[Distutils] Virtalenv and setuptools [was: latest setuptools appears to require six in a breaking way]

[Thomas Kluyver]

On Wed, Jan 25, 2017, at 09:02 PM, Paul Moore wrote:
> Thanks. I've been seeing the PR comments in passing, but haven't
> really looked in detail. Is there anything I can do to help this
> along?

I believe it's working, but it's the first significant change I've made
in pip, so any review is welcome.

Thanks,
Thomas