class Item:
    def __init__ (self, name, farbe, strength, function):                                                        #der Konstruktor
        self.name = name
        self.farbe = farbe
        self.strength = strength
        self.function = function

    def use(self, kart):
        if self.function == 1:
            kart.vel = kart.vel + self.strength
        if self.function == 0:
            kart.vel = kart.vel - self.strength