[Distutils] Platform tags for OS X binary wheels

[Daniel Holth]

If you would like to fix the problem, figure out how to get the real OSX
version into pip.pep425tags.

On Fri, Nov 6, 2015 at 2:20 PM Robert McGibbon <rmcgibbo at gmail.com> wrote:

> For OS X, the pip get_platform function eventually calls into here:
> https://github.com/python/cpython/blob/master/Lib/_osx_support.py#L429-L439,
> and I think the comment kind of explains the bug.
>
> -Robert
>
>
>
> On Fri, Nov 6, 2015 at 11:10 AM, Daniel Holth <dholth at gmail.com> wrote:
>
>> I see what you mean. Sounds like a bug to me.
>>
>> On Fri, Nov 6, 2015 at 2:07 PM Robert McGibbon <rmcgibbo at gmail.com>
>> wrote:
>>
>>> I don't think it's the sorting, per se. All of the get_supported() tags
>>> are 10.5 or earlier. Here's the output:
>>> https://gist.github.com/rmcgibbo/1d0f5d166ca48253b5a9
>>>
>>>
>>> On Fri, Nov 6, 2015 at 11:00 AM, Daniel Holth <dholth at gmail.com> wrote:
>>>
>>>> It should already be sorted. Try python -c "import pprint,
>>>> pip.pep425tags; pprint.pprint(pip.pep425tags.get_supported())"
>>>>
>>>> Do none of the tags for the available numpy wheels appear in that list?
>>>>
>>>> On Fri, Nov 6, 2015 at 1:48 PM Robert McGibbon <rmcgibbo at gmail.com>
>>>> wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> I just tried to run `pip install numpy` on my OS X 10.10.3 box, and it
>>>>> proceeds to download and compile the tarball from PyPI from source (very
>>>>> slow). I see, however, that pre-compiled OS X wheel files are available on
>>>>> PyPI for OS X 10.6 and later.
>>>>>
>>>>> Checking the code, it looks like pip is picking up the platform tag
>>>>> through `distutils.util.get_platform()`, which returns 'macosx-10.5-x86_64'
>>>>> on this machine. At root, I think this comes from
>>>>> the MACOSX_DEPLOYMENT_TARGET=10.5 entry in the Makefile at
>>>>> `python3.5/config-3.5m/Makefile`. I know that this value is used by
>>>>> distutils compiling python extension modules -- presumably so that they can
>>>>> be distributed to any target machine with OS X >=10.5 -- so that's good.
>>>>> But is this the right thing for pip to be using when checking whether a
>>>>> binary wheel is compatible? I see it mentioned
>>>>> <https://www.python.org/dev/peps/pep-0425/#id13> in PEP 425, so
>>>>> perhaps this was already hashed out on the list.
>>>>>
>>>>> Best,
>>>>> Robert
>>>>> _______________________________________________
>>>>> Distutils-SIG maillist  -  Distutils-SIG at python.org
>>>>> https://mail.python.org/mailman/listinfo/distutils-sig
>>>>>
>>>>
>>>
>
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