qtile/qtile — pull request #199 by philjackson (2012-11-15 22:24:57+00:00)
Title: Maildir now supports labels

You can now use the following configuration:

widget.Maildir(maildirPath="~/Mail/skimlinks",
subFolders=[{"path": "INBOX", "label": "skim"}]),

Which will apply a label to your box.

It's backwardly-compatible - the old configuration style will still work.