What is Coding Dojo?
As described on http://codingdojo.org/ "A Coding Dojo is a meeting where a bunch of coders get together to work on a programming challenge. They are there have fun and to engage in DeliberatePractice in order to improve their skills." You may learn more about idea of Coding Dojo either from mentioned Paris Dojo website  or from Nicholas Tollervey blog post on running Dojo .
Why there is Dojo in Kraków?
Probably the main reason for the first Python Dojo in Kraków is that it turned out to be fun at PyCon PL.
Who is it for?
Programmers of all skill levels. People who want to have fun and learn new things.
Why should I get there?
If the above does not convince you what you should know is that Base Lab  is providing us pizza to make the networking/socialising part even nicer. We will have beer as well.
To register for this event check https://www.eventbrite.com/e/pykonik-coding-dojo-1-tickets-9358540647.