Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

Python Introducing Lists Using Lists Mutability

Please help me on mutability.In my program on it just looping on variable but not on list.attaching the program:

books = [
    "Learning Python: Powerful Object-Oriented Programming - Mark Lutz",
    "Automate the Boring Stuff with Python: Practical Programming for Total Beginners - Al Sweigart",
    "Python for Data Analysis - Wes McKinney",
    "Fluent Python: Clear, Concise, and Effective Programming - Luciano Ramalho",
    "Python for Kids: A Playful Introduction To Programming - Jason R. Briggs",
    "Hello Web App: Learn How to Build a Web App - Tracy Osborn",
]

video_games = [
    "The Legend of Zelda: Breath of the Wild",
    "Splatoon 2",
    "Super Mario Odyssey",
]



def display_wishlist(display_name,wishes):
    print(display_name + ":")

    print("=====>",  "<======")
    for wish in wishes:
        print("*" + wish)
    print()
display_wishlist("Books","books")
display_wishlist("Video Games", "video_games")

2 Answers

Chris Freeman
MOD
Chris Freeman
Treehouse Moderator 68,423 Points

The second argument should be the object you wish to iterate over. You currently have a string of the same name.

:point_right: remove quote marks from around “books”

Post back if you need more help. Good luck!!!

Thank you.It helps)