signal_handler.py

import asyncio
import signal


def handler(*args, **kwargs):
    print(f"signal caught: {args} {kwargs}")


async def main():
    for i in reversed(range(15)):
        print(i)
        await asyncio.sleep(1)


loop = asyncio.get_event_loop()
loop.add_signal_handler(signal.SIGINT, handler)
loop.run_until_complete(main())