On 31 March 2015 at 12:16, Erik Bray <[email protected]> wrote: > On Mon, Mar 30, 2015 at 7:07 PM, Robert Collins > <[email protected]> wrote: >> On 31 March 2015 at 12:03, Erik Bray <[email protected]> wrote: >> >>> I haven't followed this whole discussion (I started to in the >>> beginning, but haven't kept up), but I'm not really sure what's being >>> said here. d2to1 *does* support declaring setup-requires dependencies >>> in setup.cfg, and those dependencies should be loaded before any hook >>> scripts are used. Everything in d2to1 is done via various hook >>> points, and the hook functions can be either shipped with the package, >>> or come from external requirements installed via setup-requires. It >>> works pretty well in most cases. >> >> Oh, it does!? I was looking through the source and couldn't figure it >> out. What key is looked for for setup-requires? Also does it define a >> schema for extra-requires? > > Yeah, sorry about that. That's one of those things that was never > actually supported in distutils2 by the time it went poof, and that I > added later. > > You can use: > > [metadata] > setup-requires-dist = foo > > So say, for example you have some package called "versionutils" that's > used to generate the package's version number (by reading it from > another file, tacking on VCS info, etc.) You can use: > > [metadata] > setup-requires-dist = versionutils > > [global] > setup-hooks = versionutils.version_hook > > or something to that effect. It will ensure versionutils is > importable (this uses easy_install just like the normal setup_requires > feature in setuptools; I would like to change this one day to instead > use something like Daniel's setup-requires [1] trick). > It will then, fairly early in the setup process, hand the package > metadata over to versionutils.version_hook, and let it insert a > version string. > > Erik > > [1] https://bitbucket.org/dholth/setup-requires
I'll add setup-requires-dist as an alias for setup-requires in the declarative work I'm doing. Did distutils2 support declarative extras? -- Robert Collins <[email protected]> Distinguished Technologist HP Converged Cloud _______________________________________________ Distutils-SIG maillist - [email protected] https://mail.python.org/mailman/listinfo/distutils-sig
