On Sat Jul 05 2014 at 9:26:26 AM, Daniel Holth <[email protected]> wrote:
> Setuptools supports it even without wheel. > How do you specify that since PEP 426 is oriented towards JSON metadata. Would it be: test_requires = ["unittest2;python_version < '3.0'"] ? > On Jul 5, 2014 9:25 AM, "Brett Cannon" <[email protected]> wrote: > >> >> >> On Fri Jul 04 2014 at 10:38:58 PM, Daniel Holth <[email protected]> wrote: >> >>> The next wheel release and the wheel code in revision control will >>> support the setuptools conditional requirements syntax. See wheel's own >>> setup.py in mercurial tip. 🐙 >>> >> Glad this will work eventually, but unfortunately not all of my >> dependencies have wheels yet, so I will have to stick with my setup.py 'if' >> statements. >> >> -Brett >> >> >>> On Jul 4, 2014 7:48 PM, "Donald Stufft" <[email protected]> wrote: >>> >>>> So this is in PEP uh, 426 I think. It’s not final yet but it kinda >>>> works right now for Wheels. >>>> >>>> Basically you do a conditional include to install_requires in your >>>> setup.py, and then if >>>> you’re creating wheels you do something like -> >>>> https://github.com/dstufft/twine/blob/master/setup.cfg#L9-L13 >>>> >>>> That will overwrite install_requires, but only for Wheels. >>>> >>>> On Jul 4, 2014, at 6:51 PM, Brett Cannon <[email protected]> wrote: >>>> >>>> > I just checked PEP 440 and pip doesn't seem to have anything >>>> specific, so I thought I would ask if there is any way now or in the future >>>> to specify that a dependency is only needed for certain versions of Python? >>>> > >>>> > My current use case is I want to use unittest2, but pip errors out >>>> during installation under Python 3 of it since unittest2 imports itself and >>>> triggers a syntax error. Instead of having to hack around this by making it >>>> a conditional include in my setup.py I would like to declare that I only >>>> need it in Python 2.x in a requirements.txt file or something. >>>> > _______________________________________________ >>>> > Distutils-SIG maillist - [email protected] >>>> > https://mail.python.org/mailman/listinfo/distutils-sig >>>> >>>> >>>> ----------------- >>>> Donald Stufft >>>> PGP: 0x6E3CBCE93372DCFA // 7C6B 7C5D 5E2B 6356 A926 F04F 6E3C BCE9 3372 >>>> DCFA >>>> >>>> >>>> _______________________________________________ >>>> Distutils-SIG maillist - [email protected] >>>> https://mail.python.org/mailman/listinfo/distutils-sig >>>> >>>>
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