code: def doc_to_text(self, doc):
      # return doc.rsplit(" ", 1)[0]
      return doc
  
imports: import inspect
  from .lambada import LambadaOpenAI
  from lm_eval.base import rf
  import lm_eval.datasets.lambada_ja.lambada_ja
  from lm_eval.metrics import mean, perplexity
label_desc: Use image node_id 2 for calling the LambadaOpenAIMultilingualJapanese obj's underlying member method code with example usage: obj.doc_to_text(doc) and returns: doc