How to test if a module exists?

[Roy Smith]

In article <4cd5d8a3$0$30004$c3e8da3$5496439d at news.astraweb.com>,
 Steven D'Aprano <steve at REMOVE-THIS-cybersource.com.au> wrote:

> > Since when does Python have translated error messages?
> 
> Since Python 3.2.4. Or will it be 3.3.5? I will forget.
> 
> *wink*

from __future__ import bugs

:-)