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Source code for ding.utils.data.structure.lifo_deque

from queue import LifoQueue
from collections import deque



[docs]class LifoDeque(LifoQueue):
    """
    Overview:
        Like LifoQueue, but automatically replaces the oldest data when the queue is full.
    Interfaces:
        ``_init``, ``_put``, ``_get``
    """


[docs]    def _init(self, maxsize):
        self.maxsize = maxsize + 1
        self.queue = deque(maxlen=maxsize)