code: def _process_doc(self, doc):
      return {
          "query": doc[0],
          "choices": ["No", "Yes"],
          "gold": doc[1],
      }
  
file_path: lm-evaluation-harness/lm_eval/tasks/toxigen.py
imports: from lm_eval.base import MultipleChoiceTask
  import numpy
  import pandas
label_desc: Use image node_id 7 for calling the ToxiGen obj's underlying member method code with example usage: obj._process_doc(doc) and returns: dict