>>> from collections import deque >>> queue = deque() >>> queue.append(8) >>> queue.append(3) >>> queue.append(5) >>> queue.popleft() 8 >>> queue.popleft() 3 >>> queue deque([5]) >>> list(queue) [5]
>>> from collections import deque >>> queue = deque() >>> queue.append(8) >>> queue.append(3) >>> queue.append(5) >>> queue.popleft() 8 >>> queue.popleft() 3 >>> queue deque([5]) >>> list(queue) [5]
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