modules: update code to python3 (#10904)

* modules: update code to python3

* pamd: rollback changes

* add changelog frag

* fix/improve assignments using generators

* Update plugins/modules/launchd.py

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

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

plugins/modules/homebrew_cask.py

@@ -169,7 +169,7 @@ class HomebrewCaskException(Exception):
 # utils ------------------------------------------------------------------- {{{
 def _create_regex_group_complement(s):
     lines = (line.strip() for line in s.split('\n') if line.strip())
-    chars = filter(None, (line.split('#')[0].strip() for line in lines))
+    chars = [_f for _f in (line.split('#')[0].strip() for line in lines) if _f]
     group = r'[^' + r''.join(chars) + r']'
     return re.compile(group)
 # /utils ------------------------------------------------------------------ }}}