code: def _decode_list(data):
      
      if six.PY3:
          return data
      rv = []
      for item in data:
          if not isinstance(item, text_type):
              item = item.encode('utf-8')
          elif isinstance(item, list):
              item = _decode_list(item)
          rv.append(item)
      return rv
docs: 解析json列表,转换成utf-8