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.

Jessica Fowler
8,462 PointsTried almost everything!
Assuming we have created an index:
is_puppy = office_dogs.age <= 0 puppies = office_dogs[puppies]
Fill in the operator that will inverse the index so we can get the older dogs:
mature_dogs = office_dogs[___puppies]
1 Answer

Steven Parker
220,415 PointsThe logical inversion operator is tilde ("~
").
Jessica Fowler
8,462 PointsJessica Fowler
8,462 PointsGoodness gracious thank you!
Steven Parker
220,415 PointsSteven Parker
220,415 PointsJessica Fowler — Glad to help. You can mark the question solved by choosing a "best answer".
And happy coding!