Python 3- Deep Dive -part 4 - Oop- <TOP-RATED • 2025>

class NotificationService: # High-level def (self, sender: MessageSender): # Injected dependency self._sender = sender

class Sparrow(FlyingBird): def move(self): return self.fly(100) def fly(self, altitude: int): return f"Flying at altitude" Python 3- Deep Dive -Part 4 - OOP-

class DiscountCalculator: def calculate(self, customer_type, amount): if customer_type == "standard": return amount * 0.9 elif customer_type == "vip": return amount * 0.8 elif customer_type == "employee": # Modification needed here return amount * 0.5 class NotificationService: # High-level def (self

def generate_pdf_report(self): print(f"PDF: self.name") # Presentation Python 3- Deep Dive -Part 4 - OOP-