ansible/vars/: PEP8 compliancy (#24685)

- Make PEP8 compliant

lib/ansible/vars/__init__.py

@@ -81,6 +81,7 @@ def preprocess_vars(a):
 
     return data
 
+
 def strip_internal_keys(dirty):
     '''
     All keys stating with _ansible_ are internal, so create a copy of the 'dirty' dict
@@ -628,7 +629,6 @@ class VariableManager:
 
         return data
 
-
     def add_group_vars_file(self, path, loader):
         '''
         Loads and caches a host_vars file in the _host_vars_files dict,

lib/ansible/vars/hostvars.py

@@ -40,6 +40,7 @@ except ImportError:
 
 __all__ = ['HostVars']
 
+
 # Note -- this is a Mapping, not a MutableMapping
 class HostVars(collections.Mapping):
     ''' A special view of vars_cache that adds values from the inventory when needed. '''

lib/ansible/vars/reserved.py

@@ -30,6 +30,7 @@ except ImportError:
     from ansible.utils.display import Display
     display = Display()
 
+
 def get_reserved_names(include_private=True):
     ''' this function returns the list of reserved names associated with play objects'''
 
@@ -66,6 +67,7 @@ def get_reserved_names(include_private=True):
 
     return result
 
+
 def warn_if_reserved(myvars):
     ''' this function warns if any variable passed conflicts with internally reserved names '''
     reserved = get_reserved_names()
@@ -74,4 +76,3 @@ def warn_if_reserved(myvars):
             continue  # we add this one internally
         if varname in reserved:
             display.warning('Found variable using reserved name: %s' % varname)
-

test/sanity/pep8/legacy-files.txt

@@ -873,9 +873,6 @@ lib/ansible/utils/listify.py
 lib/ansible/utils/path.py
 lib/ansible/utils/ssh_functions.py
 lib/ansible/utils/vars.py
-lib/ansible/vars/__init__.py
-lib/ansible/vars/hostvars.py
-lib/ansible/vars/reserved.py
 setup.py
 test/integration/cleanup_azure.py
 test/integration/cleanup_ec2.py