code: def stop(self, host, port):
          
  
          args = {
              "host": host,
              "port": port,
          }
          self._rtinfo_stop_params_chk.check(args)
  
          return self._client.json("rtinfo.stop", args)
docs: Stop rtinfo-client
          :param host: str rtinfod host address
          :param port: int rtinfod client port