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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.
All libraries have driver code, you can look up the docs to find it
i'm assuming you're using python and also the inbuilt 'permutations' function of the itertools module
the name of the function is also 'permutations', so when you call permutations(...), while you think it calls the itertools 'permutations', the function calls itself
Of course, how do you think the library works?
In line number 6, You should return true, If it ain't, it will print false for isogram words also