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Comments: In-reply-to Marcus von Appen <mva@freebsd.org>
 message dated "Tue, 30 Jul 2013 14:11:33 +0200."
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Date: Tue, 30 Jul 2013 15:32:47 +0300
From: Daniel Braniss <danny@cs.huji.ac.il>
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Cc: David Demelier <demelier.david@gmail.com>, bapt@freebsd.org,
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> Daniel Braniss <danny@cs.huji.ac.il>:
> 
> [...]
> >
> >>
> >> So what you need is support for a python module installed for two different
> >> python versions at the same time, correct? And this (right now) is not
> >> supported, I am afraid.
> >
> > as I explained, probably not too well, the problem is in the install from
> > ports. the check for the installed  modules does not check, or
> > incorrectly checks for the desired version.
> 
> That's understood quite well, the (big) problem however are not the  
> site-packages,
> but other data installed e.g. under /usr/local/share, .../bin, .../wherever,
> which currently does not necessarily take the python version into account.
> 
> x11-toolkits/py-gtk2 is a good example for such an issue. If you install it
> for python2.7 , there are heaps of files, which would conflict/overwrite a
> previous python3.2/3.3 installation and vice versa, making the port  
> unusable for
> all your python installations except one (in the worst case).
> 
> > setting FORCE_PKG_REGISTER is a workaround, because it does not
> > do any deinstall.
> 
> It only is for ports, which keep everything in site-packages or are at least
> python-version aware.

I understand that there is no magic bullet, but in this particular case,
where the question 'is installed' has a bug, can/should be fixed. This does
not solve modules that are only python2.7 ok, like py-ldap.

cheers,
	danny