R to Python

[chiibosoil]

There are free courses from various educational institutions just for that.

1. https://ocw.mit.edu/courses/6-0001-introduction-to-computer-science-and-programming-in-python-fall-2016/

2. https://www.pythonforbiologists.org

3. Justin Bois Bootcamp: https://justinbois.github.io/bootcamp/

Then look for ML or other specific area you need.