from turtle import * #turtle-preinstalled
state={'turn':0}
def spinner(): clear() angle=state['turn']/10 left(angle) forward(100) dot(120,'red') back(100) left(120) forward(100) dot(120, 'red') back(100) left(120) forward(100) dot(120, 'red') back(100) left(120) update()
def animate(): if state['turn']>0: state['turn']-=1 spinner() ontimer(animate,20)
def flick(): state['turn']+=50
tracer(False) width(20) onkey(flick,'space') listen() animate() done()