import randomclass Coin:    def __init__(self, rare=False, clean=True, **kwargs):        for key,value in kwargs.items():            setattr(self,key,value)        self.is_rare = rare        self.is_clean = clean        self.heads = heads        if self.is_rare:            self.value = self.original_value * 1.25        else:            self.value = self.original_value * 1.0        if self.is_clean:            self.color = self.original_color        else:            self.color = self.rusted_color    def rust(self):        self.color = self.rusted_color    def clean(self):        self.color = self.original_color    def flip(self):        heads_options = [True, False]        choice = random.choice(heads_options)        self.heads = choice    def __del__(self):        print('Coin spent!')class Pound(Coin):    def __init__(self):        data = {            'original_value': 1.00,            'original_color': 'gold',            'rusted_color': 'greenish',            'num_edge': 1,            'diameter': 22.5,            'thickness': 3.15,            'mass': 9.5        }        super().__init__(**data)    # def __init__(self, rare=False):    #     self.rare = rare    #     if self.rare:    #         self.value = 1.25    #     else:    #         self.value = 1.00    #     self.value = 1.00    #     self.color = 'gold'    #     self.num_edge = 1    #     self.diameter = 22.5    #     self.thickness = 3.15    #     self.heads = True    #    # def rust(self):    #     self.color = 'greenish'    #    # def clean(self):    #     self.color = 'gold'    #    # def flip(self):    #     heads_options = [True, False]    #     choice = random.choice(heads_options)    #     self.heads = choice    #    # def __del__(self):    #     print('Coin spent!')