Booleans, integer division, backwards compatibility; where is Python going?

[Dave Brueck]

Paul Rubin <phr-n2002a at nightsong.com> wrote in message news:<7xadshtrj1.fsf at ruckus.brouhaha.com>...
> Peter Hansen <peter at engcorp.com> writes:
> > No, that's "stagnant"...
> > 
> > Stable is also a good adjective for it, since most of the older
> > code still runs unchanged, and Python from ten years ago is
> > still very recognizable to new coders today.
> 
> Stable doesn't just mean old scripts run without change in new
> interpreters.  It also means new scripts usually run without change in
> old interpreters.

How could that possibly work? I must be misunderstanding what you mean
- could you please give an example from another language that
illustrates your point?

-Dave