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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.
this will throw TypeError if values other than int, float are passed
not point of checking the range of numbers if the type is coming invalid.
alternatively - you can use isinstance