class Animal:
    def __init__(self, name):
        self.name = name
    def speak(self):
        return "动物叫声"

class Dog(Animal):
    def speak(self):
        return f"{self.name}：汪汪汪"

class Cat(Animal):
    def __init__(self, name, color):
        super().__init__(name) # 调用父类构造方法
        self.color = color
    def speak(self):
        return f"{self.name}（{self.color}）：喵喵喵"

dog = Dog("旺财")
cat = Cat("咪宝", "橘色")
print(dog.speak(), cat.speak())