Python初级问题 球帮

第一张是具体要求 第二张是想达到的结果
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class Item:
    def __init__(self, name, price):
        self.name = name
        self.price = price
        self.origin = None

    def get_name(self):
        return self.name

    def get_price(self):
        return self.price

    def get_origin(self):
        return self.origin

    def set_name(self, name):
        self.name = name

    def set_price(self, price):
        self.price = price

    def set_origin(self, origin):
        self.origin = origin

    def display(self):
        print(f"Name: {self.name}")
        print(f"Price: £{self.price}")
        print(f"Origin: {self.origin}")

bill = []

while True:
    add_item = input("Would you like to add an item to the bill? (YES/NO) ")
    if add_item.upper() != "YES":
        break

    name = input("Enter the name of the item: ")
    price = float(input("Enter the price of the item: "))
    origin = input("Enter the origin of the item: ")

    item = Item(name, price)
    item.set_origin(origin)
    bill.append(item)

total_payment = 0

for item in bill:
    item.display()
    total_payment += item.get_price()

print(f"Total payment: £{total_payment}")