#!/usr/bin/python3
"Simple terminal stopwatch."
from __future__ import print_function

import sys
import time


if __name__ == '__main__':
    print("Enter to lap, ^C to stop.")
    start = time.time()
    try:
        while True:
            time.sleep(.0083)
            dur = time.time() - start
            minutes, seconds = divmod(dur, 60)
            print("%2d:%05.2f \r" % (minutes, seconds), end='')
            sys.stdout.flush()
    except KeyboardInterrupt:
        print()
        pass