class ShoppingCart(object): """Creates shopping cart objects for users of our fine website.""" items_in_cart = {} def __init__(self, customer_name): self.customer_name = customer_name def add_item(self, product, price): """Add product to the cart.""" if not product in self.items_in_cart: self.items_in_cart[product] = price print product + " added." else: print product + " is already in the cart." def remove_item(self, product): """Remove product from the cart.""" if product in self.items_in_cart: del self.items_in_cart[product] print product + " removed." else: print product + " is not in the cart." my_cart=ShoppingCart("wangweiwei") my_cart.add_item("apple",12)
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