1class Pet:
2 def __init__(self, name, age):
3 self.name = name
4 self.age = age
5
6 def show(self):
7 print(f"I am {self.name} and I am {self.age} years old")
8
9 def speak(self):
10 print("I don't know what to say")
11
12class Cat(Pet):
13 def speak(self):
14 print("Meow")
15
16class Dog(Pet):
17 def speak(self):
18 print("Bark")