I need newer Python but I don't need newer CEF! Python C extension is a good thing but it has a severe drawback: ABI instability. Almost everyone ignores Limited API, e.g. pybind11. Yes, cefpython ...

I want to install a recent Python 3 (preferably Python 3.13) to be used with Nuitka on a cluster. That cluster has glibc 2.12 from 2010. The Python installation must ...