Python bindings and Xapian exceptions

[Matt]

> > But for exceptions in general, yes the notmuch library does need to be
> > fixed to allow the caller of functions to distinguish between things
> > like "no matches found" and "an exception occurred, so it's unknown if
> > any messages match the search". That's a general class of library
> > interface bugs that all need to be fixed.

I 've also hit this *API bug* and was wondering if a fix had been done since
then (I use notmuch 0.17) ? I found nothing on http://notmuchmail.org/news/