class_docstr: prompt template is taken from [ChatGPT vs BERT: どちらが日本語をより理解できるのか?](https://fintan.jp/page/9126/)
docstr: 製品レビュー:{query}
  センチメント:
docstr_tok: ["\u88fd\u54c1\u30ec\u30d3\u30e5\u30fc",":","{","query","}","\u30bb\u30f3\u30c1\u30e1\u30f3\u30c8",":"]
code: def doc_to_text(self, doc):
      """
      製品レビュー:{query}
      センチメント:
      """
      return f"製品レビュー:{doc['query']}\n" "センチメント:"
  
imports: import os
  from lm_eval.base import BalancedMultipleChoiceTask, rf
label_desc: Use image node_id 7 for calling the MARCJaWithFintanPrompt obj's underlying member method code with example usage: obj.doc_to_text(doc) and returns: str, doc, str