astropy/astropy — pull request #2585 by eteq (2014-05-31 00:22:09+00:00)
Title: Add warning for initializing AltAz

This closes #2525 - as suggested by @taldcroft, it adds a warning in the docs and on initialization of AltAz to point out that the transformations are not yet defined. It also adds a `location` and `obstime` attribute.