| .. bpo: 46070 |
| .. date: 2022-01-13-17-58-56 |
| .. nonce: q8IGth |
| .. release date: 2022-01-13 |
| .. section: Core and Builtins |
| |
| :c:func:`Py_EndInterpreter` now explicitly untracks all objects currently |
| tracked by the GC. Previously, if an object was used later by another |
| interpreter, calling :c:func:`PyObject_GC_UnTrack` on the object crashed if |
| the previous or the next object of the :c:type:`PyGC_Head` structure became |
| a dangling pointer. Patch by Victor Stinner. |
| |
| .. |
| |
| .. bpo: 46347 |
| .. date: 2022-01-11-13-57-00 |
| .. nonce: Gd8M-S |
| .. section: Core and Builtins |
| |
| Fix memory leak in PyEval_EvalCodeEx. |
| |
| .. |
| |
| .. bpo: 46339 |
| .. date: 2022-01-11-11-50-19 |
| .. nonce: OVumDZ |
| .. section: Core and Builtins |
| |
| Fix a crash in the parser when retrieving the error text for multi-line |
| f-strings expressions that do not start in the first line of the string. |
| Patch by Pablo Galindo |
| |
| .. |
| |
| .. bpo: 46331 |
| .. date: 2022-01-10-16-21-54 |
| .. nonce: h1AC-i |
| .. section: Core and Builtins |
| |
| Do not set line number of instruction storing doc-string. Fixes regression |
| introduced in 3.11 alpha. |
| |
| .. |
| |
| .. bpo: 46314 |
| .. date: 2022-01-10-12-34-17 |
| .. nonce: jId9Ky |
| .. section: Core and Builtins |
| |
| Remove spurious "call" event when creating a lambda function that was |
| accidentally introduced in 3.11a4. |
| |
| .. |
| |
| .. bpo: 46289 |
| .. date: 2022-01-07-23-32-03 |
| .. nonce: NnjpVc |
| .. section: Core and Builtins |
| |
| ASDL declaration of ``FormattedValue`` has changed to reflect ``conversion`` |
| field is not optional. |
| |
| .. |
| |
| .. bpo: 46297 |
| .. date: 2022-01-07-22-13-59 |
| .. nonce: 83ThTl |
| .. section: Core and Builtins |
| |
| Fixed an interpreter crash on bootup with multiple PythonPaths set in the |
| Windows registry. Patch by Derzsi Dániel. |
| |
| .. |
| |
| .. bpo: 46237 |
| .. date: 2022-01-07-19-33-05 |
| .. nonce: 9A6Hpq |
| .. section: Core and Builtins |
| |
| Fix the line number of tokenizer errors inside f-strings. Patch by Pablo |
| Galindo. |
| |
| .. |
| |
| .. bpo: 46263 |
| .. date: 2022-01-06-10-54-07 |
| .. nonce: 60dRZb |
| .. section: Core and Builtins |
| |
| We always expect the "use_frozen_modules" config to be set, now that |
| getpath.c was rewritten in pure Python and the logic improved. |
| |
| .. |
| |
| .. bpo: 46006 |
| .. date: 2022-01-05-17-13-47 |
| .. nonce: hdH5Vn |
| .. section: Core and Builtins |
| |
| Fix a regression when a type method like ``__init__()`` is modified in a |
| subinterpreter. Fix a regression in ``_PyUnicode_EqualToASCIIId()`` and type |
| ``update_slot()``. Revert the change which made the Unicode dictionary of |
| interned strings compatible with subinterpreters: the internal interned |
| dictionary is shared again by all interpreters. Patch by Victor Stinner. |
| |
| .. |
| |
| .. bpo: 45923 |
| .. date: 2022-01-04-14-08-10 |
| .. nonce: rBp7r1 |
| .. section: Core and Builtins |
| |
| Add RESUME opcode. This is a logical no-op. It is emitted by the compiler |
| anywhere a Python function can be entered. It is used by the interpreter to |
| perform tracing and optimizer checks. |
| |
| .. |
| |
| .. bpo: 46208 |
| .. date: 2022-01-04-01-53-35 |
| .. nonce: i00Vz5 |
| .. section: Core and Builtins |
| |
| Fix the regression of os.path.normpath("A/../../B") not returning expected |
| "../B" but "B". |
| |
| .. |
| |
| .. bpo: 46240 |
| .. date: 2022-01-03-23-31-25 |
| .. nonce: 8lGjeK |
| .. section: Core and Builtins |
| |
| Correct the error message for unclosed parentheses when the tokenizer |
| doesn't reach the end of the source when the error is reported. Patch by |
| Pablo Galindo |
| |
| .. |
| |
| .. bpo: 46009 |
| .. date: 2022-01-03-11-36-34 |
| .. nonce: QZGrov |
| .. section: Core and Builtins |
| |
| Remove the ``GEN_START`` opcode. |
| |
| .. |
| |
| .. bpo: 46235 |
| .. date: 2022-01-02-23-55-13 |
| .. nonce: gUjp2v |
| .. section: Core and Builtins |
| |
| Certain sequence multiplication operations like ``[0] * 1_000`` are now |
| faster due to reference-counting optimizations. Patch by Dennis Sweeney. |
| |
| .. |
| |
| .. bpo: 46221 |
| .. date: 2022-01-01-14-23-57 |
| .. nonce: 7oGp-I |
| .. section: Core and Builtins |
| |
| :opcode:`PREP_RERAISE_STAR` no longer pushes ``lasti`` to the stack. |
| |
| .. |
| |
| .. bpo: 46202 |
| .. date: 2021-12-30-11-06-27 |
| .. nonce: IKx4v6 |
| .. section: Core and Builtins |
| |
| Remove :opcode:`POP_EXCEPT_AND_RERAISE` and replace it by an equivalent |
| sequence of other opcodes. |
| |
| .. |
| |
| .. bpo: 46085 |
| .. date: 2021-12-30-00-23-41 |
| .. nonce: bDuJqu |
| .. section: Core and Builtins |
| |
| Fix iterator cache mechanism of :class:`OrderedDict`. |
| |
| .. |
| |
| .. bpo: 46055 |
| .. date: 2021-12-24-20-21-45 |
| .. nonce: R0QMVQ |
| .. section: Core and Builtins |
| |
| Speed up shifting operation involving integers less than |
| :c:macro:`PyLong_BASE`. Patch by Xinhang Xu. |
| |
| .. |
| |
| .. bpo: 46110 |
| .. date: 2021-12-18-02-37-07 |
| .. nonce: B6hAfu |
| .. section: Core and Builtins |
| |
| Add a maximum recursion check to the PEG parser to avoid stack overflow. |
| Patch by Pablo Galindo |
| |
| .. |
| |
| .. bpo: 46107 |
| .. date: 2021-12-16-23-27-05 |
| .. nonce: 7q5an0 |
| .. section: Core and Builtins |
| |
| Fix bug where :meth:`ExceptionGroup.split` and |
| :meth:`ExceptionGroup.subgroup` did not copy the exception group's |
| ``__note__`` field to the parts. |
| |
| .. |
| |
| .. bpo: 45711 |
| .. date: 2021-12-15-15-17-04 |
| .. nonce: QK4QrB |
| .. section: Core and Builtins |
| |
| The interpreter state's representation of handled exceptions (a.k.a |
| exc_info, or _PyErr_StackItem) now has only the ``exc_value`` field, |
| ``exc_type`` and ``exc_traceback`` have been removed as their values can be |
| derived from ``exc_value``. |
| |
| .. |
| |
| .. bpo: 44525 |
| .. date: 2021-12-13-17-12-16 |
| .. nonce: 4-FiSf |
| .. section: Core and Builtins |
| |
| Replace the four call bytecode instructions which one pre-call instruction |
| and two call instructions. |
| |
| Removes ``CALL_FUNCTION``, ``CALL_FUNCTION_KW``, ``CALL_METHOD`` and |
| ``CALL_METHOD_KW``. |
| |
| Adds ``CALL_NO_KW`` and ``CALL_KW`` call instructions, and |
| ``PRECALL_METHOD`` prefix for pairing with ``LOAD_METHOD``. |
| |
| .. |
| |
| .. bpo: 46039 |
| .. date: 2021-12-13-17-01-13 |
| .. nonce: TrCBbF |
| .. section: Core and Builtins |
| |
| Remove the ``YIELD_FROM`` instruction and replace it with the ``SEND`` |
| instruction which performs the same operation, but without the loop. |
| |
| .. |
| |
| .. bpo: 45635 |
| .. date: 2021-12-12-15-52-41 |
| .. nonce: ADVaPT |
| .. section: Core and Builtins |
| |
| The code called from :c:func:`_PyErr_Display` was refactored to improve |
| error handling. It now exits immediately upon an unrecoverable error. |
| |
| .. |
| |
| .. bpo: 46054 |
| .. date: 2021-12-12-05-30-21 |
| .. nonce: 2P-foG |
| .. section: Core and Builtins |
| |
| Fix parser error when parsing non-utf8 characters in source files. Patch by |
| Pablo Galindo. |
| |
| .. |
| |
| .. bpo: 46042 |
| .. date: 2021-12-11-17-40-34 |
| .. nonce: aqYxku |
| .. section: Core and Builtins |
| |
| Improve the location of the caret in :exc:`SyntaxError` exceptions emitted |
| by the symbol table. Patch by Pablo Galindo. |
| |
| .. |
| |
| .. bpo: 46049 |
| .. date: 2021-12-11-13-49-19 |
| .. nonce: 9dNto2 |
| .. section: Core and Builtins |
| |
| Ensure :file:`._pth` files work as intended on platforms other than Windows. |
| |
| .. |
| |
| .. bpo: 46048 |
| .. date: 2021-12-11-13-14-42 |
| .. nonce: _-OGD9 |
| .. section: Core and Builtins |
| |
| Fixes parsing of :file:`._pth` files on startup so that single-character |
| paths are correctly read. |
| |
| .. |
| |
| .. bpo: 37971 |
| .. date: 2021-12-10-13-42-17 |
| .. nonce: 6BC1Tx |
| .. section: Core and Builtins |
| |
| Fix a bug where the line numbers given in a traceback when a decorator |
| application raised an exception were wrong. |
| |
| .. |
| |
| .. bpo: 46031 |
| .. date: 2021-12-10-09-10-32 |
| .. nonce: rM7JOX |
| .. section: Core and Builtins |
| |
| Add :opcode:`POP_JUMP_IF_NOT_NONE` and :opcode:`POP_JUMP_IF_NONE` opcodes to |
| speed up conditional jumps. |
| |
| .. |
| |
| .. bpo: 45654 |
| .. date: 2021-12-09-11-57-43 |
| .. nonce: MZc7ei |
| .. section: Core and Builtins |
| |
| Deepfreeze :mod:`runpy`, patch by Kumar Aditya. |
| |
| .. |
| |
| .. bpo: 46025 |
| .. date: 2021-12-09-11-41-35 |
| .. nonce: pkEvW9 |
| .. section: Core and Builtins |
| |
| Fix a crash in the :mod:`atexit` module involving functions that unregister |
| themselves before raising exceptions. Patch by Pablo Galindo. |
| |
| .. |
| |
| .. bpo: 46000 |
| .. date: 2021-12-07-11-42-44 |
| .. nonce: v_ru3k |
| .. section: Core and Builtins |
| |
| Improve compatibility of the :mod:`curses` module with NetBSD curses. |
| |
| .. |
| |
| .. bpo: 44525 |
| .. date: 2021-12-07-11-04-21 |
| .. nonce: 6OWCgr |
| .. section: Core and Builtins |
| |
| Specialize the CALL_FUNCTION instruction for calls to builtin types with a |
| single argument. Speeds up ``range(x)``, ``list(x)``, and specifically |
| ``type(obj)``. |
| |
| .. |
| |
| .. bpo: 42918 |
| .. date: 2021-12-06-15-32-12 |
| .. nonce: Czpgtg |
| .. section: Core and Builtins |
| |
| Fix bug where the built-in :func:`compile` function did not always raise a |
| :exc:`SyntaxError` when passed multiple statements in 'single' mode. Patch |
| by Weipeng Hong. |
| |
| .. |
| |
| .. bpo: 45953 |
| .. date: 2021-12-01-11-54-27 |
| .. nonce: 2znR0E |
| .. section: Core and Builtins |
| |
| The main interpreter in _PyRuntimeState.interpreters is now statically |
| allocated (as part of _PyRuntime). Likewise for the initial thread state of |
| each interpreter. This means less allocation during runtime init, as well |
| as better memory locality for these key state objects. |
| |
| .. |
| |
| .. bpo: 45292 |
| .. date: 2021-11-22-13-05-32 |
| .. nonce: pfEouJ |
| .. section: Core and Builtins |
| |
| Complete the :pep:`654` implementation: add ``except*``. |
| |
| .. |
| |
| .. bpo: 43413 |
| .. date: 2021-05-30-16-37-47 |
| .. nonce: vYFPPC1 |
| .. section: Core and Builtins |
| |
| Revert changes in ``set.__init__``. Subclass of :class:`set` needs to define |
| a ``__init__()`` method if it defines a ``__new__()`` method with additional |
| keyword parameters. |
| |
| .. |
| |
| .. bpo: 43931 |
| .. date: 2021-04-24-15-39-23 |
| .. nonce: zpChDi |
| .. section: Core and Builtins |
| |
| Added the :c:data:`Py_Version` constant which bears the same value as |
| :c:macro:`PY_VERSION_HEX`. Patch by Gabriele N. Tornetta. |
| |
| .. |
| |
| .. bpo: 46342 |
| .. date: 2022-01-11-04-28-09 |
| .. nonce: 5QVEH1 |
| .. section: Library |
| |
| The ``@typing.final`` decorator now sets the ``__final__`` attribute on the |
| decorated object to allow runtime introspection. Patch by Jelle Zijlstra. |
| |
| .. |
| |
| .. bpo: 46328 |
| .. date: 2022-01-10-11-53-15 |
| .. nonce: 6i9Wvq |
| .. section: Library |
| |
| Added the :meth:`sys.exception` method which returns the active exception |
| instance. |
| |
| .. |
| |
| .. bpo: 46307 |
| .. date: 2022-01-10-07-51-43 |
| .. nonce: SKvOIY |
| .. section: Library |
| |
| Add :meth:`string.Template.is_valid` and |
| :meth:`string.Template.get_identifiers` methods. |
| |
| .. |
| |
| .. bpo: 46306 |
| .. date: 2022-01-08-13-53-25 |
| .. nonce: 1_es8z |
| .. section: Library |
| |
| Assume that :class:`types.CodeType` always has |
| :attr:`types.CodeType.co_firstlineno` in :mod:`doctest`. |
| |
| .. |
| |
| .. bpo: 40479 |
| .. date: 2022-01-07-15-20-19 |
| .. nonce: EKfr3F |
| .. section: Library |
| |
| Fix :mod:`hashlib` *usedforsecurity* option to work correctly with OpenSSL |
| 3.0.0 in FIPS mode. |
| |
| .. |
| |
| .. bpo: 46070 |
| .. date: 2022-01-07-13-51-22 |
| .. nonce: -axLUW |
| .. section: Library |
| |
| Fix possible segfault when importing the :mod:`asyncio` module from |
| different sub-interpreters in parallel. Patch by Erlend E. Aasland. |
| |
| .. |
| |
| .. bpo: 46244 |
| .. date: 2022-01-06-21-31-14 |
| .. nonce: hjyfJj |
| .. section: Library |
| |
| Removed ``__slots__`` from :class:`typing.ParamSpec` and |
| :class:`typing.TypeVar`. They served no purpose. Patch by Arie Bovenberg. |
| |
| .. |
| |
| .. bpo: 46278 |
| .. date: 2022-01-06-13-38-00 |
| .. nonce: wILA80 |
| .. section: Library |
| |
| Reflect ``context`` argument in ``AbstractEventLoop.call_*()`` methods. Loop |
| implementations already support it. |
| |
| .. |
| |
| .. bpo: 46269 |
| .. date: 2022-01-05-18-16-13 |
| .. nonce: K16Z1S |
| .. section: Library |
| |
| Remove special-casing of ``__new__`` in :meth:`enum.Enum.__dir__`. |
| |
| .. |
| |
| .. bpo: 46266 |
| .. date: 2022-01-05-12-48-18 |
| .. nonce: ACQCgX |
| .. section: Library |
| |
| Improve day constants in :mod:`calendar`. |
| |
| Now all constants (`MONDAY` ... `SUNDAY`) are documented, tested, and added |
| to ``__all__``. |
| |
| .. |
| |
| .. bpo: 46257 |
| .. date: 2022-01-04-11-04-20 |
| .. nonce: _o2ADe |
| .. section: Library |
| |
| Optimized the mean, variance, and stdev functions in the statistics module. |
| If the input is an iterator, it is consumed in a single pass rather than |
| eating memory by conversion to a list. The single pass algorithm is about |
| twice as fast as the previous two pass code. |
| |
| .. |
| |
| .. bpo: 41011 |
| .. date: 2022-01-03-21-03-50 |
| .. nonce: uULmGi |
| .. section: Library |
| |
| Added two new variables to *pyvenv.cfg* which is generated by :mod:`venv` |
| module: *executable* for the executable and *command* for the command line |
| used to create the environment. |
| |
| .. |
| |
| .. bpo: 46239 |
| .. date: 2022-01-03-12-59-20 |
| .. nonce: ySVSEy |
| .. section: Library |
| |
| Improve error message when importing :mod:`asyncio.windows_events` on |
| non-Windows. |
| |
| .. |
| |
| .. bpo: 46238 |
| .. date: 2022-01-03-12-19-10 |
| .. nonce: lANhCi |
| .. section: Library |
| |
| Reuse ``_winapi`` constants in ``asyncio.windows_events``. |
| |
| .. |
| |
| .. bpo: 46222 |
| .. date: 2022-01-01-17-34-32 |
| .. nonce: s2fzZU |
| .. section: Library |
| |
| Adding ``SF_NOCACHE`` sendfile constant for FreeBSD for the posixmodule. |
| |
| .. |
| |
| .. bpo: 37295 |
| .. date: 2021-12-27-15-52-28 |
| .. nonce: s3LPo0 |
| .. section: Library |
| |
| Add fast path for ``0 <= k <= n <= 67`` for :func:`math.comb`. |
| |
| .. |
| |
| .. bpo: 46176 |
| .. date: 2021-12-25-11-11-21 |
| .. nonce: EOY9wd |
| .. section: Library |
| |
| Adding the ``MAP_STACK`` constant for the mmap module. |
| |
| .. |
| |
| .. bpo: 43424 |
| .. date: 2021-12-23-14-36-58 |
| .. nonce: d9x2JZ |
| .. section: Library |
| |
| Deprecate :attr:`webbrowser.MacOSXOSAScript._name` and use ``name`` instead. |
| |
| .. |
| |
| .. bpo: 45321 |
| .. date: 2021-12-19-00-00-48 |
| .. nonce: OyuhaY |
| .. section: Library |
| |
| Added missing error codes to module ``xml.parsers.expat.errors``. |
| |
| .. |
| |
| .. bpo: 46125 |
| .. date: 2021-12-18-18-29-07 |
| .. nonce: LLmcox |
| .. section: Library |
| |
| Refactor tests to test traversable API directly. Includes changes from |
| importlib 5.4.0. |
| |
| .. |
| |
| .. bpo: 46118 |
| .. date: 2021-12-17-16-27-44 |
| .. nonce: euAy0E |
| .. section: Library |
| |
| Moved importlib.resources and its related functionality to a package. |
| |
| .. |
| |
| .. bpo: 37578 |
| .. date: 2021-12-17-13-22-37 |
| .. nonce: _tluuR |
| .. section: Library |
| |
| Add *include_hidden* parameter to :func:`~glob.glob` and :func:`~glob.iglob` |
| to match hidden files and directories when using special characters like |
| ``*``, ``**``, ``?`` and ``[]``. |
| |
| .. |
| |
| .. bpo: 20369 |
| .. date: 2021-12-17-12-06-40 |
| .. nonce: zzLuBz |
| .. section: Library |
| |
| :func:`concurrent.futures.wait` no longer blocks forever when given |
| duplicate Futures. Patch by Kumar Aditya. |
| |
| .. |
| |
| .. bpo: 46105 |
| .. date: 2021-12-16-14-30-36 |
| .. nonce: pprB1K |
| .. section: Library |
| |
| Honor spec when generating requirement specs with urls and extras |
| (importlib_metadata 4.8.3). |
| |
| .. |
| |
| .. bpo: 44893 |
| .. date: 2021-12-16-13-54-55 |
| .. nonce: I7aLiW |
| .. section: Library |
| |
| EntryPoint objects are no longer tuples. Recommended means to access is by |
| attribute ('.name', '.group') or accessor ('.load()'). Access by index is |
| deprecated and will raise deprecation warning. |
| |
| .. |
| |
| .. bpo: 22815 |
| .. date: 2021-12-16-12-54-21 |
| .. nonce: 0NRH8s |
| .. section: Library |
| |
| Print unexpected successes together with failures and errors in summary in |
| :class:`unittest.TextTestResult`. |
| |
| .. |
| |
| .. bpo: 22047 |
| .. date: 2021-12-15-19-24-54 |
| .. nonce: gBV4vT |
| .. section: Library |
| |
| Calling :meth:`add_argument_group` on an argument group is deprecated. |
| Calling :meth:`add_argument_group` or :meth:`add_mutually_exclusive_group` |
| on a mutually exclusive group is deprecated. |
| |
| These features were never supported and do not always work correctly. The |
| functions exist on the API by accident through inheritance and will be |
| removed in the future. |
| |
| .. |
| |
| .. bpo: 26952 |
| .. date: 2021-12-14-13-18-45 |
| .. nonce: hjhISq |
| .. section: Library |
| |
| :mod:`argparse` raises :exc:`ValueError` with clear message when trying to |
| render usage for an empty mutually exclusive group. Previously it raised a |
| cryptic :exc:`IndexError`. |
| |
| .. |
| |
| .. bpo: 45615 |
| .. date: 2021-12-13-15-51-16 |
| .. nonce: hVx83Q |
| .. section: Library |
| |
| Functions in the :mod:`traceback` module raise :exc:`TypeError` rather than |
| :exc:`AttributeError` when an exception argument is not of type |
| :exc:`BaseException`. |
| |
| .. |
| |
| .. bpo: 16594 |
| .. date: 2021-12-12-13-41-47 |
| .. nonce: yfC7L4 |
| .. section: Library |
| |
| Add allow allow_reuse_port flag in socketserver. |
| |
| .. |
| |
| .. bpo: 27718 |
| .. date: 2021-12-11-22-51-30 |
| .. nonce: MgQiGl |
| .. section: Library |
| |
| Fix help for the :mod:`signal` module. Some functions (e.g. ``signal()`` and |
| ``getsignal()``) were omitted. |
| |
| .. |
| |
| .. bpo: 46032 |
| .. date: 2021-12-11-15-45-07 |
| .. nonce: HmciLT |
| .. section: Library |
| |
| The ``registry()`` method of :func:`functools.singledispatch` functions |
| checks now the first argument or the first parameter annotation and raises a |
| TypeError if it is not supported. Previously unsupported "types" were |
| ignored (e.g. ``typing.List[int]``) or caused an error at calling time (e.g. |
| ``list[int]``). |
| |
| .. |
| |
| .. bpo: 46014 |
| .. date: 2021-12-10-03-13-57 |
| .. nonce: 3xYdST |
| .. section: Library |
| |
| Add ability to use ``typing.Union`` and ``types.UnionType`` as dispatch |
| argument to ``functools.singledispatch``. Patch provided by Yurii Karabas. |
| |
| .. |
| |
| .. bpo: 27062 |
| .. date: 2021-12-09-11-50-32 |
| .. nonce: R5vii6 |
| .. section: Library |
| |
| Add :attr:`__all__` to :mod:`inspect`, patch by Kumar Aditya. |
| |
| .. |
| |
| .. bpo: 46018 |
| .. date: 2021-12-09-00-44-42 |
| .. nonce: hkTI7v |
| .. section: Library |
| |
| Ensure that :func:`math.expm1` does not raise on underflow. |
| |
| .. |
| |
| .. bpo: 46016 |
| .. date: 2021-12-08-19-15-03 |
| .. nonce: s9PuyF |
| .. section: Library |
| |
| Adding :attr:`F_DUP2FD` and :attr:`F_DUP2FD_CLOEXEC` constants from FreeBSD |
| into the fcntl module. |
| |
| .. |
| |
| .. bpo: 45755 |
| .. date: 2021-12-07-21-55-22 |
| .. nonce: bRqKGa |
| .. section: Library |
| |
| :mod:`typing` generic aliases now reveal the class attributes of the |
| original generic class when passed to ``dir()``. This was the behavior up to |
| Python 3.6, but was changed in 3.7-3.9. |
| |
| .. |
| |
| .. bpo: 45874 |
| .. date: 2021-12-02-11-55-45 |
| .. nonce: dtJIsN |
| .. section: Library |
| |
| The empty query string, consisting of no query arguments, is now handled |
| correctly in ``urllib.parse.parse_qsl``. This caused problems before when |
| strict parsing was enabled. |
| |
| .. |
| |
| .. bpo: 44674 |
| .. date: 2021-11-29-19-37-20 |
| .. nonce: NijWLt |
| .. section: Library |
| |
| Change how dataclasses disallows mutable default values. It used to use a |
| list of known types (list, dict, set). Now it disallows unhashable objects |
| to be defaults. It's using unhashability as a proxy for mutability. Patch |
| by Eric V. Smith, idea by Raymond Hettinger. |
| |
| .. |
| |
| .. bpo: 23882 |
| .. date: 2021-11-24-19-09-14 |
| .. nonce: _tctCv |
| .. section: Library |
| |
| Remove namespace package (PEP 420) support from unittest discovery. It was |
| introduced in Python 3.4 but has been broken since Python 3.7. |
| |
| .. |
| |
| .. bpo: 25066 |
| .. date: 2021-11-24-12-25-42 |
| .. nonce: YIcIkn |
| .. section: Library |
| |
| Added a :meth:`__repr__` method to :class:`multiprocessing.Event` objects, |
| patch by Kumar Aditya. |
| |
| .. |
| |
| .. bpo: 45643 |
| .. date: 2021-10-28-11-40-59 |
| .. nonce: jeiPiX |
| .. section: Library |
| |
| Added :data:`signal.SIGSTKFLT` on platforms where this signal is defined. |
| |
| .. |
| |
| .. bpo: 44092 |
| .. date: 2021-05-19-12-35-49 |
| .. nonce: hiSlI5 |
| .. section: Library |
| |
| Fetch across rollback no longer raises :exc:`~sqlite3.InterfaceError`. |
| Instead we leave it to the SQLite library to handle these cases. Patch by |
| Erlend E. Aasland. |
| |
| .. |
| |
| .. bpo: 42413 |
| .. date: 2020-11-26-10-23-46 |
| .. nonce: HFikOl |
| .. section: Library |
| |
| Replace ``concurrent.futures.TimeoutError`` and ``asyncio.TimeoutError`` |
| with builtin :exc:`TimeoutError`, keep these names as deprecated aliases. |
| |
| .. |
| |
| .. bpo: 46196 |
| .. date: 2021-12-30-19-12-24 |
| .. nonce: UvQ8Sq |
| .. section: Documentation |
| |
| Document method :meth:`cmd.Cmd.columnize`. |
| |
| .. |
| |
| .. bpo: 46120 |
| .. date: 2021-12-21-12-45-57 |
| .. nonce: PE0DmJ |
| .. section: Documentation |
| |
| State that ``|`` is preferred for readability over ``Union`` in the |
| :mod:`typing` docs. |
| |
| .. |
| |
| .. bpo: 46109 |
| .. date: 2021-12-16-21-13-55 |
| .. nonce: 0-RNzu |
| .. section: Documentation |
| |
| Extracted ``importlib.resources`` and ``importlib.resources.abc`` |
| documentation into separate files. |
| |
| .. |
| |
| .. bpo: 19737 |
| .. date: 2021-11-28-22-43-21 |
| .. nonce: cOOubB |
| .. section: Documentation |
| |
| Update the documentation for the :func:`globals` function. |
| |
| .. |
| |
| .. bpo: 46296 |
| .. date: 2022-01-08-00-00-38 |
| .. nonce: vqxgTm |
| .. section: Tests |
| |
| Add a test case for :mod:`enum` with ``_use_args_ == True`` and |
| ``_member_type_ == object``. |
| |
| .. |
| |
| .. bpo: 46205 |
| .. date: 2022-01-07-14-06-12 |
| .. nonce: dnc2OC |
| .. section: Tests |
| |
| Fix hang in runtest_mp due to race condition |
| |
| .. |
| |
| .. bpo: 46263 |
| .. date: 2022-01-06-15-45-34 |
| .. nonce: bJXek6 |
| .. section: Tests |
| |
| Fix test_capi on FreeBSD 14-dev: instruct jemalloc to not fill freed memory |
| with junk byte. |
| |
| .. |
| |
| .. bpo: 46262 |
| .. date: 2022-01-05-01-38-45 |
| .. nonce: MhiLWP |
| .. section: Tests |
| |
| Cover ``ValueError`` path in tests for :meth:`enum.Flag._missing_`. |
| |
| .. |
| |
| .. bpo: 46150 |
| .. date: 2021-12-23-13-42-15 |
| .. nonce: RhtADs |
| .. section: Tests |
| |
| Now ``fakename`` in ``test_pathlib.PosixPathTest.test_expanduser`` is |
| checked to be non-existent. |
| |
| .. |
| |
| .. bpo: 46129 |
| .. date: 2021-12-19-12-20-57 |
| .. nonce: I3MunH |
| .. section: Tests |
| |
| Rewrite ``asyncio.locks`` tests with |
| :class:`unittest.IsolatedAsyncioTestCase` usage. |
| |
| .. |
| |
| .. bpo: 23819 |
| .. date: 2021-12-19-08-44-32 |
| .. nonce: 9ueiII |
| .. section: Tests |
| |
| Fixed :mod:`asyncio` tests in python optimized mode. Patch by Kumar Aditya. |
| |
| .. |
| |
| .. bpo: 46114 |
| .. date: 2021-12-17-14-46-19 |
| .. nonce: 9iyZ_9 |
| .. section: Tests |
| |
| Fix test case for OpenSSL 3.0.1 version. OpenSSL 3.0 uses ``0xMNN00PP0L``. |
| |
| .. |
| |
| .. bpo: 44133 |
| .. date: 2022-01-12-13-42-16 |
| .. nonce: NgyNAh |
| .. section: Build |
| |
| When Python is configured with :option:`--without-static-libpython`, the |
| Python static library (libpython.a) is no longer built. Patch by Victor |
| Stinner. |
| |
| .. |
| |
| .. bpo: 44133 |
| .. date: 2022-01-12-13-34-52 |
| .. nonce: HYCNXb |
| .. section: Build |
| |
| When Python is built without :option:`--enable-shared`, the ``python`` |
| program is now linked to object files, rather than being linked to the |
| Python static library (libpython.a), to make sure that all symbols are |
| exported. Previously, the linker omitted some symbols like the |
| :c:func:`Py_FrozenMain` function. Patch by Victor Stinner. |
| |
| .. |
| |
| .. bpo: 40280 |
| .. date: 2022-01-12-10-22-23 |
| .. nonce: 5maBz8 |
| .. section: Build |
| |
| The ``configure`` script has a new option ``--with-emscripten-target`` to |
| select browser or node as Emscripten build target. |
| |
| .. |
| |
| .. bpo: 46315 |
| .. date: 2022-01-09-15-48-49 |
| .. nonce: NdCRLu |
| .. section: Build |
| |
| Added and fixed ``#ifdef HAVE_FEATURE`` checks for functionality that is not |
| available on WASI platform. |
| |
| .. |
| |
| .. bpo: 45723 |
| .. date: 2022-01-07-08-33-45 |
| .. nonce: uq2nBU |
| .. section: Build |
| |
| Fixed a regression in ``configure`` check for :func:`select.epoll`. |
| |
| .. |
| |
| .. bpo: 46263 |
| .. date: 2022-01-05-02-58-10 |
| .. nonce: xiv8NU |
| .. section: Build |
| |
| ``configure`` no longer sets ``MULTIARCH`` on FreeBSD platforms. |
| |
| .. |
| |
| .. bpo: 46106 |
| .. date: 2021-12-20-07-10-41 |
| .. nonce: 5qcv3L |
| .. section: Build |
| |
| Updated OpenSSL to 1.1.1m in Windows builds, macOS installer builds, and CI. |
| Patch by Kumar Aditya. |
| |
| .. |
| |
| .. bpo: 46088 |
| .. date: 2021-12-16-14-18-07 |
| .. nonce: 8UUuAd |
| .. section: Build |
| |
| Automatically detect or install bootstrap Python runtime when building from |
| Visual Studio. |
| |
| .. |
| |
| .. bpo: 46072 |
| .. date: 2021-12-15-10-37-44 |
| .. nonce: GgeAU3 |
| .. section: Build |
| |
| Add a --with-pystats configure option to turn on internal statistics |
| gathering. |
| |
| .. |
| |
| .. bpo: 40280 |
| .. date: 2021-12-13-21-03-52 |
| .. nonce: b7NG4Y |
| .. section: Build |
| |
| A new directory ``Tools/wasm`` contains WebAssembly-related helpers like |
| ``config.site`` override for wasm32-emscripten, wasm assets generator to |
| bundle the stdlib, and a README. |
| |
| .. |
| |
| .. bpo: 46023 |
| .. date: 2021-12-09-10-25-11 |
| .. nonce: PLpNB6 |
| .. section: Build |
| |
| :program:`makesetup` no longer builds extensions that have been marked as |
| *disabled*. This allows users to disable modules in ``Modules/Setup.local``. |
| |
| .. |
| |
| .. bpo: 45949 |
| .. date: 2021-12-02-23-21-18 |
| .. nonce: OTSo9X |
| .. section: Build |
| |
| Use pure Python ``freeze_module`` for all but importlib bootstrap files. |
| ``--with-freeze-module`` :program:`configure` option is no longer needed for |
| cross builds. |
| |
| .. |
| |
| .. bpo: 46217 |
| .. date: 2022-01-07-22-55-11 |
| .. nonce: tgJEsB |
| .. section: Windows |
| |
| Removed parameter that is unsupported on Windows 8.1 and early Windows 10 |
| and may have caused build or runtime failures. |
| |
| .. |
| |
| .. bpo: 40477 |
| .. date: 2022-01-02-21-56-53 |
| .. nonce: W3nnM6 |
| .. section: macOS |
| |
| The Python Launcher app for macOS now properly launches scripts and, if |
| necessary, the Terminal app when running on recent macOS releases. |
| |
| .. |
| |
| .. bpo: 46236 |
| .. date: 2022-01-05-10-16-16 |
| .. nonce: pcmVQw |
| .. section: C API |
| |
| Fix a bug in :c:func:`PyFunction_GetAnnotations` that caused it to return a |
| ``tuple`` instead of a ``dict``. |
| |
| .. |
| |
| .. bpo: 46140 |
| .. date: 2021-12-21-22-56-36 |
| .. nonce: dvXkYK |
| .. section: C API |
| |
| :c:func:`PyBuffer_GetPointer`, :c:func:`PyBuffer_FromContiguous`, |
| :c:func:`PyBuffer_ToContiguous` and :c:func:`PyMemoryView_FromBuffer` now |
| take buffer info by ``const Py_buffer *`` instead of ``Py_buffer *``, as |
| they do not need mutability. :c:func:`PyBuffer_FromContiguous` also now |
| takes the source buffer as ``const void *``, and similarly |
| :c:func:`PyBuffer_GetPointer` takes the strides as ``const Py_ssize_t *``. |
| |
| .. |
| |
| .. bpo: 45855 |
| .. date: 2021-12-12-10-09-02 |
| .. nonce: MVsTDj |
| .. section: C API |
| |
| Document that the *no_block* argument to :c:func:`PyCapsule_Import` is a |
| no-op now. |
| |
| .. |
| |
| .. bpo: 45855 |
| .. date: 2021-12-11-08-41-36 |
| .. nonce: Lq2_gR |
| .. section: C API |
| |
| Replaced deprecated usage of :c:func:`PyImport_ImportModuleNoBlock` with |
| :c:func:`PyImport_ImportModule` in stdlib modules. Patch by Kumar Aditya. |
| |
| .. |
| |
| .. bpo: 46007 |
| .. date: 2021-12-08-12-41-51 |
| .. nonce: sMgDLz |
| .. section: C API |
| |
| The :c:func:`PyUnicode_CHECK_INTERNED` macro has been excluded from the |
| limited C API. It was never usable there, because it used internal |
| structures which are not available in the limited C API. Patch by Victor |
| Stinner. |
