I think this is the way to go, includes basic instructions like using the breadboard
https://realpython.com/arduino-python/

Python and Raspberry Pi

https://realpython.com/python-raspberry-pi/
and there is a course at RealPython
https://realpython.com/products/real-python-course/
Which IDE?
https://www.facebook.com/thonnyide/
or
no IDE run from command line
Which course;
https://www.python.org/about/gettingstarted/
https://www.greenteapress.com/thinkpython/thinkpython.pdf