From 7bfe9b2c2b5eb0772e57f4888f7e7c4e8e680c39 Mon Sep 17 00:00:00 2001 From: Victor Stinner Date: Tue, 14 Jan 2020 13:38:25 +0100 Subject: [PATCH] bpo-37751: Document the change in What's New in Python 3.9 --- Doc/whatsnew/3.9.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Doc/whatsnew/3.9.rst b/Doc/whatsnew/3.9.rst index c94999999208d8..0f74d1bec8a1e0 100644 --- a/Doc/whatsnew/3.9.rst +++ b/Doc/whatsnew/3.9.rst @@ -439,6 +439,12 @@ Changes in the Python API :data:`~errno.EBADF` error. (Contributed by Victor Stinner in :issue:`39239`.) +* :func:`codecs.lookup` now normalizes the encoding name the same way than + :func:`encodings.normalize_encoding`, except that :func:`codecs.lookup` also + converts the name to lower case. For example, ``"latex+latin1"`` encoding + name is now normalized to ``"latex_latin1"``. + (Contributed by Jordon Xu in :issue:`37751`.) + CPython bytecode changes ------------------------