[Distutils] PEP 439 and pip bootstrap updated

[Erik Bray]

On Wed, Jul 10, 2013 at 12:37 AM, Richard Jones <r1chardj0n3s at gmail.com> wrote:
> pip without virtualenv in python 2 contexts is pretty rare (or at
> least *should* be <wink>) so I think I'll retain it in that bootstrap
> code.

I agree it *should* be rare in most cases but it most assuredly is
not.  I can tell you from experience that a lot of people in the
scientific community, for example, do not use virtualenv (sometimes
with good reasons, but more often not).

Erik