Free Code Camp
Machine Learning for Everybody – Full Course, FreeCodeCamp
https://www.youtube.com/watch?v=i_LwzRVP7bg
Solidity, Blockchain, and Smart Contract Course – Beginner to Expert Python Tutorial, freecodecamp
https://www.youtube.com/watch?v=M576WGiDBdQ
10-Hour Machine Learning Course, free code camp
https://www.freecodecamp.org/news/free-machine-learning-course-10-hourse/
Python Code Examples Sample Script Coding Tutorial for Beginners, freecodecamp
https://www.freecodecamp.org/news/python-code-examples-sample-script-coding-tutorial-for-beginners/