Comment 2 for bug 1491971

I found that a rogue pip installed lazr.authentication was causing my problem:

http://paste.ubuntu.com/12266202/

With that installed, "from launchpadlib.launchpad import Launchpad" fails. With it uninstalled, the import succeeds. I'm ok with closing this bug as it's my own fault for mixing pip + apt for python mods, unless someone wants to sort this out any farther.