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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 need for "{0:b}", "{:b}" will work also.
Clever kind but impractical
f'Maybe you\'d want to try new {string_formatting} that has been available since Python 3.6'
format function,got it
did't know I could use ::text
nice
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