Python Website
https://www.python.org/
Python Documentation
Defining Main Functions in Python
Bryan Weber, Real Python
https://realpython.com/python-main-function/
A great deep-dive into script organization and a Python best practice.
How to build, test and publish an open source Python library
Simon Willison’s Weblog, Nov 4, 2021
https://simonwillison.net/2021/Nov/4/publish-open-source-python-library/