code: def error(message):
      '''Prints an error message, the help message and quits'''
      global parser
      print (_("Error: ") + message)
      print ()
      parser.print_help()
      sys.exit(f error(message):
      '''Prints an error message, the help message and quits'''
      global parser
      print (_("Error: ") + message)
      print ()
      parser.print_help()
      sys.exit()
docs: Prints an error message, the help message and quits