When in doubt with #python packaging, you just want Pip, virtualenv and distribute. http://t.co/6eehYDva has more info, but it's less clear.
miniblog.
Related Posts
Ever wondered if pip has broken some dependencies in your virtualenv? The patch I proposed has landed!
I'm taking the policy of system Python packages installed from distro packages (not pip), but otherwise use virtualenv. Mostly works.
I've seen 'virtualenv' refer to both an environment with isolated packages, and the tool that creates that environment. Can be confusing.