code: def _process_doc(self, doc):
      out_doc = {
          "goal": doc["goal"],
          "choices": [doc["sol1"], doc["sol2"]],
          "gold": doc["label"],
      }
      return out_doc
  
file_path: lm-evaluation-harness/lm_eval/tasks/piqa.py
imports: from lm_eval.base import MultipleChoiceTask
label_desc: Use image node_id 6 for calling the PiQA obj's underlying member method code with example usage: obj._process_doc(doc) and returns: out_doc