Custom Python installer using C# has been made available recently. You can download the executable install to allow you to choose the current release or the previous release version on windows.
https://github.com/freemanbach/csharp/tree/main
There is also a CMD batch installer version if you wish to run this instead of the binary executable.
https://github.com/freemanbach/PythonInstallerScripts/tree/main/python3/python314/3.14.4
Category: python