Is there any book or link to improve python How can I improve my python 3

Question

Python3

Answer 1

coursera.org:
1. Python for Everybody
2. Introduction to Interactive Programming

Answer 2

I have a book called Python Crash Course. (20$)

Answer 3

Head First Python, by Paul Barry

Answer 4

thank you all

Answer 5

Not to mention Raymond Hettinger's talks a Pycon (brilliant), especially "How to transform code into beautiful idiomatic Python" (from memory) at https://www.youtube.com/watch?v=OSGv2VnC0go
There you go