class_docstr: Trait that appends a string representing a gender bias class to the context.
class_docstr_tok: ["Trait","that","appends","a","string","representing","a","gender","bias","class","to","the","context","."]
code: def add_cmdline_args(
      cls, parser: ParlaiParser, partial_opt: Optional[Opt] = None
  ) -> ParlaiParser:
      grp = super().add_cmdline_args(parser, partial_opt=partial_opt)
      grp.add_argument("--bias-class", type=str, default="f0m0")
      return parser
  
file_path: ParlAI/projects/genderation_bias/agents.py
imports: from typing import Optional
  from parlai.core.params import ParlaiParser
  from parlai.core.opt import Opt
  from parlai.agents.transformer.transformer import TransformerGeneratorAgent
label_desc: Use image node_id 1 for calling the BiasAgentTrait obj's underlying member method code with example usage: obj.add_cmdline_args(cls, parser, partial_opt) and returns: parser