"\n\n") elif choice == 2: price = float(input("What would you like the new price to be?")) book2.price = price print("The price has been changed to" + ' ' + str(book2.price) + "\n\n") elif menu_choice == 4: print("Book 1 or 2?") choice = int(input()) if choice == 1: year = int( input( "What year would you like to change it to, can be past or future." )) book1.year = year print("The year that" + ' ' + book1.title + ' ' + "came out is actually" + ' ' + str(book1.year) + "\n\n") elif choice == 2: year = int( input( "What year would you like to change it to, can be past or future." )) book2.year = year print("The year that" + ' ' + book2.title + ' ' + "came out is actually" + ' ' + str(book2.year) + "\n\n") elif menu_choice == 5: print("Thank you for your input, have a great day!") else: print("Error, choose from the menu above!")