[Numpy-discussion] Proposal: stop supporting 'setup.py install'; start requiring 'pip install .' instead
josef.pktd at gmail.com
josef.pktd at gmail.com
Tue Oct 27 09:07:56 EDT 2015
On Tue, Oct 27, 2015 at 3:32 AM, Ralf Gommers <ralf.gommers at gmail.com>
wrote:
>
>
> On Tue, Oct 27, 2015 at 8:28 AM, Nathaniel Smith <njs at pobox.com> wrote:
>
>> On Tue, Oct 27, 2015 at 12:19 AM, Ralf Gommers <ralf.gommers at gmail.com>
>> wrote:
>> >
>> >
>> > On Tue, Oct 27, 2015 at 6:44 AM, Nathaniel Smith <njs at pobox.com> wrote:
>> >>
>> >> On Mon, Oct 26, 2015 at 9:31 PM, Nathaniel Smith <njs at pobox.com>
>> wrote:
>> >> [...]
>> >> > I believe that this would also break both 'easy_install numpy', and
>> >> > attempts to install numpy via the setup_requires= argument to
>> >> > setuptools.setup (because setup_requires= implicitly calls
>> >> > easy_install). install_requires= would *not* be affected, and
>> >> > setup_requires= would still be fine in cases where numpy was already
>> >> > installed.
>> >>
>> >> On further investigation, it looks like the simplest approach to doing
>> >> this would actually treat easy_install and setup_requires= the same
>> >> way as they treat pip, i.e., they would all be allowed. (I was
>> >> misreading some particularly confusing code in setuptools.)
>> >>
>> >> It also looks like easy_installed packages can at least be safely
>> >> upgraded, so I guess allowing this is okay :-).
>> >
>> >
>> > I just discovered https://bitbucket.org/dholth/setup-requires, which
>> ensures
>> > that setup_requires uses pip instead of easy_install. So we can not only
>> > keep setup-requires working, but make it work significantly better.
>>
>> IIUC this is not something that we (= numpy) could use ourselves, but
>> instead something that everyone who does setup_requires=["numpy"]
>> would have to set up in their individual projects?
>>
>
> Right. I was thinking about using it in scipy. Ah well, I'm sure we can
> manage to not break ``setup_requires=numpy`` in some way.
>
What's the equivalent of
python setup.py build_ext --inplace
brief google search (I didn't follow up on those)
https://github.com/pypa/pip/issues/1887
https://github.com/pypa/pip/issues/18
Given that I rely completely on binary distributions for numpy and scipy, I
won't be affected.
(I'm still allergic to pip and will switch only several years after
everybody else.)
Josef
>
> Ralf
>
>
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