Dependency untangling riddle

[Michael]

On 2020-02-05, at 11:31 AM, Vincent <vince at macports.org> wrote:
> 
> In my case, I delay the bump somewhat because I know most of my ports depend not only on the language itself, but also on various  py-xxx librairies, the update of which often comes pretty late after the new Python version has been released.
> 
> Cheers and apologies again,
> Vincent

Is there a concept of "python-stable" versus "python-newest" like there is the -devel versions?