docstr: Add the command config options
docstr_tok: ["Add","the","command","config","options"]
code: def add_module_output_arg(self):
      """
      Add the command config options
      """
      self.arg_config_group.add_argument(
          "--output_path",
          type=str,
          default=os.path.abspath(
              os.path.join(os.path.curdir, f"{self.name}_prediction")
          ),
          help="path to save experiment results",
      )
  
imports: import os
  import ast
  import argparse
  import importlib.util
  import nltk
  import paddle.fluid
  import paddle.fluid.dygraph
  import paddlehub
  from paddlehub.module.module import runnable
  from paddlehub.common.utils import mkdir
  from paddlehub.module.nlp_module import DataFormatError
  from paddlehub.common.logger import logger
  from paddlehub.module.module import moduleinfo, serving
  from paddlehub.common.dir import THIRD_PARTY_HOME
  from paddlehub.common.downloader import default_downloader
label_desc: Use image node_id 7 for calling the FastSpeech obj's underlying member method code with example usage: obj.add_module_output_arg() without return types