code: def QA_fetch_index_list(collections=DATABASE.index_list):
      '获取指数列表'
      return pd.DataFrame([item for item in collections.find()]).drop('_id', axis=1, inplace=False).set_index('code', drop=Falsef QA_fetch_index_list(collections=DATABASE.index_list):
      '获取指数列表'
      return pd.DataFrame([item for item in collections.find()]).drop('_id', axis=1, inplace=False).set_index('code', drop=False)
docs: 获取指数列表