You can use Queue.PriorityQueue. Recall that Python isn't strongly typed, so you can save anything you like: just make a tuple of (priority, ... ... <看更多>
import heapq as hq. import itertools. class pqueue: """. A priority queue with fast member checking and variable tie. breaking (LIFO or FIFO). ... <看更多>
Python Trick #14 - Priority Queue . Data structures are as important as algorithms, appropriate choice of data structure for particular use-case(or... ... <看更多>