Lokaltog/powerline — pull request #23 by ZyX-I (2013-01-02 20:36:00+00:00)
Title: “pl” is too short name not to be likely claimed by anybody else

Don’t put such names in global scope, it is completely possible that “pl” will
be claimed by some other plugin as well. There is no local scope for each .vim
file in vim-python interface.