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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.
No more mixed types for inputs.
Because
(int or float)
will always be true.You probably wanted
isinstance(r, (int, float))
, although typechecking is rarely the correct solution in Python.