Clean up unused imports for flake8

Another flake8 warning we can gate on now.

Signed-off-by: Paul Belanger <pabelanger@redhat.com>

Author: pabelanger

action_plugins/command_parser.py

@@ -14,12 +14,10 @@
 from ansible import constants as C
 from ansible.plugins.action import ActionBase
 from ansible.module_utils.common._collections_compat import Mapping
-from ansible.module_utils.six import iteritems, iterkeys, string_types
+from ansible.module_utils.six import iteritems, string_types
 from ansible.module_utils._text import to_text
 from ansible.errors import AnsibleError
 
-from ansible.plugins.filter.core import combine
-
 try:
     from ansible.module_utils.network.common.utils import to_list
 except ImportError:

tox.ini

@@ -18,7 +18,7 @@ commands = {posargs}
 [flake8]
 # TODO(pabelanger): Follow sane flake8 rules for galaxy and sync across all of
 # ansible-network.
-ignore = E125,E129,E402,F401
+ignore = E125,E129,E402
 max-line-length = 160
 show-source = True
 exclude = .venv,.tox,dist,doc,build,*.egg