from time import perf_counter, sleep

    if __name__ == '__main__':
        start_time = perf_counter()
        sleep(1)
        duration = perf_counter() - start_time
        print('duration time =', duration)

    from timeit import timeit

    if __name__ == '__main__':
        print('duration time =', timeit('sleep(1)', 'from time import sleep', number=3))