stripe_gateway.process_payment(100) # Output: Processing payment of $100 using Stripe. paypal_gateway.process_payment(200) # Output: Processing payment of $200 using PayPal.

Polymorphism is the ability of an object to take on multiple forms. This can be achieved through method overriding or method overloading. Method overriding occurs when a child class provides a different implementation of a method that is already defined in its parent class.

class Shape: def area(self): pass

my_electric_car = ElectricCar("Blue", "Tesla", "Model S", 100) print(my_electric_car.color) # Output: Blue my_electric_car.start_engine() # Output: The engine is started. my_electric_car.charge_battery() # Output: The battery is charging.

class Car: def __init__(self, color, brand, model): self.color = color self.brand = brand self.model = model