Python, Programming, Data Science, Artificial Intelligence, Data.
f"ConcreteDecoratorA({self.component.operation()})" class ConcreteDecoratorB(Decorator): def operation(self): return f"ConcreteDecoratorB({self.component.operation()})" simple = ConcreteComponent() print(simple.operation()) # Output: ConcreteComponent decorator1 = ConcreteDecoratorA(simple)