I purposely used the imperative tense here.  I use imperative tense in my Python docstrings per the suggestion of [PEP 257][] and in my git commit messages per the suggestion of [Tim Pope][] and others.  I don't feel strongly about that... just noting that this wasn't actually a mistake.

[pep 257]: http://www.python.org/dev/peps/pep-0257/#one-line-docstrings
[tim pope]: http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html