ЯсноПонятно24

class Device:
    def __init__(self, brand, model, power):
        self.brand = brand
        self.model = model
        self.power = power

    def turn_on(self):
        print(f"{self.brand} {self.model} is turned on.")

    def turn_off(self):
        print(f"{self.brand} {self.model} is turned off.")

class CoffeeMachine(Device):
    def __init__(self, brand, model, power, water_capacity):
        super().__init__(brand, model, power)
        self.water_capacity = water_capacity

    def make_coffee(self):
        print(f"{self.brand} {self.model} is making coffee.")

class Blender(Device):
    def __init__(self, brand, model, power, speed_levels):
        super().__init__(brand, model, power)
        self.speed_levels = speed_levels

    def blend(self):
        print(f"{self.brand} {self.model} is blending.")

class MeatGrinder(Device):
    def __init__(self, brand, model, power, capacity):
        super().__init__(brand, model, power)
        self.capacity = capacity

    def grind_meat(self):
        print(f"{self.brand} {self.model} is grinding meat.")

# Пример использования классов
coffee_machine = CoffeeMachine("Breville", "Barista Express", 1500, 2)
blender = Blender("Vitamix", "Professional Series 750", 1200, 10)
meat_grinder = MeatGrinder("KitchenAid", "Stand Mixer Attachment", 500, 2)

coffee_machine.turn_on()
coffee_machine.make_coffee()
coffee_machine.turn_off()

blender.turn_on()
blender.blend()
blender.turn_off()

meat_grinder.turn_on()
meat_grinder.grind_meat()
meat_grinder.turn_off()