code: def ReqUserLogout(self):
          
          self.logined = False
          time.sleep(3)
          self.t.ReqUserLogout(BrokerID=self.broker, UserID=self.investor)
          self.t.RegisterSpi(None)
          self.t.Release()
          threading.Thread(target=self.OnDisConnected, args=(self, 0)).start()
docs: 退出接口