interrupted sleep

python-sleep.py

import signal, time

class InterruptSleep(Exception):
    pass

def main():
    while True:
        try:
            time.sleep(60)
        except InterruptSleep:
            return

def quit(signo, frame):
    raise InterruptSleep()

if __name__ == '__main__':
    signal.signal(signal.SIGTERM, quit)
    main()