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!
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

Steven Young
2,486 Pointsare dictionaries unique to Python?
or do other languages have this feature as well?
2 Answers
William Li
Courses Plus Student 26,868 PointsAbsolutely NOT unique to Python. Most language has its key-value mapping constructs. In other language, it maybe called Hash or hash table

Kenneth Love
Treehouse Guest TeacherYou'll also see them called map in other languages, too. Although that tends to get confusing if they also have a map()
function. Another common name is associative array and in JavaScript, they're just objects.