# Path: xpaw/utils.py
# def cmp(a, b):
#     return (a > b) - (a < b)


import time
import logging
from asyncio import Semaphore
from collections import deque
from heapq import heappush, heappop
from .utils import cmp
    async def pop(self):
        await self._semaphore.acquire()
        return self._queue.pop()


class PriorityQueue:
    def __init__(self):
        self._queue = []
        self._semaphore = Semaphore(0)

    def __len__(self):
        return len(self._queue)

    async def push(self, request):
        heappush(self._queue, _PriorityQueueItem(request))
        self._semaphore.release()

    async def pop(self):
        await self._semaphore.acquire()
        item = heappop(self._queue)
        return item.request


class _PriorityQueueItem:
    def __init__(self, request):
        self.request = request
        self.priority = self.request.priority or 0
        self.now = time.time()

    def __cmp__(self, other):

# Path: xpaw/utils.py
# def cmp(a, b):
#     return (a > b) - (a < b)


# Path: xpaw/queue.py
import time
import logging
from asyncio import Semaphore
from collections import deque
from heapq import heappush, heappop
from .utils import cmp

    async def pop(self):
        await self._semaphore.acquire()
        return self._queue.pop()


class PriorityQueue:
    def __init__(self):
        self._queue = []
        self._semaphore = Semaphore(0)

    def __len__(self):
        return len(self._queue)

    async def push(self, request):
        heappush(self._queue, _PriorityQueueItem(request))
        self._semaphore.release()

    async def pop(self):
        await self._semaphore.acquire()
        item = heappop(self._queue)
        return item.request


class _PriorityQueueItem:
    def __init__(self, request):
        self.request = request
        self.priority = self.request.priority or 0
        self.now = time.time()

    def __cmp__(self, other):

        return cmp((-self.priority, self.now), (-other.priority, other.now))