Return-Path: X-Original-To: notmuch@notmuchmail.org Delivered-To: notmuch@notmuchmail.org Received: from localhost (localhost [127.0.0.1]) by olra.theworths.org (Postfix) with ESMTP id 22B22429E20 for ; Mon, 9 May 2011 08:26:32 -0700 (PDT) X-Virus-Scanned: Debian amavisd-new at olra.theworths.org X-Spam-Flag: NO X-Spam-Score: -2.3 X-Spam-Level: X-Spam-Status: No, score=-2.3 tagged_above=-999 required=5 tests=[RCVD_IN_DNSWL_MED=-2.3] autolearn=disabled Received: from olra.theworths.org ([127.0.0.1]) by localhost (olra.theworths.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id UmJy2RgpLKcj for ; Mon, 9 May 2011 08:26:30 -0700 (PDT) Received: from ipex4.johnshopkins.edu (ipex4.johnshopkins.edu [128.220.161.141]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (No client certificate requested) by olra.theworths.org (Postfix) with ESMTPS id 49409431FB5 for ; Mon, 9 May 2011 08:26:30 -0700 (PDT) X-IronPort-AV: E=Sophos;i="4.64,341,1301889600"; d="scan'208";a="68695098" Received: from dyn-butler-159-101.dyn.columbia.edu (HELO gogo.home) ([128.59.159.101]) by ipex4.johnshopkins.edu with ESMTP/TLS/AES256-SHA; 09 May 2011 11:26:29 -0400 Received: from jkr by gogo.home with local (Exim 4.75) (envelope-from ) id 1QJSLt-0001MZ-GJ; Mon, 09 May 2011 11:26:29 -0400 From: Jesse Rosenthal To: Anton Khirnov , David Bremner , notmuch@notmuchmail.org Subject: Re: [PATCH] python/thread: always return a string in get_subject/authors In-Reply-To: <87k4dzc2zf.fsf@gogo.home> References: <1304924794-20380-1-git-send-email-anton@khirnov.net> <87bozcvzdy.fsf@zancas.localnet> <20110509151310.4FF447F508@zohar.localdomain> <87k4dzc2zf.fsf@gogo.home> User-Agent: Notmuch/0.5-192-gecd6549 (http://notmuchmail.org) Emacs/23.3.1 (i486-pc-linux-gnu) Date: Mon, 09 May 2011 11:26:29 -0400 Message-ID: <87hb93c2u2.fsf@gogo.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-BeenThere: notmuch@notmuchmail.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: "Use and development of the notmuch mail system." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 09 May 2011 15:26:32 -0000 On Mon, 09 May 2011 11:23:16 -0400, Jesse Rosenthal wrote: > The RFC says yes on the author, no on the subject. The only things > guaranteed are "From:" and originating timestamp. So I'm not sure why > subject should be guaranteed a string result and not, say, "Cc." Apologies -- I realize now you were talking about threads and not messages, so I can't defer to RFCs. I still agree with the others, and about how python users would deal with it. But I see your point better now. Sorry to clutter.