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From: Barry Margolin <barry.margolin@level3.com>
Subject: Re: replacing a certain element in a list with another
Date: Thu, 23 Oct 2003 15:18:28 GMT	[thread overview]
Message-ID: <8jSlb.186$lK3.106@news.level3.com> (raw)
In-Reply-To: m3u160cea8.fsf@tfkp07.physik.uni-erlangen.de

In article <m3u160cea8.fsf@tfkp07.physik.uni-erlangen.de>,
Roland Winkler  <Roland.Winkler@physik.uni-erlangen.de> wrote:
>It might be helpful to add a comment to the docstring or info page
>for nreverse saying that its argument is modified such that
>afterwards it is a 1-element list containing the last element of the
>reversed list.

Why?  Then if someone came up with a way to do the reversing efficiently in
a different way, they wouldn't be able to change it, because the
documentation would lock them into the current behavior.

The documentation should only specify the parts of the behavior that users
can depend on, not incidental results of a particular implementation.

-- 
Barry Margolin, barry.margolin@level3.com
Level(3), Woburn, MA
*** DON'T SEND TECHNICAL QUESTIONS DIRECTLY TO ME, post them to newsgroups.
Please DON'T copy followups to me -- I'll assume it wasn't posted to the group.

  parent reply	other threads:[~2003-10-23 15:18 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-09-30  8:38 replacing a certain element in a list with another Klaus Berndl
2003-09-30  9:05 ` David Kastrup
2003-09-30  9:59   ` Klaus Berndl
2003-09-30 10:03     ` David Kastrup
2003-09-30 10:19       ` Klaus Berndl
2003-09-30 12:12     ` Pascal Bourguignon
2003-09-30 14:14       ` Stefan Monnier
2003-09-30 14:26         ` Klaus Berndl
2003-09-30 14:16 ` Stefan Monnier
2003-09-30 14:28   ` Klaus Berndl
2003-09-30 15:03     ` Stefan Monnier
2003-09-30 15:30       ` Kevin Rodgers
2003-09-30 15:47         ` Stefan Monnier
2003-09-30 18:27           ` Roland Winkler
2003-09-30 20:01             ` Barry Margolin
2003-10-16 20:52             ` Kai Grossjohann
2003-10-22 20:06               ` Roland Winkler
2003-10-22 20:32                 ` Barry Margolin
2003-10-23 12:46                   ` Roland Winkler
2003-10-23 14:25                     ` Stefan Monnier
2003-10-23 15:30                       ` Kevin Rodgers
2003-10-23 15:18                     ` Barry Margolin [this message]
2003-10-23 22:03                       ` Roland Winkler
2003-10-23 22:20                         ` Barry Margolin
2003-10-24 12:02                           ` Roland Winkler
2003-10-24 15:06                             ` Barry Margolin
2003-10-25 11:25                             ` Oliver Scholz

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