diff --git a/bin/ansible b/bin/ansible
index 80c7036050a..f254eaf3ff9 100755
--- a/bin/ansible
+++ b/bin/ansible
@@ -151,6 +151,8 @@ class Cli(object):
                 clock = clock - options.poll_interval
                 time.sleep(options.poll_interval)
                 poll_hosts = self.hosts_to_poll(poll_results)
+                if len(poll_hosts)==0:
+                    break
 
 ########################################################
 
diff --git a/lib/ansible/runner.py b/lib/ansible/runner.py
index b4185503762..418a069ba8c 100755
--- a/lib/ansible/runner.py
+++ b/lib/ansible/runner.py
@@ -121,7 +121,7 @@ class Runner(object):
         euid = pwd.getpwuid(os.geteuid())[0]
         if self.transport == 'local' and self.remote_user != euid:
             raise Exception("User mismatch: expected %s, but is %s" % (self.remote_user, euid))
-        if type(self.module_args) != str and type(self.module_args) != dict:
+        if type(self.module_args) not in [str, unicode, dict]:
             raise Exception("module_args must be a string or dict: %s" % self.module_args)
 
         self._tmp_paths  = {}
diff --git a/library/virt b/library/virt
index c12ce9e21bd..85e88228d1b 100755
--- a/library/virt
+++ b/library/virt
@@ -297,7 +297,7 @@ class Virt(object):
 
         """
         Stop a domain, and then wipe it from the face of the earth.
-        by deleting the disk image and it's configuration file.
+        by deleting the disk image and its configuration file.
         """
 
         self.__get_conn()
@@ -316,7 +316,7 @@ class Virt(object):
 
     def get_xml(self, vmid):
         """
-        Recieve a Vm id as input
+        Receive a Vm id as input
         Return an xml describing vm config returned by a libvirt call
         """
         conn = libvirt.openReadOnly(None)
diff --git a/library/yum b/library/yum
index edb21019786..bb4f690281d 100755
--- a/library/yum
+++ b/library/yum
@@ -68,7 +68,7 @@ def pkg_to_dict(po):
     return d
     
 def list_stuff(my, stuff):
-    # FIXME - there are poitential tracebacks that could occur here
+    # FIXME - there are potential tracebacks that could occur here
     # need some more catching for them so we can see what happened
     if stuff == 'installed':
         return [ pkg_to_dict(po) for po in my.rpmdb ]