From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Add seq-random-elt Date: Fri, 21 Oct 2016 14:57:13 -0400 Message-ID: References: <878ttime2i.fsf@cassou.me> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1477076309 25649 195.159.176.226 (21 Oct 2016 18:58:29 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 21 Oct 2016 18:58:29 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2.50 (gnu/linux) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Oct 21 20:58:22 2016 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bxf0w-000381-Mg for ged-emacs-devel@m.gmane.org; Fri, 21 Oct 2016 20:57:58 +0200 Original-Received: from localhost ([::1]:33860 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bxf0y-0007d8-Vy for ged-emacs-devel@m.gmane.org; Fri, 21 Oct 2016 14:58:01 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43700) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bxf0r-0007cs-GF for emacs-devel@gnu.org; Fri, 21 Oct 2016 14:57:54 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bxf0n-0005eH-Lz for emacs-devel@gnu.org; Fri, 21 Oct 2016 14:57:53 -0400 Original-Received: from [195.159.176.226] (port=35499 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1bxf0n-0005e0-FD for emacs-devel@gnu.org; Fri, 21 Oct 2016 14:57:49 -0400 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1bxf0T-0008Fb-3w for emacs-devel@gnu.org; Fri, 21 Oct 2016 20:57:29 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 14 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:xOEubFGa6YIzDoTOt8813yrc+tE= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 195.159.176.226 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:208585 Archived-At: > +(cl-defgeneric seq-random-elt (sequence) > + "Return a random element from SEQUENCE." > + (seq-elt sequence (random (seq-length sequence)))) Hmm... do we really need that? What's the benefit? I have a hard time imagining that it's so commonly needed that it deserves to be in seq.el to avoid everyone redefining its own. Is there maybe a sequence which will provide another implementation? If not, I'd vote to keep this out of seq.el. Stefan