python 协程新版

Dean0731

发布于 2020-10-10 17:14:20

5860

import asyncio
async def coro(i):
    print("core start",i)
    ret = await get(i) # 此处为耗时的io等操作
    print("core end",i)
    return ret
async def get(i):
    await asyncio.sleep(5)
    return i
loop = asyncio.get_event_loop()
a = [asyncio.ensure_future(coro(i)) for i in range(10)]
loop.run_until_complete(asyncio.wait(a))
loop.close()
print([i.result() for i in a])

本文参与腾讯云自媒体同步曝光计划，分享自作者个人站点/博客。

原始发表：2020-10-05 ，如有侵权请联系 cloudcommunity@tencent.com 删除

python