python.org : comprehensive Python site.
https://docs.python.org/3/tutorial : Python tutorial.
w3schools : Python tutorial.
programiz : Python tutorial.
https://perso.limsi.fr/pointal/_media/python:cours:abregepython-english.pdf : Python Reference Card
https://app.datacamp.com : Online data scinece courses. Please accept my email invitation and start working on the assigned courses.
jupyter.org : Web-based development environment.
quarto.org : Publishing system. Converts jupyter notebooks to several formats (html,pdf,word).
NumPy : arrays, matrices. Wikipedia page, Quickstart, Tutorial, w3 NumPy tutorial
pandas : data manipulation. Wikipedia page, w3 Pandas tutorial, 10 minutes to pandas
matplotlib : plotting. Wikipedia page, w3 Matplotlib tutorial
SciPy : scientific computing. Wikipedia page
scikit-learn : machine leraning. Wikipedia page