python 商品購物車

標籤：car   exit   app   商品   enumerate   選擇   lease   put   pos   

 1 Shopping_Cart=[] 2  3 commodity=[("iphone",5000), 4 ("bike",200), 5 ("book",100), 6 ("computer",3000), 7 ("car",10000), 8 ] 9 salary=input("please input your salary:")10 11 # print(commodity)12 if salary.isdigit():13     salary=int(salary)14     while True:15         for index,item in enumerate(commodity):16             print(index,item)17         Use_choice = input("please choose you want to buy commodity num:")18         if Use_choice.isdigit():19             Use_choice=int(Use_choice)20             if Use_choice<len(commodity) and Use_choice>=0 :21                 p_item=commodity[Use_choice]22                 # print(p_item[1])23                 if p_item[1]<= salary:24                     Shopping_Cart.append(p_item)25                     salary-=p_item[1]26                     print("Shopping_Cart added %s ,your current balance is \033[31;1m %s \033[0m" % (p_item,salary))27                 else :28                     print("\033[41;1m 餘額不足,請重新選擇 %s \033[0m" %salary)29             else:30                 print("please iput correct product code \033[31;1m %s \033[0m" % Use_choice)31         elif Use_choice=="q" :32             print("--------shopping list---------")33             for i in Shopping_Cart:34                 print(i)35             exit("成功退出購買商品")36         else:37             print("please input Correct commodinty num \033[31;1m %s \033[0m"%Use_choice)38 else:39     print("\033[31;1mplease input Correct salary %s \033[0m"%salary)

 

python 商品購物車