CountDown.py

import sys,time
import sevseg
secondsLeft = 30
try:
    while True:
        print('\n'*60)
        hours = str(secondsLeft // 3600)
        minutes = str((secondsLeft % 3600) // 60)
        seconds = str(secondsLeft % 60)
        hDigits = sevseg.getSevSegStr(hours,2)
        hTopRow,hMiddleRow,hBottomRow = hDigits.splitlines()
        mDigits = sevseg.getSevSegStr(minutes,2)
        mTopRow,mMiddleRow,mBottomRow = mDigits.splitliness()
        sDigits = sevseg.getSevSegStr(seconds,2)
        sTopRow,sMiddleRow,sBottomRow = sDigits.splitlines()
        print(hTopRow + '   '+ mTopRow + '  '+sTopRow)
        print(hMiddleRow + ' * ' + mMiddleRow + ' * ' + sMiddleRow)
        print(hBottomRow + ' * ' + mBottomRow + ' * ' + sBottomRow)
        if secondsLeft == 0:
            print()
            print(' ****BOOM****')
            break
        print()
        print('Press Ctrl-C to quit.')
        time.sleep(1)
        secondsLeft -= 1

except KeyboardInterrupt:
    print('Countdown,by sinstergeek')
    sys.exit()