[Python-Dev] Re: Stability and change

Alex Martelli aleax@aleax.it
Mon, 8 Apr 2002 23:01:00 +0200

On Monday 08 April 2002 23:00, Guido van Rossum wrote:
> > the concept of 'undefined behavior' is, I believe, known
> > widely enough to rely on it a bit, at least where the docs mention it).
> Tell that to the people who write L.append(1, 2, 3) despite that it
> was never documented. :-(

I do -- if and when I see that (haven't seen it in ages).  Technical
managers at development shops know about stuff "accidentally
working" and are more tolerant of bug-fixes against that than of
other backwards-compatibility breaks, in my experience.