Python OOP example

class Animal:
    def __init__(self, name):
        self.name = name

    def speak(self):
        print("This animal is named: " + self.name)
        print("It doesn't make a specific sound.")

a1 = Animal("fred")
a1.speak()

class Dog(Animal):
    def __init__(self, name):
        super().__init__(name)

    def speak(self):
        print("This animal is named: " + self.name)
        print("It goes Arf!")

d1 = Dog("Fido")
d1.speak()