It's actually documented upstream: http://powerline.readthedocs.io/en/master/usage/other.html#vim-statusline
I'll add that note about python3 to the README. ** Changed in: powerline (Ubuntu) Status: New => Confirmed ** Changed in: powerline (Ubuntu) Assignee: (unassigned) => Jerome Charaoui (jcharaoui) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1576843 Title: README.Debian needs clarification To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/powerline/+bug/1576843/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs