OK, here is a list of courses and resources. Some of them are only for the basic functions, while others go into more depth.
http://www.studytonight.com/python/
https://learnpythonthehardway.org/book/
wiki.python.org/moin/PythonBooks (a list of books and resources)
sololearn.com/Course/Python (web & mobiles)
web.programminghub.io 3/ (web version, but also available for mobiles)
downloadpy.com (only for mobiles)
I also follow Sheena, a Python Mentor in codementor:
She has some very interesting posts.
Enjoy! :)