Books to begin learning Python

[Beliavsky]

On Aug 6, 4:08 pm, Mike Driscoll <kyoso... at gmail.com> wrote:
> On Aug 6, 2:56 pm, Edward Cormier <ecormier... at googlemail.com> wrote:
>
> > Which computer books are the best to begin learning Python 2.5 with?
> > I've heard that Learning Python 3rd Edition is a good choice - can
> > anyone give any more advice on this?
>
> > Thanks.
>
> There's lots of good books to read, including a few online ones. A lot
> of people like "Dive Into Python" (http://diveintopython.org/). If you
> want LOTS of information and some good code examples, Lutz's
> "Programming Python 3rd Ed" is great.

I have the 2nd edition. Has the 3rd edition been rewritten so that all
of its code will be valid in Python 3? I'd prefer not to buy Python
books that will become obsolete.