code: def parse_args():
      parser = argparse.ArgumentParser(description="Test")
      parser.add_argument(
          "--img_path",
          help="The path of image.",
          type=str,
          default="../data/cityscapes_small.png",
      )
      parser.add_argument(
          "--input_name",
          help="The input name of inference model.",
          type=str,
          default="x",
      )
      parser.add_argument(
          "--output_name",
          help="The output name of inference model.",
          type=str,
          default="argmax_0.tmp_0",
      )
      return parser.parse_args()
  
file_path: PaddleSeg/test_tipc/serving_cpp/serving_client.py
imports: import sys
  import base64
  import io
  import argparse
  import numpy
  from PIL import Image
  from paddle_serving_client import Client
label_desc: Use image node_id 1 for calling a global function with example usage: parse_args() and returns: parser