code: def process_results(self, doc, results):
      ll, is_greedy = results
  
      return {"ppl": ll, "acc": int(is_greedy)}
  
imports: from lm_eval.base import Task, rf
  from lm_eval.metrics import mean, perplexity
label_desc: Use image node_id 9 for calling the LambadaBase obj's underlying member method code with example usage: obj.process_results(doc, results) and returns: dict