code is :
@property
    def get_cart_total(self):
    orderitem = self.orderitem_set.all()
    total = sum([item.get_total() for item in orderitem])
    return total
    @property
    def get_cart_item(self):
    orderitem = self.orderitem_set.all()
    total = sum([item.quantity for in orderitem])
    return total
someone please help on this
 
     
     
    