python tea timer

teatimer.py

#!/usr/bin/env python

import argparse
import os
import time
import signal
import sys

import gi
gi.require_version('Notify', '0.7')

from threading import Timer
from gi.repository import Notify

def signal_handler(signal, frame):
    print('no tea today')
    sys.exit(0)

def show_notification():
    Notify.Notification.new("It is tea time").show()
    beep_time = 0.2
    frequency = 800
    for i in range(7):
        os.system('play --no-show-progress --null --channels 1 synth %s sine %f' % (beep_time, frequency))
        time.sleep(0.3)

def main():
    signal.signal(signal.SIGINT, signal_handler)
    Notify.init("Teatimer")

    parser = argparse.ArgumentParser(description='Process some integers.')
    parser.add_argument('-s', '--seconds', help='time in seconds', type=int)
    parser.add_argument('-m', '--minutes', help='time in minutes', type=int)

    args = parser.parse_args()

    if args.seconds:
        time.sleep(args.seconds)
        show_notification()
    elif args.minutes:
        time.sleep(args.minutes * 60)
        show_notification()
    else:
        parser.print_help()

    sys.exit(0)

if __name__ == "__main__":
    main()