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 <bcan...@gmail.com> 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 - Distutils-SIG@python.org > https://mail.python.org/mailman/listinfo/distutils-sig ----------------- Donald Stufft PGP: 0x6E3CBCE93372DCFA // 7C6B 7C5D 5E2B 6356 A926 F04F 6E3C BCE9 3372 DCFA
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