Misc/NEWS.d/3.11.2.rst - platform/external/python/cpython3 - Git at Google

 .. date: 2023-02-06-20-13-36
 .. gh-issue: 92173
 .. nonce: RQE0mk
 .. release date: 2023-02-07
 .. section: Core and Builtins

 Fix the ``defs`` and ``kwdefs`` arguments to :c:func:`PyEval_EvalCodeEx` and
 a reference leak in that function.

 ..

 .. date: 2023-01-30-08-59-47
 .. gh-issue: 101400
 .. nonce: Di_ZFm
 .. section: Core and Builtins

 Fix wrong lineno in exception message on :keyword:`continue` or
 :keyword:`break` which are not in a loop. Patch by Dong-hee Na.

 ..

 .. date: 2023-01-28-20-31-42
 .. gh-issue: 101372
 .. nonce: 8BcpCC
 .. section: Core and Builtins

 Fix :func:`~unicodedata.is_normalized` to properly handle the UCD 3.2.0
 cases. Patch by Dong-hee Na.

 ..

 .. date: 2023-01-15-03-26-04
 .. gh-issue: 101046
 .. nonce: g2CM4S
 .. section: Core and Builtins

 Fix a possible memory leak in the parser when raising :exc:`MemoryError`.
 Patch by Pablo Galindo

 ..

 .. date: 2023-01-14-17-03-08
 .. gh-issue: 101037
 .. nonce: 9ATNuf
 .. section: Core and Builtins

 Fix potential memory underallocation issue for instances of :class:`int`
 subclasses with value zero.

 ..

 .. date: 2023-01-11-22-52-19
 .. gh-issue: 100942
 .. nonce: ontOy_
 .. section: Core and Builtins

 Fixed segfault in property.getter/setter/deleter that occurred when a
 property subclass overrode the ``__new__`` method to return a non-property
 instance.

 ..

 .. date: 2023-01-10-14-11-17
 .. gh-issue: 100892
 .. nonce: qfBVYI
 .. section: Core and Builtins

 Fix race while iterating over thread states in clearing
 :class:`threading.local`. Patch by Kumar Aditya.

 ..

 .. date: 2023-01-06-02-02-11
 .. gh-issue: 100776
 .. nonce: pP8xux
 .. section: Core and Builtins

 Fix misleading default value in :func:`input`'s ``__text_signature__``.

 ..

 .. date: 2023-01-01-15-59-48
 .. gh-issue: 100637
 .. nonce: M2n6Kg
 .. section: Core and Builtins

 Fix :func:`int.__sizeof__` calculation to include the 1 element ob_digit
 array for 0 and False.

 ..

 .. date: 2022-12-31-23-32-09
 .. gh-issue: 100649
 .. nonce: C0fY4S
 .. section: Core and Builtins

 Update the native_thread_id field of PyThreadState after fork.

 ..

 .. date: 2022-12-20-16-14-19
 .. gh-issue: 100374
 .. nonce: YRrVHT
 .. section: Core and Builtins

 Fix incorrect result and delay in :func:`socket.getfqdn`. Patch by Dominic
 Socular.

 ..

 .. date: 2022-12-12-01-05-16
 .. gh-issue: 99110
 .. nonce: 1JqtIg
 .. section: Core and Builtins

 Initialize frame->previous in frameobject.c to fix a segmentation fault when
 accessing frames created by :c:func:`PyFrame_New`.

 ..

 .. date: 2022-12-06-22-24-01
 .. gh-issue: 100050
 .. nonce: lcrPqQ
 .. section: Core and Builtins

 Honor existing errors obtained when searching for mismatching parentheses in
 the tokenizer. Patch by Pablo Galindo

 ..

 .. bpo: 32782
 .. date: 2018-02-06-23-21-13
 .. nonce: EJVSfR
 .. section: Core and Builtins

 ``ctypes`` arrays of length 0 now report a correct itemsize when a
 ``memoryview`` is constructed from them, rather than always giving a value
 of 0.

 ..

 .. date: 2023-02-05-14-39-49
 .. gh-issue: 101541
 .. nonce: Mo3ppp
 .. section: Library

 [Enum] - fix psuedo-flag creation

 ..

 .. date: 2023-01-25-18-07-20
 .. gh-issue: 101326
 .. nonce: KL4SFv
 .. section: Library

 Fix regression when passing ``None`` as second or third argument to
 ``FutureIter.throw``.

 ..

 .. date: 2023-01-21-16-50-22
 .. gh-issue: 100795
 .. nonce: NPMZf7
 .. section: Library

 Avoid potential unexpected ``freeaddrinfo`` call (double free) in
 :mod:`socket` when when a libc ``getaddrinfo()`` implementation leaves
 garbage in an output pointer when returning an error. Original patch by
 Sergey G. Brester.

 ..

 .. date: 2023-01-20-10-46-59
 .. gh-issue: 101143
 .. nonce: hJo8hu
 .. section: Library

 Remove unused references to :class:`~asyncio.TimerHandle` in
 ``asyncio.base_events.BaseEventLoop._add_callback``.

 ..

 .. date: 2023-01-18-17-58-50
 .. gh-issue: 101144
 .. nonce: FHd8Un
 .. section: Library

 Make :func:`zipfile.Path.open` and :func:`zipfile.Path.read_text` also
 accept ``encoding`` as a positional argument. This was the behavior in
 Python 3.9 and earlier.  3.10 introduced a regression where supplying it as
 a positional argument would lead to a :exc:`TypeError`.

 ..

 .. date: 2023-01-14-12-58-21
 .. gh-issue: 101015
 .. nonce: stWFid
 .. section: Library

 Fix :func:`typing.get_type_hints` on ``'*tuple[...]'`` and ``*tuple[...]``.
 It must not drop the ``Unpack`` part.

 ..

 .. date: 2023-01-12-01-18-13
 .. gh-issue: 100573
 .. nonce: KDskqo
 .. section: Library

 Fix a Windows :mod:`asyncio` bug with named pipes where a client doing
 ``os.stat()`` on the pipe would cause an error in the server that disabled
 serving future requests.

 ..

 .. date: 2023-01-07-15-13-47
 .. gh-issue: 100805
 .. nonce: 05rBz9
 .. section: Library

 Modify :func:`random.choice` implementation to once again work with NumPy
 arrays.

 ..

 .. date: 2023-01-04-22-10-31
 .. gh-issue: 90104
 .. nonce: yZk5EX
 .. section: Library

 Avoid RecursionError on ``repr`` if a dataclass field definition has a
 cyclic reference.

 ..

 .. date: 2023-01-04-14-42-59
 .. gh-issue: 100750
 .. nonce: iFJs5Y
 .. section: Library

 pass encoding kwarg to subprocess in platform

 ..

 .. date: 2023-01-04-12-58-59
 .. gh-issue: 100689
 .. nonce: Ce0ITG
 .. section: Library

 Fix crash in :mod:`pyexpat` by statically allocating ``PyExpat_CAPI``
 capsule.

 ..

 .. date: 2023-01-04-09-53-38
 .. gh-issue: 100740
 .. nonce: -j5UjI
 .. section: Library

 Fix ``unittest.mock.Mock`` not respecting the spec for attribute names
 prefixed with ``assert``.

 ..

 .. date: 2022-12-30-07-49-08
 .. gh-issue: 86508
 .. nonce: nGZDzC
 .. section: Library

 Fix :func:`asyncio.open_connection` to skip binding to local addresses of
 different family. Patch by Kumar Aditya.

 ..

 .. date: 2022-12-24-08-42-05
 .. gh-issue: 100287
 .. nonce: n0oEuG
 .. section: Library

 Fix the interaction of :func:`unittest.mock.seal` with
 :class:`unittest.mock.AsyncMock`.

 ..

 .. date: 2022-12-23-21-02-43
 .. gh-issue: 100474
 .. nonce: gppA4U
 .. section: Library

 :mod:`http.server` now checks that an index page is actually a regular file
 before trying to serve it.  This avoids issues with directories named
 ``index.html``.

 ..

 .. date: 2022-12-21-18-29-24
 .. gh-issue: 100160
 .. nonce: isBmL5
 .. section: Library

 Remove any deprecation warnings in :func:`asyncio.get_event_loop`. They are
 deferred to Python 3.12.

 ..

 .. date: 2022-12-19-23-19-26
 .. gh-issue: 96290
 .. nonce: qFjsi6
 .. section: Library

 Fix handling of partial and invalid UNC drives in ``ntpath.splitdrive()``,
 and in ``ntpath.normpath()`` on non-Windows systems. Paths such as
 '\\server' and '\\' are now considered by ``splitdrive()`` to contain only a
 drive, and consequently are not modified by ``normpath()`` on non-Windows
 systems. The behaviour of ``normpath()`` on Windows systems is unaffected,
 as native OS APIs are used. Patch by Eryk Sun, with contributions by Barney
 Gale.

 ..

 .. date: 2022-12-19-20-54-04
 .. gh-issue: 78878
 .. nonce: JrkYqJ
 .. section: Library

 Fix crash when creating an instance of :class:`!_ctypes.CField`.

 ..

 .. date: 2022-12-11-14-38-59
 .. gh-issue: 99952
 .. nonce: IYGLzr
 .. section: Library

 Fix a reference undercounting issue in :class:`ctypes.Structure` with
 ``from_param()`` results larger than a C pointer.

 ..

 .. date: 2022-12-10-08-36-07
 .. gh-issue: 100133
 .. nonce: g-zQlp
 .. section: Library

 Fix regression in :mod:`asyncio` where a subprocess would sometimes lose
 data received from pipe.

 ..

 .. date: 2022-12-08-06-18-06
 .. gh-issue: 100098
 .. nonce: uBvPlp
 .. section: Library

 Fix ``tuple`` subclasses being cast to ``tuple`` when used as enum values.

 ..

 .. date: 2022-12-03-20-06-16
 .. gh-issue: 98778
 .. nonce: t5U9uc
 .. section: Library

 Update :exc:`~urllib.error.HTTPError` to be initialized properly, even if
 the ``fp`` is ``None``. Patch by Dong-hee Na.

 ..

 .. date: 2022-11-21-16-24-01
 .. gh-issue: 83035
 .. nonce: qZIujU
 .. section: Library

 Fix :func:`inspect.getsource` handling of decorator calls with nested
 parentheses.

 ..

 .. date: 2022-11-20-11-59-54
 .. gh-issue: 99576
 .. nonce: ZD7jU6
 .. section: Library

 Fix ``.save()`` method for ``LWPCookieJar`` and ``MozillaCookieJar``: saved
 file was not truncated on repeated save.

 ..

 .. date: 2022-11-13-15-32-19
 .. gh-issue: 99433
 .. nonce: Ys6y0A
 .. section: Library

 Fix :mod:`doctest` failure on :class:`types.MethodWrapperType` in modules.

 ..

 .. date: 2022-11-08-15-54-43
 .. gh-issue: 99240
 .. nonce: MhYwcz
 .. section: Library

 Fix double-free bug in Argument Clinic ``str_converter`` by extracting
 memory clean up to a new ``post_parsing`` section.

 ..

 .. date: 2022-11-08-11-18-51
 .. gh-issue: 64490
 .. nonce: VcBgrN
 .. section: Library

 Fix refcount error when arguments are packed to tuple in Argument Clinic.

 ..

 .. date: 2022-10-28-07-24-34
 .. gh-issue: 85267
 .. nonce: xUy_Wm
 .. section: Library

 Several improvements to :func:`inspect.signature`'s handling of
 ``__text_signature``. - Fixes a case where :func:`inspect.signature` dropped
 parameters - Fixes a case where :func:`inspect.signature` raised
 :exc:`tokenize.TokenError` - Allows :func:`inspect.signature` to understand
 defaults involving binary operations of constants -
 :func:`inspect.signature` is documented as only raising :exc:`TypeError` or
 :exc:`ValueError`, but sometimes raised :exc:`RuntimeError`. These cases now
 raise :exc:`ValueError` - Removed a dead code path

 ..

 .. date: 2022-08-11-10-02-19
 .. gh-issue: 95882
 .. nonce: FsUr72
 .. section: Library

 Fix a 3.11 regression in :func:`~contextlib.asynccontextmanager`, which
 caused it to propagate exceptions with incorrect tracebacks and fix a 3.11
 regression in  :func:`~contextlib.contextmanager`, which caused it to
 propagate exceptions with incorrect tracebacks for :exc:`StopIteration`.

 ..

 .. bpo: 44817
 .. date: 2021-08-03-05-31-00
 .. nonce: wOW_Qn
 .. section: Library

 Ignore WinError 53 (ERROR_BAD_NETPATH), 65 (ERROR_NETWORK_ACCESS_DENIED) and
 161 (ERROR_BAD_PATHNAME) when using ntpath.realpath().

 ..

 .. bpo: 40447
 .. date: 2020-05-03-12-55-55
 .. nonce: oKR0Lj
 .. section: Library

 Accept :class:`os.PathLike` (such as :class:`pathlib.Path`) in the
 ``stripdir`` arguments of :meth:`compileall.compile_file` and
 :meth:`compileall.compile_dir`.

 ..

 .. bpo: 36880
 .. date: 2019-05-13-11-37-30
 .. nonce: ZgBgH0
 .. section: Library

 Fix a reference counting issue when a :mod:`ctypes` callback with return
 type :class:`~ctypes.py_object` returns ``None``, which could cause crashes.

 ..

 .. date: 2022-12-30-00-42-23
 .. gh-issue: 100616
 .. nonce: eu80ij
 .. section: Documentation

 Document existing ``attr`` parameter to :func:`curses.window.vline` function
 in :mod:`curses`.

 ..

 .. date: 2022-12-23-21-42-26
 .. gh-issue: 100472
 .. nonce: NNixfO
 .. section: Documentation

 Remove claim in documentation that the ``stripdir``, ``prependdir`` and
 ``limit_sl_dest`` parameters of :func:`compileall.compile_dir` and
 :func:`compileall.compile_file` could be :class:`bytes`.

 ..

 .. date: 2022-12-02-17-08-08
 .. gh-issue: 99931
 .. nonce: wC46hE
 .. section: Documentation

 Use `sphinxext-opengraph <https://sphinxext-opengraph.readthedocs.io/>`__ to
 generate `OpenGraph metadata <https://ogp.me/>`__.

 ..

 .. date: 2023-02-04-17-24-33
 .. gh-issue: 101334
 .. nonce: _yOqwg
 .. section: Tests

 ``test_tarfile`` has been updated to pass when run as a high UID.

 ..

 .. date: 2022-12-23-13-29-55
 .. gh-issue: 100454
 .. nonce: 3no0cW
 .. section: Tests

 Start running SSL tests with OpenSSL 3.1.0-beta1.

 ..

 .. date: 2022-08-22-15-49-14
 .. gh-issue: 96002
 .. nonce: 4UE9UE
 .. section: Tests

 Add functional test for Argument Clinic.

 ..

 .. date: 2023-02-02-23-43-46
 .. gh-issue: 101522
 .. nonce: lnUDta
 .. section: Build

 Allow overriding Windows dependencies versions and paths using MSBuild
 properties.

 ..

 .. date: 2023-02-03-17-53-06
 .. gh-issue: 101543
 .. nonce: cORAT4
 .. section: Windows

 Ensure the install path in the registry is only used when the standard
 library hasn't been located in any other way.

 ..

 .. date: 2023-01-31-16-50-07
 .. gh-issue: 101467
 .. nonce: ye9t-L
 .. section: Windows

 The ``py.exe`` launcher now correctly filters when only a single runtime is
 installed. It also correctly handles prefix matches on tags so that ``-3.1``
 does not match ``3.11``, but would still match ``3.1-32``.

 ..

 .. date: 2023-01-18-18-25-18
 .. gh-issue: 101135
 .. nonce: HF9VlG
 .. section: Windows

 Restore ability to launch older 32-bit versions from the :file:`py.exe`
 launcher when both 32-bit and 64-bit installs of the same version are
 available.

 ..

 .. date: 2023-01-17-18-17-58
 .. gh-issue: 82052
 .. nonce: mWyysT
 .. section: Windows

 Fixed an issue where writing more than 32K of Unicode output to the console
 screen in one go can result in mojibake.

 ..

 .. date: 2023-01-11-16-28-09
 .. gh-issue: 100320
 .. nonce: 2DU2it
 .. section: Windows

 Ensures the ``PythonPath`` registry key from an install is used when
 launching from a different copy of Python that relies on an existing install
 to provide a copy of its modules and standard library.

 ..

 .. date: 2023-01-11-14-42-11
 .. gh-issue: 100247
 .. nonce: YfEmSz
 .. section: Windows

 Restores support for the :file:`py.exe` launcher finding shebang commands in
 its configuration file using the full command name.

 ..

 .. date: 2023-01-09-23-03-57
 .. gh-issue: 100180
 .. nonce: b5phrg
 .. section: Windows

 Update Windows installer to OpenSSL 1.1.1s

 ..

 .. bpo: 43984
 .. date: 2021-05-02-15-29-33
 .. nonce: U92jiv
 .. section: Windows

 :meth:`winreg.SetValueEx` now leaves the target value untouched in the case
 of conversion errors. Previously, ``-1`` would be written in case of such
 errors.

 ..

 .. date: 2023-01-09-22-04-21
 .. gh-issue: 100180
 .. nonce: WVhCny
 .. section: macOS

 Update macOS installer to OpenSSL 1.1.1s

 ..

 .. bpo: 45256
 .. date: 2022-12-29-19-22-11
 .. nonce: a0ee_H
 .. section: Tools/Demos

 Fix a bug that caused an :exc:`AttributeError` to be raised in
 ``python-gdb.py`` when ``py-locals`` is used without a frame.

 ..

 .. date: 2022-12-19-10-08-53
 .. gh-issue: 100342
 .. nonce: qDFlQG
 .. section: Tools/Demos

 Add missing ``NULL`` check for possible allocation failure in ``*args``
 parsing in Argument Clinic.

 ..

 .. date: 2022-08-11-09-58-15
 .. gh-issue: 64490
 .. nonce: PjwhM4
 .. section: Tools/Demos

 Argument Clinic varargs bugfixes

 * Fix out-of-bounds error in :c:func:`!_PyArg_UnpackKeywordsWithVararg`.
 * Fix incorrect check which allowed more than one varargs in clinic.py.
 * Fix miscalculation of ``noptargs`` in generated code.
 * Do not generate ``noptargs`` when there is a vararg argument and no optional argument.

 ..

 .. date: 2022-11-30-16-39-22
 .. gh-issue: 99240
 .. nonce: 67nAX-
 .. section: C API

 In argument parsing, after deallocating newly allocated memory, reset its
 pointer to NULL.
	.. date: 2023-02-06-20-13-36
	.. gh-issue: 92173
	.. nonce: RQE0mk
	.. release date: 2023-02-07
	.. section: Core and Builtins

	Fix the ``defs`` and ``kwdefs`` arguments to :c:func:`PyEval_EvalCodeEx` and
	a reference leak in that function.

	..

	.. date: 2023-01-30-08-59-47
	.. gh-issue: 101400
	.. nonce: Di_ZFm
	.. section: Core and Builtins

	Fix wrong lineno in exception message on :keyword:`continue` or
	:keyword:`break` which are not in a loop. Patch by Dong-hee Na.

	..

	.. date: 2023-01-28-20-31-42
	.. gh-issue: 101372
	.. nonce: 8BcpCC
	.. section: Core and Builtins

	Fix :func:`~unicodedata.is_normalized` to properly handle the UCD 3.2.0
	cases. Patch by Dong-hee Na.

	..

	.. date: 2023-01-15-03-26-04
	.. gh-issue: 101046
	.. nonce: g2CM4S
	.. section: Core and Builtins

	Fix a possible memory leak in the parser when raising :exc:`MemoryError`.
	Patch by Pablo Galindo

	..

	.. date: 2023-01-14-17-03-08
	.. gh-issue: 101037
	.. nonce: 9ATNuf
	.. section: Core and Builtins

	Fix potential memory underallocation issue for instances of :class:`int`
	subclasses with value zero.

	..

	.. date: 2023-01-11-22-52-19
	.. gh-issue: 100942
	.. nonce: ontOy_
	.. section: Core and Builtins

	Fixed segfault in property.getter/setter/deleter that occurred when a
	property subclass overrode the ``__new__`` method to return a non-property
	instance.

	..

	.. date: 2023-01-10-14-11-17
	.. gh-issue: 100892
	.. nonce: qfBVYI
	.. section: Core and Builtins

	Fix race while iterating over thread states in clearing
	:class:`threading.local`. Patch by Kumar Aditya.

	..

	.. date: 2023-01-06-02-02-11
	.. gh-issue: 100776
	.. nonce: pP8xux
	.. section: Core and Builtins

	Fix misleading default value in :func:`input`'s ``__text_signature__``.

	..

	.. date: 2023-01-01-15-59-48
	.. gh-issue: 100637
	.. nonce: M2n6Kg
	.. section: Core and Builtins

	Fix :func:`int.__sizeof__` calculation to include the 1 element ob_digit
	array for 0 and False.

	..

	.. date: 2022-12-31-23-32-09
	.. gh-issue: 100649
	.. nonce: C0fY4S
	.. section: Core and Builtins

	Update the native_thread_id field of PyThreadState after fork.

	..

	.. date: 2022-12-20-16-14-19
	.. gh-issue: 100374
	.. nonce: YRrVHT
	.. section: Core and Builtins

	Fix incorrect result and delay in :func:`socket.getfqdn`. Patch by Dominic
	Socular.

	..

	.. date: 2022-12-12-01-05-16
	.. gh-issue: 99110
	.. nonce: 1JqtIg
	.. section: Core and Builtins

	Initialize frame->previous in frameobject.c to fix a segmentation fault when
	accessing frames created by :c:func:`PyFrame_New`.

	..

	.. date: 2022-12-06-22-24-01
	.. gh-issue: 100050
	.. nonce: lcrPqQ
	.. section: Core and Builtins

	Honor existing errors obtained when searching for mismatching parentheses in
	the tokenizer. Patch by Pablo Galindo

	..

	.. bpo: 32782
	.. date: 2018-02-06-23-21-13
	.. nonce: EJVSfR
	.. section: Core and Builtins

	``ctypes`` arrays of length 0 now report a correct itemsize when a
	``memoryview`` is constructed from them, rather than always giving a value
	of 0.

	..

	.. date: 2023-02-05-14-39-49
	.. gh-issue: 101541
	.. nonce: Mo3ppp
	.. section: Library

	[Enum] - fix psuedo-flag creation

	..

	.. date: 2023-01-25-18-07-20
	.. gh-issue: 101326
	.. nonce: KL4SFv
	.. section: Library

	Fix regression when passing ``None`` as second or third argument to
	``FutureIter.throw``.

	..

	.. date: 2023-01-21-16-50-22
	.. gh-issue: 100795
	.. nonce: NPMZf7
	.. section: Library

	Avoid potential unexpected ``freeaddrinfo`` call (double free) in
	:mod:`socket` when when a libc ``getaddrinfo()`` implementation leaves
	garbage in an output pointer when returning an error. Original patch by
	Sergey G. Brester.

	..

	.. date: 2023-01-20-10-46-59
	.. gh-issue: 101143
	.. nonce: hJo8hu
	.. section: Library

	Remove unused references to :class:`~asyncio.TimerHandle` in
	``asyncio.base_events.BaseEventLoop._add_callback``.

	..

	.. date: 2023-01-18-17-58-50
	.. gh-issue: 101144
	.. nonce: FHd8Un
	.. section: Library

	Make :func:`zipfile.Path.open` and :func:`zipfile.Path.read_text` also
	accept ``encoding`` as a positional argument. This was the behavior in
	Python 3.9 and earlier. 3.10 introduced a regression where supplying it as
	a positional argument would lead to a :exc:`TypeError`.

	..

	.. date: 2023-01-14-12-58-21
	.. gh-issue: 101015
	.. nonce: stWFid
	.. section: Library

	Fix :func:`typing.get_type_hints` on ``'tuple[...]'`` and ``tuple[...]``.
	It must not drop the ``Unpack`` part.

	..

	.. date: 2023-01-12-01-18-13
	.. gh-issue: 100573
	.. nonce: KDskqo
	.. section: Library

	Fix a Windows :mod:`asyncio` bug with named pipes where a client doing
	``os.stat()`` on the pipe would cause an error in the server that disabled
	serving future requests.

	..

	.. date: 2023-01-07-15-13-47
	.. gh-issue: 100805
	.. nonce: 05rBz9
	.. section: Library

	Modify :func:`random.choice` implementation to once again work with NumPy
	arrays.

	..

	.. date: 2023-01-04-22-10-31
	.. gh-issue: 90104
	.. nonce: yZk5EX
	.. section: Library

	Avoid RecursionError on ``repr`` if a dataclass field definition has a
	cyclic reference.

	..

	.. date: 2023-01-04-14-42-59
	.. gh-issue: 100750
	.. nonce: iFJs5Y
	.. section: Library

	pass encoding kwarg to subprocess in platform

	..

	.. date: 2023-01-04-12-58-59
	.. gh-issue: 100689
	.. nonce: Ce0ITG
	.. section: Library

	Fix crash in :mod:`pyexpat` by statically allocating ``PyExpat_CAPI``
	capsule.

	..

	.. date: 2023-01-04-09-53-38
	.. gh-issue: 100740
	.. nonce: -j5UjI
	.. section: Library

	Fix ``unittest.mock.Mock`` not respecting the spec for attribute names
	prefixed with ``assert``.

	..

	.. date: 2022-12-30-07-49-08
	.. gh-issue: 86508
	.. nonce: nGZDzC
	.. section: Library

	Fix :func:`asyncio.open_connection` to skip binding to local addresses of
	different family. Patch by Kumar Aditya.

	..

	.. date: 2022-12-24-08-42-05
	.. gh-issue: 100287
	.. nonce: n0oEuG
	.. section: Library

	Fix the interaction of :func:`unittest.mock.seal` with
	:class:`unittest.mock.AsyncMock`.

	..

	.. date: 2022-12-23-21-02-43
	.. gh-issue: 100474
	.. nonce: gppA4U
	.. section: Library

	:mod:`http.server` now checks that an index page is actually a regular file
	before trying to serve it. This avoids issues with directories named
	``index.html``.

	..

	.. date: 2022-12-21-18-29-24
	.. gh-issue: 100160
	.. nonce: isBmL5
	.. section: Library

	Remove any deprecation warnings in :func:`asyncio.get_event_loop`. They are
	deferred to Python 3.12.

	..

	.. date: 2022-12-19-23-19-26
	.. gh-issue: 96290
	.. nonce: qFjsi6
	.. section: Library

	Fix handling of partial and invalid UNC drives in ``ntpath.splitdrive()``,
	and in ``ntpath.normpath()`` on non-Windows systems. Paths such as
	'\\server' and '\\' are now considered by ``splitdrive()`` to contain only a
	drive, and consequently are not modified by ``normpath()`` on non-Windows
	systems. The behaviour of ``normpath()`` on Windows systems is unaffected,
	as native OS APIs are used. Patch by Eryk Sun, with contributions by Barney
	Gale.

	..

	.. date: 2022-12-19-20-54-04
	.. gh-issue: 78878
	.. nonce: JrkYqJ
	.. section: Library

	Fix crash when creating an instance of :class:`!_ctypes.CField`.

	..

	.. date: 2022-12-11-14-38-59
	.. gh-issue: 99952
	.. nonce: IYGLzr
	.. section: Library

	Fix a reference undercounting issue in :class:`ctypes.Structure` with
	``from_param()`` results larger than a C pointer.

	..

	.. date: 2022-12-10-08-36-07
	.. gh-issue: 100133
	.. nonce: g-zQlp
	.. section: Library

	Fix regression in :mod:`asyncio` where a subprocess would sometimes lose
	data received from pipe.

	..

	.. date: 2022-12-08-06-18-06
	.. gh-issue: 100098
	.. nonce: uBvPlp
	.. section: Library

	Fix ``tuple`` subclasses being cast to ``tuple`` when used as enum values.

	..

	.. date: 2022-12-03-20-06-16
	.. gh-issue: 98778
	.. nonce: t5U9uc
	.. section: Library

	Update :exc:`~urllib.error.HTTPError` to be initialized properly, even if
	the ``fp`` is ``None``. Patch by Dong-hee Na.

	..

	.. date: 2022-11-21-16-24-01
	.. gh-issue: 83035
	.. nonce: qZIujU
	.. section: Library

	Fix :func:`inspect.getsource` handling of decorator calls with nested
	parentheses.

	..

	.. date: 2022-11-20-11-59-54
	.. gh-issue: 99576
	.. nonce: ZD7jU6
	.. section: Library

	Fix ``.save()`` method for ``LWPCookieJar`` and ``MozillaCookieJar``: saved
	file was not truncated on repeated save.

	..

	.. date: 2022-11-13-15-32-19
	.. gh-issue: 99433
	.. nonce: Ys6y0A
	.. section: Library

	Fix :mod:`doctest` failure on :class:`types.MethodWrapperType` in modules.

	..

	.. date: 2022-11-08-15-54-43
	.. gh-issue: 99240
	.. nonce: MhYwcz
	.. section: Library

	Fix double-free bug in Argument Clinic ``str_converter`` by extracting
	memory clean up to a new ``post_parsing`` section.

	..

	.. date: 2022-11-08-11-18-51
	.. gh-issue: 64490
	.. nonce: VcBgrN
	.. section: Library

	Fix refcount error when arguments are packed to tuple in Argument Clinic.

	..

	.. date: 2022-10-28-07-24-34
	.. gh-issue: 85267
	.. nonce: xUy_Wm
	.. section: Library

	Several improvements to :func:`inspect.signature`'s handling of
	``__text_signature``. - Fixes a case where :func:`inspect.signature` dropped
	parameters - Fixes a case where :func:`inspect.signature` raised
	:exc:`tokenize.TokenError` - Allows :func:`inspect.signature` to understand
	defaults involving binary operations of constants -
	:func:`inspect.signature` is documented as only raising :exc:`TypeError` or
	:exc:`ValueError`, but sometimes raised :exc:`RuntimeError`. These cases now
	raise :exc:`ValueError` - Removed a dead code path

	..

	.. date: 2022-08-11-10-02-19
	.. gh-issue: 95882
	.. nonce: FsUr72
	.. section: Library

	Fix a 3.11 regression in :func:`~contextlib.asynccontextmanager`, which
	caused it to propagate exceptions with incorrect tracebacks and fix a 3.11
	regression in :func:`~contextlib.contextmanager`, which caused it to
	propagate exceptions with incorrect tracebacks for :exc:`StopIteration`.

	..

	.. bpo: 44817
	.. date: 2021-08-03-05-31-00
	.. nonce: wOW_Qn
	.. section: Library

	Ignore WinError 53 (ERROR_BAD_NETPATH), 65 (ERROR_NETWORK_ACCESS_DENIED) and
	161 (ERROR_BAD_PATHNAME) when using ntpath.realpath().

	..

	.. bpo: 40447
	.. date: 2020-05-03-12-55-55
	.. nonce: oKR0Lj
	.. section: Library

	Accept :class:`os.PathLike` (such as :class:`pathlib.Path`) in the
	``stripdir`` arguments of :meth:`compileall.compile_file` and
	:meth:`compileall.compile_dir`.

	..

	.. bpo: 36880
	.. date: 2019-05-13-11-37-30
	.. nonce: ZgBgH0
	.. section: Library

	Fix a reference counting issue when a :mod:`ctypes` callback with return
	type :class:`~ctypes.py_object` returns ``None``, which could cause crashes.

	..

	.. date: 2022-12-30-00-42-23
	.. gh-issue: 100616
	.. nonce: eu80ij
	.. section: Documentation

	Document existing ``attr`` parameter to :func:`curses.window.vline` function
	in :mod:`curses`.

	..

	.. date: 2022-12-23-21-42-26
	.. gh-issue: 100472
	.. nonce: NNixfO
	.. section: Documentation

	Remove claim in documentation that the ``stripdir``, ``prependdir`` and
	``limit_sl_dest`` parameters of :func:`compileall.compile_dir` and
	:func:`compileall.compile_file` could be :class:`bytes`.

	..

	.. date: 2022-12-02-17-08-08
	.. gh-issue: 99931
	.. nonce: wC46hE
	.. section: Documentation

	Use `sphinxext-opengraph <https://sphinxext-opengraph.readthedocs.io/>`__ to
	generate `OpenGraph metadata <https://ogp.me/>`__.

	..

	.. date: 2023-02-04-17-24-33
	.. gh-issue: 101334
	.. nonce: _yOqwg
	.. section: Tests

	``test_tarfile`` has been updated to pass when run as a high UID.

	..

	.. date: 2022-12-23-13-29-55
	.. gh-issue: 100454
	.. nonce: 3no0cW
	.. section: Tests

	Start running SSL tests with OpenSSL 3.1.0-beta1.

	..

	.. date: 2022-08-22-15-49-14
	.. gh-issue: 96002
	.. nonce: 4UE9UE
	.. section: Tests

	Add functional test for Argument Clinic.

	..

	.. date: 2023-02-02-23-43-46
	.. gh-issue: 101522
	.. nonce: lnUDta
	.. section: Build

	Allow overriding Windows dependencies versions and paths using MSBuild
	properties.

	..

	.. date: 2023-02-03-17-53-06
	.. gh-issue: 101543
	.. nonce: cORAT4
	.. section: Windows

	Ensure the install path in the registry is only used when the standard
	library hasn't been located in any other way.

	..

	.. date: 2023-01-31-16-50-07
	.. gh-issue: 101467
	.. nonce: ye9t-L
	.. section: Windows

	The ``py.exe`` launcher now correctly filters when only a single runtime is
	installed. It also correctly handles prefix matches on tags so that ``-3.1``
	does not match ``3.11``, but would still match ``3.1-32``.

	..

	.. date: 2023-01-18-18-25-18
	.. gh-issue: 101135
	.. nonce: HF9VlG
	.. section: Windows

	Restore ability to launch older 32-bit versions from the :file:`py.exe`
	launcher when both 32-bit and 64-bit installs of the same version are
	available.

	..

	.. date: 2023-01-17-18-17-58
	.. gh-issue: 82052
	.. nonce: mWyysT
	.. section: Windows

	Fixed an issue where writing more than 32K of Unicode output to the console
	screen in one go can result in mojibake.

	..

	.. date: 2023-01-11-16-28-09
	.. gh-issue: 100320
	.. nonce: 2DU2it
	.. section: Windows

	Ensures the ``PythonPath`` registry key from an install is used when
	launching from a different copy of Python that relies on an existing install
	to provide a copy of its modules and standard library.

	..

	.. date: 2023-01-11-14-42-11
	.. gh-issue: 100247
	.. nonce: YfEmSz
	.. section: Windows

	Restores support for the :file:`py.exe` launcher finding shebang commands in
	its configuration file using the full command name.

	..

	.. date: 2023-01-09-23-03-57
	.. gh-issue: 100180
	.. nonce: b5phrg
	.. section: Windows

	Update Windows installer to OpenSSL 1.1.1s

	..

	.. bpo: 43984
	.. date: 2021-05-02-15-29-33
	.. nonce: U92jiv
	.. section: Windows

	:meth:`winreg.SetValueEx` now leaves the target value untouched in the case
	of conversion errors. Previously, ``-1`` would be written in case of such
	errors.

	..

	.. date: 2023-01-09-22-04-21
	.. gh-issue: 100180
	.. nonce: WVhCny
	.. section: macOS

	Update macOS installer to OpenSSL 1.1.1s

	..

	.. bpo: 45256
	.. date: 2022-12-29-19-22-11
	.. nonce: a0ee_H
	.. section: Tools/Demos

	Fix a bug that caused an :exc:`AttributeError` to be raised in
	``python-gdb.py`` when ``py-locals`` is used without a frame.

	..

	.. date: 2022-12-19-10-08-53
	.. gh-issue: 100342
	.. nonce: qDFlQG
	.. section: Tools/Demos

	Add missing ``NULL`` check for possible allocation failure in ``*args``
	parsing in Argument Clinic.

	..

	.. date: 2022-08-11-09-58-15
	.. gh-issue: 64490
	.. nonce: PjwhM4
	.. section: Tools/Demos

	Argument Clinic varargs bugfixes

	* Fix out-of-bounds error in :c:func:`!_PyArg_UnpackKeywordsWithVararg`.
	* Fix incorrect check which allowed more than one varargs in clinic.py.
	* Fix miscalculation of ``noptargs`` in generated code.
	* Do not generate ``noptargs`` when there is a vararg argument and no optional argument.

	..

	.. date: 2022-11-30-16-39-22
	.. gh-issue: 99240
	.. nonce: 67nAX-
	.. section: C API

	In argument parsing, after deallocating newly allocated memory, reset its
	pointer to NULL.