old_contents: import os
  
  mylang = 'test'
  family = 'wikipedia'
  
  
  custom_path = os.path.expanduser('~/user-config.py')
  if os.path.exists(custom_path):
      with open(custom_path, 'rb') as f:
          exec(compile(f.read(), custom_path, 'exec'), globals())
  
      del f
  # Clean up temp variables, since pwb issues a warning otherwise
  # to help people catch misspelt config
  del custom_path
  
  # Things that should be non-easily-overridable
  for fam in (
          'wikipedia', 'commons', 'meta', 'wikiboots', 'wikimedia',
          'wikiquote', 'wikisource', 'wikisource', 'wiktionary', 'wikiversity',
          'wikidata', 'mediawiki'
  ):
      usernames[fam]['*'] = os.environ['USER']
  
  del fam
  
  # If OAuth integration is available, take it
  if 'CLIENT_ID' in os.environ:
      authenticate['*'] = (
          os.environ['CLIENT_ID'],
          os.environ['CLIENT_SECRET'],
          os.environ['ACCESS_KEY'],
          os.environ['ACCESS_SECRET']
      )
  
new_contents: import os
  
  mylang = 'test'
  family = 'wikipedia'
  
  
  custom_path = os.path.expanduser('~/user-config.py')
  if os.path.exists(custom_path):
      with open(custom_path, 'rb') as f:
          exec(compile(f.read(), custom_path, 'exec'), globals())
  
      del f
  # Clean up temp variables, since pwb issues a warning otherwise
  # to help people catch misspelt config
  del custom_path
  
  # Things that should be non-easily-overridable
  for fam in (
          'wikipedia', 'commons', 'meta', 'wikibooks', 'wikimedia',
          'wikiquote', 'wikisource', 'wikisource', 'wiktionary', 'wikiversity',
          'wikidata', 'mediawiki', 'wikivoyage', 'wikinews'
  ):
      usernames[fam]['*'] = os.environ['USER']
  
  del fam
  
  # If OAuth integration is available, take it
  if 'CLIENT_ID' in os.environ:
      authenticate['*'] = (
          os.environ['CLIENT_ID'],
          os.environ['CLIENT_SECRET'],
          os.environ['ACCESS_KEY'],
          os.environ['ACCESS_SECRET']
      )
  
subject: add wiki families for pwb user-config