Bundle a new version of python-six for compatibility along with some code to make it easy for distributions to override the bunndled copy if they have a new enough version.

lib/ansible/plugins/connection/__init__.py

@@ -27,7 +27,7 @@ import os
 from abc import ABCMeta, abstractmethod, abstractproperty
 
 from functools import wraps
-from six import with_metaclass
+from ansible.compat.six import with_metaclass
 
 from ansible import constants as C
 from ansible.errors import AnsibleError

lib/ansible/plugins/connection/paramiko_ssh.py

@@ -39,7 +39,7 @@ import sys
 from termios import tcflush, TCIFLUSH
 from binascii import hexlify
 
-from six import iteritems
+from ansible.compat.six import iteritems
 
 from ansible import constants as C
 from ansible.errors import AnsibleError, AnsibleConnectionFailure, AnsibleFileNotFound

lib/ansible/plugins/connection/winrm.py

@@ -25,7 +25,7 @@ import re
 import shlex
 import traceback
 
-from six.moves.urllib.parse import urlunsplit
+from ansible.compat.six.moves.urllib.parse import urlunsplit
 
 from ansible.errors import AnsibleError
 try: