threading - sigint

import time
import signal
import threading


class Server(threading.Thread):
    def __init__(self, *args, **kwargs):
        self._active = False
        super().__init__(*args, **kwargs)

    def run(self):
        self._active = True
        while self._active:
            time.sleep(1)

    def stop(self):
        print('Stopping process...')
        self._active = False


def stop_server(sig, frame):
    server.stop()


if __name__ == '__main__':
    server = Server()
    server.start()
    signal.signal(signal.SIGINT, stop_server)
    print('Stop Thread with CTRL+C')