Is there any great pyhton sources ?

there's a lot of resources from where you can learn python programming. Videos can be very nice than reading books.
try 'the new boston' channel on youtube. I learned from there personally

LINK: https://www.youtube.com/watch?v=4Mf0h3HphEA&list=PLF3A604BD037E2447

Hope this helps. Goodluck.