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Editor to share with you Python how to achieve a simple shopping cart Mini Program, I hope you will learn something after reading this article, let's discuss it together!

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Code

#-*-coding:utf-8--*--# Author: village Rain import pprintproductList = [('Iphone 8, 10000), (' GTX2080', 8000), ('Z7KP7 Murray GTO, 6000), (' Mac pro', 15000), ('Honor 10, 2800), (' Iphone XR', 12000) ('Mi 8, 2999)] shoppingList = [] print ('enter your salary:') salary = input () if not salary.isdigit (): print ('Please enter integers') else: salary = int (salary) while True: for index, item in enumerate (productList): print (index + 1 Item) print ('enter the serial number of the item you want to buy:') userWant = input () if userWant.isdigit (): userWant = int (userWant) if userWant 0: print ('you want to buy:' ProductList [userWant-1] [0]) if salary > = productList [userWant-1] [1]: shoppingList.append (productList [userWant-1] [0]) salary-= productList [userWant-1] [1] print ('you have purchased' + productList [userWant-1] [0] +' Your balance is'+ str (salary)) else: print ('I'm sorry Your balance is insufficient! Please work hard! Print ('your current purchase is:') for brought in shoppingList: pprint.pprint (brought) print ('your current balance is:', salary) exit () else: print (the serial number you entered is wrong Please re-enter') elif userWant = = 'qcards: print ('-Shopping List-') for brought in shoppingList: pprint.pprint (brought) print ('your balance is', salary) exit () else: print ('Invalid inputfully qualified employees')

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