Code
sprite = Sprite('Tobi')
quarky = Quarky()
quarky.setirthreshold("IRL", 3000)
quarky.setirthreshold("IRR", 3000)
quarky.initializelinefollower(35, 40, 10)
while True:
if not (quarky.getirstate(35) and quarky.getirstate(34)):
quarky.dolinefollowing()
else:
quarky.stoprobot()