Code review comment for lp:~javier.collado/utah/bug1101186

> Maybe this wasn't clear from my previous message, but note that when I write
> PEP257 I talk about the pep itself (http://www.python.org/dev/peps/pep-0257/)
> and when I write pep257 I refer to the command line tool
> (https://pypi.python.org/pypi/pep257/).

That was clear to me. In any case, I think this looks good.