From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Noam Postavsky Newsgroups: gmane.emacs.bugs Subject: bug#23095: 24.5; python-shell-unbuffered causes problems on Windows Date: Sun, 03 Dec 2017 00:43:38 -0500 Message-ID: <87tvx8icxh.fsf@users.sourceforge.net> References: <83oaa52o4r.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1512279859 28382 195.159.176.226 (3 Dec 2017 05:44:19 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 3 Dec 2017 05:44:19 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.90 (gnu/linux) Cc: 23095@debbugs.gnu.org To: Will Wykeham Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Dec 03 06:44:08 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1eLN4S-0006qH-Ho for geb-bug-gnu-emacs@m.gmane.org; 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Sat, 02 Dec 2017 21:43:41 -0800 (PST) Original-Received: from zebian ([45.2.119.34]) by smtp.googlemail.com with ESMTPSA id j67sm4677489iod.12.2017.12.02.21.43.39 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sat, 02 Dec 2017 21:43:40 -0800 (PST) In-Reply-To: (Will Wykeham's message of "Wed, 23 Mar 2016 16:05:38 +0000") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:140636 Archived-At: close 23095 26.1 unarchive 21376 merge 23095 21376 quit Will Wykeham writes: >>> I haven't got to the bottom of why unbuffered is causing this >>> problem. My suspicion is that it relates to the fact that >>> PYTHONUNBUFFERED on Windows also causes python to process stdin/stdout >>> as binary (which also affects line ending processing). >> >> On Windows, Emacs communicates with subprocesses via pipes, which are >> buffered. > > Ah. In which case, it sounds like the appropriate thing would be to > set the default value of 'python-shell-unbuffered' to nil on Windows. So it turns out this is actually some weird bug in w32 Python 2.x, we work around it in Emacs 26 now. https://debbugs.gnu.org/cgi/bugreport.cgi?bug=21376#11