Upgrade black version (#424) (#446)

[backport/2.3] Upgrade black version (#424)

Depends-On: ansible/ansible-zuul-jobs#1515
Upgrade black version
SUMMARY
Move off of beta version of black and pin to current calendar year
version.
The only manual changes here are to tox.ini. Everything else is from running the new version of black.
ISSUE TYPE
COMPONENT NAME
ADDITIONAL INFORMATION
Reviewed-by: Abhijeet Kasurde 
(cherry picked from commit 7c71436)

plugins/module_utils/client/discovery.py

@@ -96,7 +96,7 @@ class Discoverer(kubernetes.dynamic.discovery.Discoverer):
             self._write_cache()
 
     def get_resources_for_api_version(self, prefix, group, version, preferred):
-        """ returns a dictionary of resources associated with provided (prefix, group, version)"""
+        """returns a dictionary of resources associated with provided (prefix, group, version)"""
 
         resources = defaultdict(list)
         subresources = defaultdict(dict)

plugins/module_utils/copy.py

@@ -385,8 +385,10 @@ def check_pod(k8s_ansible_mixin, module):
     def _fail(exc):
         arg = {}
         if hasattr(exc, "body"):
-            msg = "Namespace={0} Kind=Pod Name={1}: Failed requested object: {2}".format(
-                namespace, name, exc.body
+            msg = (
+                "Namespace={0} Kind=Pod Name={1}: Failed requested object: {2}".format(
+                    namespace, name, exc.body
+                )
             )
         else:
             msg = to_native(exc)

plugins/module_utils/exceptions.py

@@ -19,4 +19,4 @@ __metaclass__ = type
 
 
 class ApplyException(Exception):
-    """ Could not apply patch """
+    """Could not apply patch"""