Re: [gentoo-dev] New eclass for Python

[Krzysztof Pawlik]

On 29/02/12 22:08, Andreas K. Huettel wrote:
> Am Mittwoch 29 Februar 2012, 21:24:49 schrieb Krzysztof Pawlik:
>>> Second, there doesn't seem to be any support for packages that do not
>>> install in python's site-packages and do not allow multiple python ABIs.
>>> If I have, for example, a package that installs python modules
>>> in /usr/lib/appname or /usr/share/appname, how can I specify that
>>> PYTHON_TARGETS="python2.6" or "python2.7" or "python3.2" is allowed, but
>>> something like PYTHON_TARGETS="python2.7 python3.2" is not?
>>
>> You're correct, note that I've stressed that this eclass is mainly for
>> distutils-based packages. I'm not using Gnome, so can you provide some
>> package examples that I can look at?
>>
>> <personal opinion>
>> If package decides to use given language then please, please play by the
>> rules set by the rest of world (Ruby -> gems, Python -> distutils, Perl ->
>> CPAN, PHP -> PEAR).
>>
>> I don't like installing Python code outside of site-packages, the only
>> exception to that rule is portage (at least for now).
>> </personal opinion>
>
> We will hit the same problem with KDE (actually we already hit it): it has
> various types of scripting support, and each installs a KDE library linked to
> whatever language interpreter.
>
> (Now, that library- is it a Python/Ruby library or a KDE library? Because it
> is at the proper place for KDE stuff :)
>
> It's not just about calling an external language but also about embedding the
> interpreter for in-app scripting... and KDE rather heavily relies on python.

I agree with last sentence - it's about embedding Python/Ruby/Foo, *this eclass
is about installing packages for Python*. Compiling against an implementation is
something completely different -- for example try building against Jython.

-- 
Krzysztof Pawlik  <nelchael at gentoo.org>  key id: 0xF6A80E46
desktop-misc, java, vim, kernel, python, apache...