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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
I think we don't like our lives for making up such complicated things.
You modified the name of the given parameter, which I wouldn't consider 1) useful and 2) good practice, especially since
str
shares its name with a function.This comment is hidden because it contains spoiler information about the solution