mirror of https://github.com/python/cpython
gh-109975: What's new in 3.13: Add module headers to removals and sort (#110994)
This commit is contained in:
Hugo van Kemenade
GitHub
parent
8c689c9b88
commit
b845a9e145
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@ -813,37 +813,80 @@ PEP 594: dead batteries
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* :mod:`!xdrlib`.
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(Contributed by Victor Stinner in :gh:`104773`.)
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* Remove support for the keyword-argument method of creating
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:class:`typing.TypedDict` types, deprecated in Python 3.11.
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(Contributed by Tomas Roun in :gh:`104786`.)
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2to3
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----
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* Remove the ``2to3`` program and the :mod:`!lib2to3` module,
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deprecated in Python 3.11.
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(Contributed by Victor Stinner in :gh:`104780`.)
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* Namespaces ``typing.io`` and ``typing.re``, deprecated in Python 3.8,
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are now removed. The items in those namespaces can be imported directly
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from :mod:`typing`. (Contributed by Sebastian Rittau in :gh:`92871`.)
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* Remove the untested and undocumented :mod:`webbrowser` :class:`!MacOSX` class,
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deprecated in Python 3.11.
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Use the :class:`!MacOSXOSAScript` class (introduced in Python 3.2) instead.
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(Contributed by Hugo van Kemenade in :gh:`104804`.)
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* Remove support for using :class:`pathlib.Path` objects as context managers.
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This functionality was deprecated and made a no-op in Python 3.9.
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configparser
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------------
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* Remove the undocumented :class:`!configparser.LegacyInterpolation` class,
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deprecated in the docstring since Python 3.2,
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and with a deprecation warning since Python 3.11.
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(Contributed by Hugo van Kemenade in :gh:`104886`.)
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locale
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------
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* Remove ``locale.resetlocale()`` function deprecated in Python 3.11:
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use ``locale.setlocale(locale.LC_ALL, "")`` instead.
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(Contributed by Victor Stinner in :gh:`104783`.)
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logging
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-------
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* :mod:`logging`: Remove undocumented and untested ``Logger.warn()`` and
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``LoggerAdapter.warn()`` methods and ``logging.warn()`` function. Deprecated
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since Python 3.3, they were aliases to the :meth:`logging.Logger.warning`
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method, :meth:`!logging.LoggerAdapter.warning` method and
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:func:`logging.warning` function.
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(Contributed by Victor Stinner in :gh:`105376`.)
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pathlib
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-------
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* Remove support for using :class:`pathlib.Path` objects as context managers.
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This functionality was deprecated and made a no-op in Python 3.9.
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re
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--
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* Remove undocumented, never working, and deprecated ``re.template`` function
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and ``re.TEMPLATE`` flag (and ``re.T`` alias).
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(Contributed by Serhiy Storchaka and Nikita Sobolev in :gh:`105687`.)
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tkinter
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-------
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* Remove the :mod:`!tkinter.tix` module, deprecated in Python 3.6. The
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third-party Tix library which the module wrapped is unmaintained.
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(Contributed by Zachary Ware in :gh:`75552`.)
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turtle
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------
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* Remove the :meth:`!turtle.RawTurtle.settiltangle` method,
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deprecated in docs since Python 3.1
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and with a deprecation warning since Python 3.11.
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(Contributed by Hugo van Kemenade in :gh:`104876`.)
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typing
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------
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* Namespaces ``typing.io`` and ``typing.re``, deprecated in Python 3.8,
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are now removed. The items in those namespaces can be imported directly
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from :mod:`typing`. (Contributed by Sebastian Rittau in :gh:`92871`.)
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* Remove support for the keyword-argument method of creating
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:class:`typing.TypedDict` types, deprecated in Python 3.11.
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(Contributed by Tomas Roun in :gh:`104786`.)
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unittest
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--------
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* Removed the following :mod:`unittest` functions, deprecated in Python 3.11:
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* :func:`!unittest.findTestCases`
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@ -862,26 +905,8 @@ PEP 594: dead batteries
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method, deprecated in Python 3.11.
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(Contributed by Hugo van Kemenade in :gh:`104992`.)
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* Remove the :mod:`!tkinter.tix` module, deprecated in Python 3.6. The
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third-party Tix library which the module wrapped is unmaintained.
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(Contributed by Zachary Ware in :gh:`75552`.)
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* Remove the old trashcan macros ``Py_TRASHCAN_SAFE_BEGIN`` and
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``Py_TRASHCAN_SAFE_END``. They should be replaced by the new macros
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``Py_TRASHCAN_BEGIN`` and ``Py_TRASHCAN_END``. The new macros were
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added in Python 3.8 and the old macros were deprecated in Python 3.11.
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(Contributed by Irit Katriel in :gh:`105111`.)
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* Remove ``locale.resetlocale()`` function deprecated in Python 3.11:
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use ``locale.setlocale(locale.LC_ALL, "")`` instead.
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(Contributed by Victor Stinner in :gh:`104783`.)
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* :mod:`logging`: Remove undocumented and untested ``Logger.warn()`` and
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``LoggerAdapter.warn()`` methods and ``logging.warn()`` function. Deprecated
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since Python 3.3, they were aliases to the :meth:`logging.Logger.warning`
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method, :meth:`!logging.LoggerAdapter.warning` method and
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:func:`logging.warning` function.
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(Contributed by Victor Stinner in :gh:`105376`.)
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urllib
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------
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* Remove *cafile*, *capath* and *cadefault* parameters of the
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:func:`urllib.request.urlopen` function, deprecated in Python 3.6: use the
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@ -891,15 +916,23 @@ PEP 594: dead batteries
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certificates for you.
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(Contributed by Victor Stinner in :gh:`105382`.)
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webbrowser
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----------
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* Remove the untested and undocumented :mod:`webbrowser` :class:`!MacOSX` class,
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deprecated in Python 3.11.
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Use the :class:`!MacOSXOSAScript` class (introduced in Python 3.2) instead.
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(Contributed by Hugo van Kemenade in :gh:`104804`.)
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* Remove deprecated ``webbrowser.MacOSXOSAScript._name`` attribute.
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Use :attr:`webbrowser.MacOSXOSAScript.name <webbrowser.controller.name>`
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attribute instead.
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(Contributed by Nikita Sobolev in :gh:`105546`.)
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* Remove undocumented, never working, and deprecated ``re.template`` function
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and ``re.TEMPLATE`` flag (and ``re.T`` alias).
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(Contributed by Serhiy Storchaka and Nikita Sobolev in :gh:`105687`.)
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Others
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------
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* None yet
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Porting to Python 3.13
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======================
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@ -907,34 +940,7 @@ Porting to Python 3.13
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This section lists previously described changes and other bugfixes
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that may require changes to your code.
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* The old trashcan macros ``Py_TRASHCAN_SAFE_BEGIN`` and ``Py_TRASHCAN_SAFE_END``
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were removed. They should be replaced by the new macros ``Py_TRASHCAN_BEGIN``
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and ``Py_TRASHCAN_END``.
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A tp_dealloc function that has the old macros, such as::
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static void
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mytype_dealloc(mytype *p)
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{
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PyObject_GC_UnTrack(p);
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Py_TRASHCAN_SAFE_BEGIN(p);
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...
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Py_TRASHCAN_SAFE_END
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}
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should migrate to the new macros as follows::
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static void
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mytype_dealloc(mytype *p)
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{
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PyObject_GC_UnTrack(p);
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Py_TRASHCAN_BEGIN(p, mytype_dealloc)
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...
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Py_TRASHCAN_END
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}
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Note that ``Py_TRASHCAN_BEGIN`` has a second argument which
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should be the deallocation function it is in.
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* None yet
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Build Changes
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@ -1130,6 +1136,35 @@ Porting to Python 3.13
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are now undefined by ``<Python.h>``.
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(Contributed by Victor Stinner in :gh:`85283`.)
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* The old trashcan macros ``Py_TRASHCAN_SAFE_BEGIN`` and ``Py_TRASHCAN_SAFE_END``
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were removed. They should be replaced by the new macros ``Py_TRASHCAN_BEGIN``
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and ``Py_TRASHCAN_END``.
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A tp_dealloc function that has the old macros, such as::
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static void
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mytype_dealloc(mytype *p)
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{
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PyObject_GC_UnTrack(p);
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Py_TRASHCAN_SAFE_BEGIN(p);
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...
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Py_TRASHCAN_SAFE_END
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}
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should migrate to the new macros as follows::
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static void
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mytype_dealloc(mytype *p)
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{
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PyObject_GC_UnTrack(p);
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Py_TRASHCAN_BEGIN(p, mytype_dealloc)
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...
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Py_TRASHCAN_END
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}
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Note that ``Py_TRASHCAN_BEGIN`` has a second argument which
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should be the deallocation function it is in.
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* The :c:func:`PyUnicode_AsUTF8` function now raises an exception if the string
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contains embedded null characters. To accept embedded null characters and
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truncate on purpose at the first null byte,
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@ -1264,6 +1299,12 @@ Removed
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Configuration <init-config>` instead (:pep:`587`), added to Python 3.8.
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(Contributed by Victor Stinner in :gh:`105145`.)
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* Remove the old trashcan macros ``Py_TRASHCAN_SAFE_BEGIN`` and
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``Py_TRASHCAN_SAFE_END``. They should be replaced by the new macros
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``Py_TRASHCAN_BEGIN`` and ``Py_TRASHCAN_END``. The new macros were
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added in Python 3.8 and the old macros were deprecated in Python 3.11.
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(Contributed by Irit Katriel in :gh:`105111`.)
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* Remove ``PyEval_InitThreads()`` and ``PyEval_ThreadsInitialized()``
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functions, deprecated in Python 3.9. Since Python 3.7, ``Py_Initialize()``
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always creates the GIL: calling ``PyEval_InitThreads()`` did nothing and
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