    def peek(self, uniqId):
        '''
        @brief: 根据uniqId获取item，不会删除item
        @param uniqId: item的id
        @type uniqId: int
        @return: item
        @rtype: any type
        '''
        # self.__lock.acquire()
        lock = LockGuard(self.__lock)

        ret = self.__data.get(uniqId, None)
        # self.__lock.release()
        if not ret:
            return None
        return ret[0]
@brief: 根据uniqId获取item，不会删除item
@param uniqId: item的id
@type uniqId: int
@return: item
@rtype: any type
biliup/Danmaku/tars/__TimeoutQueue.py