From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on yquem.inria.fr X-Spam-Level: X-Spam-Status: No, score=0.8 required=5.0 tests=AWL,SPF_FAIL autolearn=disabled version=3.1.3 X-Original-To: caml-list@yquem.inria.fr Delivered-To: caml-list@yquem.inria.fr Received: from mail2-relais-roc.national.inria.fr (mail2-relais-roc.national.inria.fr [192.134.164.83]) by yquem.inria.fr (Postfix) with ESMTP id EC862BB84 for ; Sun, 23 Nov 2008 12:01:38 +0100 (CET) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AgYDAPbGKElQRFuwgWdsb2JhbACTXAEBFiK6VYJ8 X-IronPort-AV: E=Sophos;i="4.33,653,1220220000"; d="scan'208";a="17503879" Received: from furbychan.cocan.org ([80.68.91.176]) by mail2-smtp-roc.national.inria.fr with ESMTP/TLS/AES256-SHA; 23 Nov 2008 12:01:38 +0100 Received: from rich by furbychan.cocan.org with local (Exim 4.63) (envelope-from ) id 1L4Cif-0004Kd-K2; Sun, 23 Nov 2008 11:01:37 +0000 Date: Sun, 23 Nov 2008 11:01:37 +0000 To: Stefano Zacchiroli Cc: caml-list@yquem.inria.fr Subject: Re: [Caml-list] open Module (not?) considered harmful Message-ID: <20081123110137.GA16622@annexia.org> References: <1227002178.6170.25.camel@Blefuscu> <200811182330.03947.jon@ffconsultancy.com> <1227076192.6290.7.camel@Blefuscu> <4b5157c30811190146l2c6a5e2cv4a085bcc14ae5f4@mail.gmail.com> <20081119211124.51610ae9@alcazar.inria.fr> <1227172839-sup-5973@ausone.inria.fr> <20081120103303.GA25346@annexia.org> <20081120104914.GA14355@usha.takhisis.invalid> <20081120114103.GA26521@annexia.org> <20081123103817.GF27327@usha.takhisis.invalid> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20081123103817.GF27327@usha.takhisis.invalid> User-Agent: Mutt/1.5.13 (2006-08-11) From: Richard Jones X-Spam: no; 0.00; 0100,:01 zacchiroli:01 syntax:01 foo:01 cpan:01 23,:98 20,:98 wrote:01 wrote:01 caml-list:01 define:02 define:02 idiomatic:02 authors:03 authors:03 On Sun, Nov 23, 2008 at 11:38:17AM +0100, Stefano Zacchiroli wrote: > On Thu, Nov 20, 2008 at 11:41:03AM +0000, Richard Jones wrote: > > > The most straightforward solution to this problem to me looks like > > > providing a syntax equivalent like "from Module import foo, bar" > > > which selectively imports only some identifiers from a given module. > > > > Again, Perl gets this mostly right, in that the module developer can > > define "modes of use" of the module. In Perl something like: > > > > use CGI qw(:standard); > > That's interesting, but requires support in all involved library. Do > you know how CPAN authors are required to annotate what is "standard" > and what is not? It's left to the module authors to define how these labels work, although there are a lot of idiomatic uses. Rich. -- Richard Jones Red Hat