astropy/astropy — pull request #122 by mdboom (2012-01-06 20:11:50+00:00)
Title: Properly verify the `unit` attribute in VOTable files

This performs verification on unit attributes. It doesn't really parse them and know anything about them, but once we have a units framework in astropy, it would be useful to be able to convert to and from the format used by VOTABLE files (and this is hopefully a starting point for that).