On Sun, 30 Sep 2012 10:58:06 +0200
Fabian Groffen <grobian@gentoo.org> wrote:

> On 30-09-2012 10:31:17 +0200, Pacho Ramos wrote:
> > > > Personally, I usually run:
> > > > - python_clean_py-compile_files -> Clean py-compile files to disable
> > > > byte-compilation allowing us to drop all various ways of doing this that
> > > > were living in the tree some time ago.
> > > 
> > > Hmm, what's the problem with compiling them? Do you mean some case when
> > > the results of the compilation are different from the way done
> > > by the eclass?
> > > 
> > 
> > Well, if I don't misremember, we currently prefer to compile them at
> > postinst phase instead of during src_compile, but maybe this is no
> > longer needed (no idea :( )
> 
> The files are indeed cache, and should be generated on the system that
> installs the files, not the system that builds them.  They are currently
> outside of VDB.  pyc files store the path to the original files, so
> generating in ${ROOT} yields in wrong paths.  Python sometimes
> regenerates the files when it runs.  It may as well just ignore them
> (since they are newer but non-matching, unclear to me).  In the worst
> case it returns "Bad marshalling data".

Hmm, so python-distutils-ng was wrong from the beginning and nobody
cared to point it out?

-- 
Best regards,
Michał Górny