Reminder to relax eyes every 20 minutes

twenty.py

import time
import os


def log_with_time(msg: str):
    print("Time: {} - {}".format(time.strftime("%H:%M:%S"), msg))


def main():
    iters = 0
    cmd = input("Start? (y/n): ")
    if cmd != "y":
        return
    while True:
        log_with_time("20 minute timer started")
        # sleep for 20 minutes
        time.sleep(20 * 60)
        # macOS only
        os.system('say "Time to relax."')
        # sleep for 20 seconds
        time.sleep(20)
        iters += 1
        log_with_time("Iterations: {}".format(iters))
        cmd = input("Continue? (y/n): ")
        if cmd != "y":
            log_with_time("Goodbye")
            break


if __name__ == "__main__":
    main()