* Remove redundant Python 2 code
* Use Python 3.2 as base version
* Use Python 3.3 as base version
* Use Python 3.4 as base version
* Use Python 3.5 as base version
* Use Python 3.6 as base version
* Use Python 3.7 as base version
* Use Python 3.8 as base version
* Use Python 3.9 as base version
* Add annotationlib for Python 3.14
* Fix syntax error
The macOS pkg installer does not setup default certificates for OpenSSL.
A script is provided by the macOS pkg installer to setup those using the certifi PyPI package.
Let's run this script as part of the setup template in order to be able to do HTTPS downloads out of the box.