docstr: Add the command input options
docstr_tok: ["Add","the","command","input","options"]
code: def add_module_input_arg(self):
      """
      Add the command input options
      """
      self.arg_input_group.add_argument(
          "--input_path",
          type=str,
          default=None,
          help="diretory to image",
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import argparse
  import ast
  import base64
  import os
  import time
  from io import BytesIO
  import cv2
  import numpy
  import paddle.inference
  from PIL import Image
  from paddlehub.module.module import moduleinfo
  from paddlehub.module.module import runnable
  from paddlehub.module.module import serving
  from paddlehub.utils.utils import logger
label_desc: Use image node_id 13 for calling the ChPPOCRv3Det obj's underlying member method code with example usage: obj.add_module_input_arg() without return types