Python 3 Deep Dive Part 4 Oop High Quality

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

def area(self): return 3.14 * self.radius ** 2 python 3 deep dive part 4 oop high quality

stripe_gateway = StripePaymentGateway() paypal_gateway = PayPalPaymentGateway() stripe_gateway

print(rectangle.area()) # Output: 20 print(circle.area()) # Output: 28.26 python 3 deep dive part 4 oop high quality

class StripePaymentGateway(PaymentGateway): def process_payment(self, amount): print(f"Processing payment of ${amount} using Stripe.")

my_car = Car("Red", "Toyota", "Camry") print(my_car.color) # Output: Red my_car.start_engine() # Output: The engine is started.