Python 3 Deep Dive Part 4 Oop High Quality May 2026

account = BankAccount("1234567890", 1000) print(account.get_balance()) # Output: 1000 account.deposit(500) print(account.get_balance()) # Output: 1500

class PayPalPaymentGateway(PaymentGateway): def process_payment(self, amount): print(f"Processing payment of ${amount} using PayPal.") python 3 deep dive part 4 oop high quality

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. account = BankAccount("1234567890", 1000) print(account

class Shape: def area(self): pass

class PaymentGateway(ABC): @abstractmethod def process_payment(self, amount): pass account = BankAccount("1234567890"