【python】队列

FIFO队列

first in first out,先进先出

from queue import Queue

LIFO队列

last in first out, 后进先出，类似栈

from queue import LifoQueue

优先队列

队首出列，高优先级元素排在队首

from queue import PriorityQueue

双端队列

实现队列和栈功能

from collections import deque