code: def _method_response_handler(self, response: Dict[str, Any]):
          
          code = response.get("CODE")
          if code in (200, 300):
              self._result_handler(response)
          else:
              asyncio.ensure_future(self._gen_result_handler(response))
docs: 处理200~399段状态码,为对应的响应设置结果.
  
          Parameters:
              (response): - 响应的python字典形式数据
  
          Return:
              (bool): - 准确地说没有错误就会返回True