bug#70815: [PATCH] ; Enahnce python-tests.el to adapt different python interpreters

[Eli Zaretskii]

> From: Mattias Engdegård <mattias.engdegard@gmail.com>
> Date: Mon, 27 May 2024 14:20:21 +0200
> Cc: Stefan Kangas <stefankangas@gmail.com>,
>  kobarity@gmail.com,
>  sunlin7.mail@gmail.com,
>  70815@debbugs.gnu.org
> 
> I very much agree that we should make our own decision about what platforms 
> and versions to support but in this case it's just a matter of what we want 
> to use for testing our own code, and given more than one Python, the one 
> named `python3` is more likely to be relevant than just `python`.

If the Python experts agree, I won't object.

FTR, I have Python 3.x installed here, but no "python3", only
"python".