code: def main():
      
      parser = argparse.ArgumentParser(description=DESCRIPTION)
      for arg in ARGUMENTS:
          if "action" in arg:
              if arg["short"] is not None:
                  parser.add_argument(arg["short"], arg["long"], action=arg["action"], help=arg["help"])
              else:
                  parser.add_argument(arg["long"], action=arg["action"], help=arg["help"])
          else:
              if arg["short"] is not None:
                  parser.add_argument(arg["short"], arg["long"], nargs=arg["nargs"], type=arg["type"], default=arg["default"], help=arg["help"])
              else:
                  parser.add_argument(arg["long"], nargs=arg["nargs"], type=arg["type"], default=arg["default"], help=arg["help"])
      vargs = vars(parser.parse_args())
      command = vargs["command"]
      string = to_unicode_string(vargs["string"])
      if command not in COMMAND_MAP:
          parser.print_help()
          sys.exit(2)
      COMMAND_MAP[command](string, vargs)
      sys.exit(0)
docs: Entry point.