codewars/python_net/asyncio_my/first_app/signal_test.py

import asyncio, signal
from asyncio import AbstractEventLoop
from typing import Set
import sys
sys.path.append('/mnt/e/projects/codewars/python_net/asyncioo')
from util.delay_functions import delay


def cansel_tasks():
    print('Получен сигнал SIGINT!')
    tasks: Set[asyncio.Task] = asyncio.all_tasks()
    print(f'Снимается {len(tasks)} задач.')
    [task.cancel() for task in tasks]


async def main():
    loop: AbstractEventLoop = asyncio.get_running_loop()
    loop.add_signal_handler(signal.SIGINT, cansel_tasks)
    await delay(10)


asyncio.run(main())