   configuration:
     description:
-       - Configuration the instance should use. Examples are us-central1, asia-east1 and europe-west1.
-    required: True
+       - Configuration the instance should use.
+       - Examples are us-central1, asia-east1 and europe-west1.
+    required: yes
   instance_id:
     description:
        - GCP spanner instance name.
-    required: True
+    required: yes
   database_name:
     description:
        - Name of database contained on the instance.
-    required: False
   force_instance_delete:
     description:
        - To delete an instance, this argument must exist and be true (along with state being equal to absent).
-    required: False
-    default: False
+     type: bool
+    default: 'no'
   instance_display_name:
     description:
-       - Name of Instance to display.  If not specified, instance_id will be used instead.
-    required: False
+       - Name of Instance to display.
+       - If not specified, instance_id will be used instead.
   node_count:
     description:
-       - Number of nodes in the instance.  If not specified while creating an instance,
-         node_count will be set to 1.
-    required: False
+       - Number of nodes in the instance.
+    default: 1
   state:
-    description: State of the instance or database (absent, present). Applies to the most granular
-                 resource. If a database_name is specified we remove it.  If only instance_id
-                 is specified, that is what is removed.
-    required: False
-    default: "present"
+    description:
+    - State of the instance or database. Applies to the most granular resource.
+    - If a C(database_name) is specified we remove it.
+    - If only C(instance_id) is specified, that is what is removed.
+    choices: [ absent, present ]
+    default: present
 '''
+
 EXAMPLES = '''
-# Create instance.
-gcspanner:
-  instance_id: "{{ instance_id }}"
-  configuration: "{{ configuration }}"
-  state: present
-  node_count: 1
+- name: Create instance
+  gcspanner:
+    instance_id: '{{ instance_id }}'
+    configuration: '{{ configuration }}'
+    state: present
+    node_count: 1
 
-# Create database.
-gcspanner:
-  instance_id: "{{ instance_id }}"
-  configuration: "{{ configuration }}"
-  database_name: "{{ database_name }}"
-  state: present
+- name: Create database
+  gcspanner:
+    instance_id: '{{ instance_id }}'
+    configuration: '{{ configuration }}'
+    database_name: '{{ database_name }}'
+    state: present
 
-# Delete instance (and all databases)
-gcspanner:
-  instance_id: "{{ instance_id }}"
-  configuration: "{{ configuration }}"
-  state: absent
-  force_instance_delete: yes
+- name: Delete instance (and all databases)
+- gcspanner:
+    instance_id: '{{ instance_id }}'
+    configuration: '{{ configuration }}'
+    state: absent
+    force_instance_delete: yes
 '''
 
 RETURN = '''
@@ -136,6 +138,7 @@ CLOUD_CLIENT = 'google-cloud-spanner'
 CLOUD_CLIENT_MINIMUM_VERSION = '0.23.0'
 CLOUD_CLIENT_USER_AGENT = 'ansible-spanner-0.1'
 
+
 def get_spanner_configuration_name(config_name, project_name):
     config_name = 'projects/%s/instanceConfigs/regional-%s' % (project_name,
                                                                config_name)
@@ -177,17 +180,20 @@ def instance_update(instance):
 
 
 def main():
-    module = AnsibleModule(argument_spec=dict(
-        instance_id=dict(type='str', required=True),
-        state=dict(choices=['absent', 'present'], default='present'),
-        database_name=dict(type='str', default=None),
-        configuration=dict(type='str', required=True),
-        node_count=dict(type='int'),
-        instance_display_name=dict(type='str', default=None),
-        force_instance_delete=dict(type='bool', default=False),
-        service_account_email=dict(),
-        credentials_file=dict(),
-        project_id=dict(), ), )
+    module = AnsibleModule(
+        argument_spec=dict(
+            instance_id=dict(type='str', required=True),
+            state=dict(type='str', default='present', choices=['absent', 'present']),
+            database_name=dict(type='str'),
+            configuration=dict(type='str', required=True),
+            node_count=dict(type='int', default=1),
+            instance_display_name=dict(type='str'),
+            force_instance_delete=dict(type='bool', default=False),
+            service_account_email=dict(type='str'),
+            credentials_file=dict(type='str'),
+            project_id=dict(type='str'),
+        ), 
+    )
 
     if not HAS_PYTHON26:
         module.fail_json(
diff --git a/test/sanity/pep8/legacy-files.txt b/test/sanity/pep8/legacy-files.txt
index d253720f443..63ea92970bd 100644
--- a/test/sanity/pep8/legacy-files.txt
+++ b/test/sanity/pep8/legacy-files.txt
@@ -65,9 +65,6 @@ lib/ansible/modules/cloud/docker/docker_network.py
 lib/ansible/modules/cloud/google/gc_storage.py
 lib/ansible/modules/cloud/google/gcdns_record.py
 lib/ansible/modules/cloud/google/gcdns_zone.py
-lib/ansible/modules/cloud/google/gce_tag.py
-lib/ansible/modules/cloud/google/gcpubsub.py
-lib/ansible/modules/cloud/google/gcspanner.py
 lib/ansible/modules/cloud/lxc/lxc_container.py
 lib/ansible/modules/cloud/lxd/lxd_container.py
 lib/ansible/modules/cloud/misc/rhevm.py