Comment by zahlman

> Random ML projects with hundreds to thousands of stars on GitHub may only work with a specific, rather ancient version of Python.

Can you name some?

> Do you compile your GCC every time before you compile your Python? Why not? It Just Works.

If I needed a different version of GCC to make Python work, then probably, yes. But I haven't yet.

Just like I barely ever need a different version of Python. I keep several mainly so that I can test/verify compatibility of my own code.