pip install simpleq python from simpleq import PriorityQueue queue = PriorityQueue() python queue.enqueue('apple', 1) queue.enqueue('banana', 2) queue.enqueue('carrot', 3) python item = queue.dequeue() print(item) python count = len(queue) print(count) python from simpleq import PriorityQueue queue = PriorityQueue() queue.enqueue('apple', 1) queue.enqueue('banana', 2) queue.enqueue('carrot', 3) item = queue.dequeue() print(item) count = len(queue) print(count) python def my_compare_func(item): return item.priority queue = PriorityQueue(compare_func=my_compare_func)