[Distutils] Deprecate and Block requires/provides

Marius Gedminas marius at pov.lt
Thu Oct 17 16:38:57 CEST 2013

On Thu, Oct 17, 2013 at 09:59:58AM -0400, Donald Stufft wrote:
> On Oct 17, 2013, at 9:53 AM, Nick Coghlan <ncoghlan at gmail.com> wrote:
> > Yes, but breaking these users' uploads is not the way to do that.
> > That's an incredibly user hostile step to take, and the problem
> > doesn't even come close to justifying breaking even a
> > not-really-working process (since you can work around the current
> > breakage by manually installing the dependencies - you can't work
> > around an inability to upload without making changes to your code).
> > 
> > If you really wanted to push them towards fixing their releases, you
> > could always have PyPI send them an email saying something like:
> This could be part of the deprecation process, but unless there's a plan
> in place to deprecate them I don't know how useful this email would be.
> It's a reactive warning to something that confuses people while they are
> creating a package. In other words by the time the email goes out they've
> already been confused.

Is it possible to make 'python setup.py sdist upload' emit a warning
message about using these deprecated fields, without rejecting the

Marius Gedminas
Q:  How many IBM CPU's does it take to execute a job?
A:  Four; three to hold it down, and one to rip its head off.
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