[Distutils] How to get list of package requirements from PyPI without downloading egg?

[Phillip J. Eby]

At 03:04 PM 10/26/2006 -0600, Jeremy Kloth wrote:
>On Thursday 26 October 2006 2:41 pm, Phillip J. Eby wrote:
> > At 01:58 PM 10/26/2006 -0600, Jeremy Kloth wrote:
> > >The consumer of those fields is actually the PackageManager class:
> > >
> > >http://cvs.4suite.org/viewcvs/4Suite/Ft/Lib/DistExt/PackageManager.py?view
> > >=markup
> >
> > Yeah, I'm still not getting what it *does* with this information.  What's
> > it *for*?
>
>Since there is no current way to get the requires/provides/obsoletes from 
>PyPI
>RPC, they are used to determine the sub-package installation order and to
>verify that the requirements are installed if not already provided by another
>sub-package.

What's a sub-package?


>PackageManager doesn't do any downloading as it is pointless until those
>fields become available through RPC.

Okay, I thought you said this was a tool that did something useful with the 
PEP 314 data.  So I'm confused now.  This sub-package thing, if I'm getting 
the gist correctly, only works with stuff you're actually *bundling*, so 
what difference does PyPI make?