From: Shantanu Date: Mon, 18 May 2020 05:07:57 +0000 (-0700) Subject: bpo-13601: Mention stderr's line buffering in What's New (GH-20168) X-Git-Tag: v3.9.0b1~23 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d17f3d8315a3a775ab0807fc80acf92b1bd682f8;p=thirdparty%2FPython%2Fcpython.git bpo-13601: Mention stderr's line buffering in What's New (GH-20168) --- diff --git a/Doc/whatsnew/3.9.rst b/Doc/whatsnew/3.9.rst index 479c33b4a7fa..66e7c6461ecd 100644 --- a/Doc/whatsnew/3.9.rst +++ b/Doc/whatsnew/3.9.rst @@ -542,6 +542,10 @@ most platforms. On Fedora and SuSE, it is equal to ``"lib64"`` on 64-bit platforms. (Contributed by Jan Matějek, Matěj Cepl, Charalampos Stratakis and Victor Stinner in :issue:`1294959`.) +Previously, :attr:`sys.stderr` was block-buffered when non-interactive. Now +``stderr`` defaults to always being line-buffered. +(Contributed by Jendrik Seipp in :issue:`13601`.) + typing ------