code: def get_parser():
      parser = argparse.ArgumentParser(
          description="creates a subset of data",
          formatter_class=argparse.ArgumentDefaultsHelpFormatter,
      )
      parser.add_argument("--utt_list", type=str, help="utt list file")
      parser.add_argument("--scp", type=str, help="scp file")
      parser.add_argument(
          "--verbose", "-V", default=1, type=int, help="Verbose option"
      )
      parser.add_argument(
          "--out",
          "-O",
          type=str,
          help="The output filename. "
          "If omitted, then output to sys.stdout",
      )
      return parser
  
label_desc: Use image node_id 1 for calling a global function with example usage: get_parser() and returns: parser