Re: [Distutils] Working toward Linux wheel support

Looks amazing, why don't we merge it.

On Thu, Aug 27, 2015 at 3:24 PM Nate Coraor <n...@bx.psu.edu> wrote:

> On Tue, Aug 25, 2015 at 1:54 PM, Nate Coraor <n...@bx.psu.edu> wrote:>>> I've started down this road of Linux platform detection, here's the work>> so far:>>>>     https://bitbucket.org/natefoo/wheel/src/tip/wheel/platform/linux.py>>>> I'm collecting distribution details here:>>>>     https://gist.github.com/natefoo/814c5bf936922dad97ff>>>> One thing to note, although it's not used, I'm attempting to label a>> particular ABI as stable or unstable, so for example, Debian testing is>> unstable, whereas full releases are stable. Arch and Gentoo are always>> unstable, Ubuntu is always stable, etc. Hopefully this would be useful in>> making a decision about what wheels to allow into PyPI.>>>> --nate>>>>> Hi all,>> Platform detection and binary-compatibility.cfg support is now available> in my branch of pip[1]. I've also built a large number of psycopg2 wheels> for testing[2]. Here's what happens when you try to install one of them on> CentOS 7 using my pip:>> # pip install --index https://wheels.galaxyproject.org/ --no-cache-dir> psycopg2> Collecting psycopg2>   Could not find a version that satisfies the requirement psycopg2 (from> versions: )> No matching distribution found for psycopg2>> Then create /etc/python/binary-compatibility.cfg:>> # cat /etc/python/binary-compatibility.cfg> {>   "linux_x86_64_centos_7": {>     "install": ["linux_x86_64_rhel_6"]>   }> }>> # pip install --index https://wheels.galaxyproject.org/ --no-cache-dir> psycopg2> Collecting psycopg2>   Downloading> https://wheels.galaxyproject.org/packages/psycopg2-2.6.1-cp27-cp27mu-linux_x86_64_rhel_6.whl> (307kB)>     100% |################################| 307kB 75.7MB/s> Installing collected packages: psycopg2> Successfully installed psycopg2-2.6.1>> Of course, I have not attempted to solve the external dependency problem:>> # python -c 'import psycopg2; print psycopg2'> Traceback (most recent call last):>   File "<string>", line 1, in <module>>   File "/usr/lib/python2.7/site-packages/psycopg2/__init__.py", line 50,> in <module>>     from psycopg2._psycopg import BINARY, NUMBER, STRING, DATETIME, ROWID> ImportError: libpq.so.5: cannot open shared object file: No such file or> directory>> But after installing postgresql-libs, everything works as expected:>> # python -c 'import psycopg2; print psycopg2'> <module 'psycopg2' from> '/usr/lib/python2.7/site-packages/psycopg2/__init__.pyc'>>> This is an improvement over the current situation of an sdist in PyPI,> however, since only one non-default package (postgresql-libs) needs to be> installed as opposed to postgresql-devel and the build tools (gcc, make,> etc.). In addition, a user installing psycopg2 is likely to already have> postgresql-libs installed.>> I'd really appreciate if this work could be given a look, and some> discussion could take place on where to go from here.>> Thanks,> --nate>>> [1]: https://github.com/natefoo/pip/tree/linux-wheels> [2]: https://wheels.galaxyproject.org/simple/psycopg2> _______________________________________________> Distutils-SIG maillist  -  Dist...@python.org> https://mail.python.org/mailman/listinfo/distutils-sig>