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Python Python Basics (2015) Shopping List App Refactor

Paul Sirota
Paul Sirota
1,514 Points

can't figure out

error: Didn't get the help massage.

shopping_list.py
def show_help():
    # print out instructions on how to use the app
    print("What should we pick up at the store?")
    print("""
Enter 'DONE' to stop adding items.
Enter 'HELP' for this help.
Enter 'SHOW' to see your current list.
""")

def show_list(shopping_list):
    # print out the list
    print("Here's your list:")

    for item in shopping_list:
        print(item)

def add_to_list(shopping_list, new_item):
    # add new items to our list
    shopping_list.append(new_item)
    print("Added {}. List now has {} items.".format(new_item, len(shopping_list)))
    return shopping_list

def main():
    # make a list to hold onto our items
    show_help()
    shopping_list = []
    while True:
        new_item = input("> ")
        if new_item == 'DONE':
            show_list(shopping_list)
            break
        elif new_item == 'HELP':
            show_help()
            continue
        elif new_item == 'SHOW':
            show_list(shopping_list)
            continue
        add_to_list(shopping_list, new_item)

1 Answer

Idan Melamed
Idan Melamed
16,285 Points

You're missing a few lines in your main function.

I would suggest you restart the code challenge, then create the main function again. After that choose all the lines below it, then press control + ] to indent all the lines.

Should work.