code: def fundm(self):
          
          # 添加当前的ctime
          self.__fundm_url = self.__fundm_url.format(ctime=int(time.time()))
          # 请求数据
          rep = requests.get(self.__fundm_url)
          # 获取返回的json字符串
          fundmjson = json.loads(rep.text)
          # 格式化返回的json字符串
          data = self.formatfundajson(fundmjson)
          self.__fundm = data
          return self.__fundm
docs: 以字典形式返回分级母基数据