Students out of the code, shopping cart.

Classmate code, Shopping cart.

#!/usr/bin/env python__author__='Liudong'#define an empty shopping list:Cart = []#Query User BalancesImportOs,sysdefMoney (): filename= sys.path[0]+'/money.txt'    ifos.path.exists (filename): M= Open ('./money.txt','R') Mon=m.readline () m.close () Mon=Int (Mon)returnMonElse: Exitt=False while  notExitt:aa= Input ("\033[31m Please enter your salary: \033[0m"). Strip ()ifaa.isdigit (): Mon=int (aa) Exitt=TrueElse:                Print("Please enter the correct number: ")        returnMon#Save the balance entered by the userdefFree_money (x): a= Open ('./money.txt','W') A.write ('%s'%x) a.close ()#Define balance VariablesWage =Money () Wage1= Wage#Define total BalancesShoping_money3 = 0#Define total user consumption#Define the Product list:Shop = [    ["Condoms", 100],    ["pill", 99],    ["girlfriend", 1],    ["mac Book", 8888],    ["Apple", 5],    ["le vision 1S", 1099]]#Cycle through shopping information: whileTrue:#print out a list of items and prices:    Print('\33[32m Welcome to \33[37m'. Center (50,'-'))    Print('\33[32m Product List \33[37m'. Center (50,'-'))     forIndex,pinchEnumerate (Shop):Print(index,p[0],p[1])    #get user input:Shoping = input ("Please enter the product number, settlement Please enter \33[32mall\33[37m, display cart Please enter: \33[32mlist\33[37m, show balance Please enter: \33[32mfree\33[37m:"). Strip ()#Determine if user input is legal    ifshoping.isdigit (): Shoping=Int (shoping)ifLen (Shop) <shoping:Print('\33[31m The product number you entered does not exist, please re-select the product number! \33[37m')            ContinueShoping_money= Shop[shoping][1]        ifShoping_money < wage:#determine if a user can buy             whileTrue:num= Input ("Please enter purchase quantity:"). Strip ()if  notnum.isdigit ():Print("\033[31m Please enter the quantity of goods correctly. \033[0m")                Else: Num=int (num)ifnum = =0: Break                    Else: Shoping_money2= Shoping_money * num#determine the price of a product quantity                        ifShoping_money2 < wage:#determine if a user can buyCart.append (Shop[shoping][0])#Add the product name to the shopping cartCart.append (num)#Add Item quantity to Cart                            Print("\033[31m Your item has been added to cart%s number:%s \033[0m"%(shop[shoping][0],num)) wage= Wage-shoping_money2#figure out the remaining amount for the userShoping_money3 +=shoping_money2#figure out the total amount of user consumption                             Break                        Else:                            Print("\033[31m Your wages can't afford to buy%s%s \033[0m"%(Num,shop[shoping][0])) Break        elifShoping_money > wage:#tips for items that cannot be purchased            Print("\033[31m you can't afford to pay for this item:%s\033[0m"%shop[shoping][0])Else:#tips for items that cannot be purchased            Print("\033[31m you pay too little, or try to make money. \033[0m")             Break    elifShoping = ="List":#Show Shopping list        Print("\033[31m----------Shopping list----------\033[0m") Num=0 AA=len (cart) BB= Int (AA/2)         forXinchRange (BB):Print(Cart[num],"number of \033[31m: \033[0m", cart[num+1]) Num+=2Print("\033[31m---------------------------------\033[0m")    elifShoping = =" Free":#Show Remaining Amount        if  notlen (cart):Print("\033[31m You haven't shopped yet, the rest:%s\033[0m"%wage)Else:            Print("\033[31m one spends altogether:%s, remaining:%s\033[0m"%(shoping_money3,wage))elifShoping = =" All":#User Settlement        if  notLen (cart):#determine if the shopping cart is empty            Print("\033[31m Your Shopping cart is empty and does not need to be settled. \033[0m") Free_money (wage) Break        Else:#shopping cart is not empty, show shopping list and purchase item quantity            Print("\033[31m----------Shopping list----------\033[0m") Num=0 AA=len (cart) BB= Int (AA/2)             forXinchRange (BB):Print(Cart[num],"number of \033[31m: \033[0m", cart[num+1]) Num+=2Print("\033[31m---------------------------------\033[0m") GM= Input ("\033[31m Confirm purchase: Y or N \033[0m"). Strip ()#determine whether a user buys a product            ifGM = ="N" orGM = ="N":#users do not purchase                Print("you did not buy any goods, the remaining: \033[31m%s\033[0m"%wage1) Free_money (wage1) Break            elifGM = ="y" orGM = ="Y":#User Purchase                Print("you spent \033[31m%s\033[0m and \033[31m%s\033[0m ."%(Shoping_money3,wage)) Free_money (wage) Break            Else:#error input, default user does not purchase                Print("you entered the incorrect, did not buy any goods, the remaining: \033[31m%s\033[0m"%wage1) Free_money (wage1) Break

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Students out of the code, shopping cart.