code: def main():
      parser = argparse.ArgumentParser()
      parser.add_argument(
          "--src-file", type=str, required=True, help="src file"
      )
      parser.add_argument(
          "--tgt-file", type=str, required=True, help="tgt file"
      )
      parser.add_argument(
          "--src-file-out",
          type=str,
          required=True,
          help="src ouptut file",
      )
      parser.add_argument(
          "--tgt-file-out",
          type=str,
          required=True,
          help="tgt ouput file",
      )
      args = parser.parse_args()
      deup(
          args.src_file,
          args.tgt_file,
          args.src_file_out,
          args.tgt_file_out,
      )
  
label_desc: Use image node_id 2 for calling a global function with example usage: main() without return types