code: def parse_arguments():
      import argparse
  
      parser = argparse.ArgumentParser()
      parser.add_argument(
          "--model_dir",
          required=True,
          help="path of PP-TinyPose model directory",
      )
      parser.add_argument(
          "--image_file", required=True, help="path of test image file."
      )
      return parser.parse_args()
  
label_desc: Use image node_id 1 for calling a global function with example usage: parse_arguments() and returns: parser