[Distutils] Upcoming changes to PEP 426/440

[Donald Stufft]

Yea I just spent significant effort cleaning up the database from a lack if enforced constraints. I will pass on not using them. 

On Jul 4, 2013, at 9:34 AM, Daniel Holth <dholth at gmail.com> wrote:

> If you don't waste your time enforcing the uniqueness of (condition,
> extra) in the list of requirements then you can pretend install: is a
> single item if you want to...