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Date: Wed, 4 Apr 2012 17:07:27 -0700
From: Brian Harring <ferringb@gmail.com>
To: gentoo-dev@lists.gentoo.org
Subject: Re: [gentoo-dev] New eclass for Python
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On Wed, Apr 04, 2012 at 10:41:03AM -0400, Mike Gilbert wrote:
> On Wed, Apr 4, 2012 at 4:50 AM, Corentin Chary <corentin.chary@gmail.com> wrote:
> > I have a feature request for distutil-ng (or maybe it's already
> > possible but I don't know how).
> >
> > I have a package that depends on python-dateutil:python-2 for
> > python2_x and python-dateutil:python-3 for python3_x.
> > Would it be possible to have virtual targets like "python, python2,
> > python3, pypi, jithon" ?
> >
> 
> One way to implement this would be to have a separate function that
> you would call to generate abi-specific dependencies.

Think through the performance implications of that, and the fact that 
moves control/decisions outside of the PM resolvers purview.

If it's use controlled and is part of metadata, sure, but anything 
else?  Not so much. :)

~harring