| from queue import LifoQueue | |
| from collections import deque | |
| class LifoDeque(LifoQueue): | |
| """ | |
| Overview: | |
| Like LifoQueue, but automatically replaces the oldest data when the queue is full. | |
| Interfaces: | |
| ``_init``, ``_put``, ``_get`` | |
| """ | |
| def _init(self, maxsize): | |
| self.maxsize = maxsize + 1 | |
| self.queue = deque(maxlen=maxsize) | |