code: def __init__(self):
      super(ArgsParser, self).__init__(
          formatter_class=RawDescriptionHelpFormatter
      )
      self.add_argument(
          "-c",
          "--config",
          default="deploy/serving/python/config.yml",
          help="configuration file to use",
      )
      self.add_argument(
          "--model_dir",
          type=str,
          default=None,
          help=(
              "Directory include:'model.pdiparams', 'model.pdmodel', "
              "'infer_cfg.yml', created by tools/export_model.py."
          ),
          required=True,
      )
      self.add_argument(
          "-o", "--opt", nargs="+", help="set configuration options"
      )
  
imports: import copy
  from paddle_serving_server.web_service import WebService, Op
  from paddle_serving_server.proto import general_model_config_pb2
  import google.protobuf.text_format
  import os
  import numpy
  import base64
  from PIL import Image
  import io
  from preprocess_ops import Compose
  from postprocess_ops import HRNetPostProcess
  from argparse import ArgumentParser, RawDescriptionHelpFormatter
  import yaml
label_desc: Use image node_id 1 to create a new ArgsParser object from inherited base classes: ArgumentParser with example: obj = ArgsParser()