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class Item:
def __init__(self, code, desc, price, quantity):
self.__code = code # the item code
self.__description = desc # the item description
self.__price = price # the item unit price
self.__quantity = quantity # the number of item available
def getCode(self):
return self.__code
def setCode(self, code):
self.__code = code;
def getDescription(self):
return self.__description
def setDescription(self, desc):
self.__description = desc
def getPrice(self):
return self.__price
def setPrice(self, price):
self.__price = price
def getQuantity(self):
return self.__quantity
def setQuantity(self, quantity):
self.__quantity = quantity
def __repr__(self):
return 'Item({0}, {1}, {2}, {3})'.format(self.__code, self.__description, self.__price, self.__quantity)
def __str__(self):
return '{0}, {1}, {2}, {3}'.format(self.__code, self.__description, str(self.__price), str(self.__quantity))
# This function displays all the items on sale.
def display_items(self):
for i in range(len(self.__items)):
if self.__items[i]
print(self.__items[i])
BC001, Fresh toast bread white (700g), 3.99, 20
BC002, Low-fat milk (2 liter), 4.8, 10
BC003, V-energy drink, 2.75, 10
BC005, Coca-Cola (300 ml), 2.5, 10
BC006, Pineapple, 3.6, 6
BC007, Mango, 1.89, 4
BC008, Snickers chocolate bar, 1.8, 20
BC009, Broccoli, 1.47, 11
BC010, Washed Potato (2.5kg), 2.98, 7
BC011, Good-morning cereal, 5.6, 10
BC012, Rose apple (1.5kg bag), 4.98, 5
BC013, Avocado (4pk), 4.99, 5
BC014, Bananas (850g bag), 2.96, 4
BC015, Kiwi fruit green (1kg), 2.45, 10
BC016, Rock melon, 7.98, 2
BC017, Lettuce, 2.99, 12
BC018, Chocolate block (200g), 3.59, 10
BC020, Parsley curly, 1.99, 6
BC021, Grapefruit 1kg, 3.99, 7
请注意,您应该只显示数量值大于零的项目。也就是说,如果商品缺货(其数量值为0),则不应将其列为可售商品。例如,在上面的输出中,项目'BC004,新鲜大蒜(450g)'未被显示。我不懂如何编写display_items函数
请上传您所遇到的具体问题。你应该先尝试一下。 – user3151902
但它已经写入了...... –
最后一段的内容如同家庭作业的一部分,不是对您遇到的问题的描述。 – Barmar