"Advanced" Python programming book?

[Marco Salden]

On Jan 10, 2:35 pm, flow <drnco... at live.com> wrote:
> I've just finished reading a sort of beginner Python book, and I know
> quite a bit now but I'm looking for a book that can teach me advanced
> aspects of Python - code optimisation, threading, etc.
>
> Any recommendations?
>
> Cheers.

I like to add this one, which is nice to read just after reading the
"starters", covers all kinds of topics, and written by someone who
knows Python (I think at least).
http://oreilly.com/catalog/9780596009250/

HTH,
Marco