Demo of dynamic polymorphism

dynamic_polymorphism.py

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+class Dog:
+    def speak(self):
+        return "Woof!"
+
+class Cat:
+    def speak(self):
+        return "Meow!"
+
+def animal_sound(animal):
+    return (animal.speak())
+
+print(f" My dog says, {animal_sound(Dog())}")  # Woof!
+print(f" My cat says, {animal_sound(Cat())}")  # Meow!
+      
+