Bu yerda asl kodni to'g'ri qo'llanilganligini tekshirish uchun o'zgartirilgan: python Copy code class Item: __ definit__(self, name, price, quantity): self.name = name self.price = price self.quantity = quantity calculate def_price_total self: self.price = self.price * self.quantity return self.price apply def_discount - (self, discount): price_original = self.price = self.price - (self.price * discount / 100) # To'g'ri qo'llanilganligini tekshirish # To'g'ri qo'llanilganligini tekshirish uchun o'zgartirilgan kodni qo'llash uchun to'g'ri qo'llanilganligini tekshirish uchun to'g'ri qo'llanilganligini tekshirish uchun to'g'ri qo'
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