[Distutils] How to deprecate a python package

[Alexander Walters]

Please keep in mind, my suggestion can be done *today* with zero changes 
to tooling.

On 4/5/2016 18:50, Alex Grönholm wrote:
> Implementing this on Warehouse and pip would have the added benefit of 
> warning users who have a specific version pinned. As for pip letting 
> stderr messages through, that'd be irrelevant if pip had direct 
> support for this.