Pythonでfire and forget

Pythonでfire and forgetする

import time
import asyncio

async def wait(sec: int):
    time.sleep(sec)
    print('I woke up')

async def main():
    asyncio.ensure_future(wait(3))
    print('Hey, wake up!')

if __name__ == '__main__':
    loop = asyncio.get_event_loop()
    loop.run_until_complete(main())

実行結果

Hey, wake up!
I woke up