Setuptools supports it even without wheel. 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 >>> >>>
_______________________________________________ Distutils-SIG maillist - [email protected] https://mail.python.org/mailman/listinfo/distutils-sig
