class Die():
    def __init__(self, sides):
        pass

    def roll():
        pass


class Cup():
    def __init__(self):
        self.dice = []

    def ask_user(self):
        x, y, z = input('how many dice?')

        for die in range(int(x)):
            self.add_die(6)

    def add_die(self, sides):
        self.dice.append(Die(sides))

    def roll():
        pass


myCup = Cup()