Remove six

Six is a python 2 and 3 compatibility library, remove it since openstack
use python3

Change-Id: Ib0e84ce417759843eccc2606ccb621242411e6c2

ansible/filter_plugins/switches.py

@@ -12,8 +12,6 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-import six
-
 
 def switch_interface_config_select_name(switch_interface_config, names):
     """Select and return all switch interfaces matching requested names.
@@ -21,7 +19,7 @@ def switch_interface_config_select_name(switch_interface_config, names):
     :param switch_interface_config: Switch interface configuration dict
     :param names: String or list of strings - interface names to match
     """
-    if isinstance(names, six.string_types):
+    if isinstance(names, str):
         names = [names]
 
     return {
@@ -37,7 +35,7 @@ def switch_interface_config_select_description(switch_interface_config, descript
     :param switch_interface_config: Switch interface configuration dict
     :param descriptions: String or list of strings - descriptions to match
     """
-    if isinstance(descriptions, six.string_types):
+    if isinstance(descriptions, str):
         descriptions = [descriptions]
 
     return {

kayobe/tests/molecule/utils.py

@@ -12,9 +12,8 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-import six
-from six.moves import configparser
-from six import StringIO
+import configparser
+from io import StringIO
 
 
 def test_file(host, path, owner='root', group='root'):
@@ -42,11 +41,7 @@ def test_ini_file(host, path, owner='root', group='root', expected=None):
 
     sio = StringIO(host.file(path).content_string)
     parser = configparser.RawConfigParser()
-
-    if six.PY3:
-        parser.read_file(sio)
-    else:
-        parser.readfp(sio)
+    parser.read_file(sio)
 
     if expected is None:
         return

kayobe/utils.py

@@ -17,7 +17,6 @@ import glob
 import itertools
 import logging
 import os
-import six
 import subprocess
 import sys
 
@@ -151,7 +150,7 @@ def run_command(cmd, quiet=False, check_output=False, **kwargs):
     :param check_output: Whether to return the output of the command
     :returns: The output of the command if check_output is true
     """
-    if isinstance(cmd, six.string_types):
+    if isinstance(cmd, str):
         cmd_string = cmd
     else:
         cmd_string = " ".join(cmd)
@@ -178,7 +177,7 @@ def quote_and_escape(value):
     :param value: the string to quote and escape.
     :returns: the quoted and escaped string.
     """
-    if not isinstance(value, six.string_types):
+    if not isinstance(value, str):
         return value
     return "'" + value.replace("'", "'\\''") + "'"