docstr: Add the command config options.
docstr_tok: ["Add","the","command","config","options","."]
code: def add_module_config_arg(self):
      """
      Add the command config options.
      """
      self.arg_config_group.add_argument(
          "--use_gpu",
          type=ast.literal_eval,
          default=False,
          help="whether use GPU or not.",
      )
      self.arg_config_group.add_argument(
          "--batch_size",
          type=ast.literal_eval,
          default=1,
          help="batch size.",
      )
      self.arg_config_group.add_argument(
          "--top_k",
          type=ast.literal_eval,
          default=1,
          help="Return top k results.",
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  import argparse
  import ast
  import os
  import numpy
  from paddle.inference import Config
  from paddle.inference import create_predictor
  from .data_feed import reader
  from .processor import base64_to_cv2
  from .processor import postprocess
  from paddlehub.module.module import moduleinfo
  from paddlehub.module.module import runnable
  from paddlehub.module.module import serving
label_desc: Use image node_id 10 for calling the ResNet50vdDishes obj's underlying member method code with example usage: obj.add_module_config_arg() without return types