Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.

Python Python Basics All Together Now Cleaner Code Through Refactoring

Posted by Tlotlo Molokwe
Tlotlo Molokwe
16,594 Points

How to solve NameError: name not defined

Hi all i am having a problem with my code after creating the calculate_price function i receive a, NameError: name 'tickets_purchased' is not defined, when i try and run the program and input the number of tickets purchased by the user Imgur

1 Answer

KRIS NIKOLAISEN
KRIS NIKOLAISEN
54,668 Points

It looks like you have both tickets_purchased and ticket_purchased.

Change

ticket_cost = calculate_price(tickets_purchased)

to

ticket_cost = calculate_price(ticket_purchased)
Tlotlo Molokwe
Tlotlo Molokwe
16,594 Points

Thank you!!