[PR #11049/396f467b backport][stable-12] Improve Python code: address unused variables (#11058)

Improve Python code: address unused variables (#11049)

* Address F841 (unused variable).

* Reformat.

* Add changelog fragment.

* More cleanup.

* Remove trailing whitespace.

* Readd removed code as a comment with TODO.

(cherry picked from commit 396f467bbb)

Co-authored-by: Felix Fontein <felix@fontein.de>

plugins/lookup/chef_databag.py

@@ -49,7 +49,7 @@ try:
     import chef
 
     HAS_CHEF = True
-except ImportError as missing_module:
+except ImportError:
     HAS_CHEF = False
 
 

plugins/lookup/consul_kv.py

@@ -120,7 +120,7 @@ try:
     import consul
 
     HAS_CONSUL = True
-except ImportError as e:
+except ImportError:
     HAS_CONSUL = False