For checking #
- Google, of course!
- programiz.com
- Python Reference on iOS.
Courses #
- Python 3 tutorial on TutorialsPoint.
- Python Tutorial on W3School.
- Python Tutorials by Corey Schafer on Youtube.
- Python 3 on Codecademy (paid).
- Python fundamentals on PluralSight (paid).
Books #
Practice #
Others #
- Newsletter for python news.
- Time complexity (Big O) of various operators in CPython.
•Notes with this notation aren't good enough. They are being updated.