python 协程运行在线程上

run_in_executor asyncio.create_task

import asyncio
from concurrent.futures import ThreadPoolExecutor

def run(cron, *args):
    loop = asyncio.new_event_loop()
    try:
        asyncio.set_event_loop(loop)
        return loop.run_until_complete(cron(*args))
    finally:
        loop.close()

async def main():
    loop = asyncio.get_event_loop()
    executor = ThreadPoolExecutor(max_workers=5)
    futures = []
    for x in range(10):
        futures.append(
            loop.run_in_executor(
                executor, run, asyncio.sleep, 1, x
            )
        )

    print(await asyncio.gather(*futures))

if __name__ == '__main__':
    asyncio.run(main())