Lite Custom Google Search Alternative for a django site

Right now I have a search bar that is a customized Google search.  It's basically an ordinary Google search whose results are narrowed to only the portions of Nnums that it has indexed.  Since indexing is incomplete and occasional, it's not a great way to search for a bit of data.

Here's a post on a simple way to search the models on your site:

http://julienphalip.com/post/2825034077/adding-search-to-a-django-site-in-a-snap

I think I'll have to try this out.