class_docstr: Yelp MD Gender Teacher.
code: def add_cmdline_args(
      cls, parser: ParlaiParser, partial_opt: Optional[Opt] = None
  ) -> ParlaiParser:
      super().add_cmdline_args(parser, partial_opt)
      parser = gend_utils.add_common_args(parser)
      return parser
  
imports: from typing import Optional
  from parlai.core.params import ParlaiParser
  from parlai.core.opt import Opt
  from parlai.core.message import Message
  from parlai.core.teachers import FixedDialogTeacher
  from parlai.utils.io import PathManager
  import parlai.tasks.md_gender.utils
  import parlai.utils.logging
  from copy import deepcopy
  import os
  import random
  import sys
label_desc: Use image node_id 1 for calling the YelpTeacher obj's underlying member method code with example usage: obj.add_cmdline_args(cls, parser, partial_opt) and returns: parser