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https://github.com/python/cpython/commit/7bafa0cf586227987d3d662264d491e3780024b7
commit: 7bafa0cf586227987d3d662264d491e3780024b7
branch: main
author: Filipe Laíns <lains@riseup.net>
committer: ambv <lukasz@langa.pl>
date: 2021-10-19T20:18:50+02:00
summary:

bpo-45449: add note about PEP 585 in collections.abc's documentation (GH-29047)

Signed-off-by: Filipe Laíns <lains@riseup.net>

Co-authored-by: ?ukasz Langa <lukasz@langa.pl>

files:
A Misc/NEWS.d/next/Documentation/2021-10-19-01-41-40.bpo-45449.fjHZJc.rst
M Doc/library/collections.abc.rst

diff --git a/Doc/library/collections.abc.rst b/Doc/library/collections.abc.rst
index 07df1873bba58..132b0ce7192ac 100644
--- a/Doc/library/collections.abc.rst
+++ b/Doc/library/collections.abc.rst
@@ -104,6 +104,9 @@ example, knowing that a class supplies ``__getitem__``, ``__len__``, and
``__iter__`` is insufficient for distinguishing a :class:`Sequence` from
a :class:`Mapping`.

+.. versionadded:: 3.9
+ These abstract classes now support ``[]``. See :ref:`types-genericalias`
+ and :pep:`585`.

.. _collections-abstract-base-classes:

diff --git a/Misc/NEWS.d/next/Documentation/2021-10-19-01-41-40.bpo-45449.fjHZJc.rst b/Misc/NEWS.d/next/Documentation/2021-10-19-01-41-40.bpo-45449.fjHZJc.rst
new file mode 100644
index 0000000000000..fb817757a1487
--- /dev/null
+++ b/Misc/NEWS.d/next/Documentation/2021-10-19-01-41-40.bpo-45449.fjHZJc.rst
@@ -0,0 +1 @@
+Add note about :pep:`585` in :mod:`collections.abc`.

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