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Python 3.14.0b1
This commit is contained in:
Hugo van Kemenade
parent
5f01b00dea
commit
b092705907
237 changed files with 2243 additions and 583 deletions
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@ -274,7 +274,7 @@ small to receive the value.
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Convert a Python integer to a C :c:expr:`unsigned long` without
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overflow checking.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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Use :meth:`~object.__index__` if available.
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``L`` (:class:`int`) [long long]
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@ -284,7 +284,7 @@ small to receive the value.
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Convert a Python integer to a C :c:expr:`unsigned long long`
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without overflow checking.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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Use :meth:`~object.__index__` if available.
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``n`` (:class:`int`) [:c:type:`Py_ssize_t`]
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@ -380,10 +380,10 @@ Other objects
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The *converter* for the ``O&`` format unit in *items* must not store
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a borrowed buffer or a borrowed reference.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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:class:`str` and :class:`bytearray` objects no longer accepted as a sequence.
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.. deprecated:: next
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.. deprecated:: 3.14
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Non-tuple sequences are deprecated if *items* contains format units
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which store a borrowed buffer or a borrowed reference.
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@ -396,7 +396,7 @@ Other objects
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If the argument is not ``None``, it is parsed according to the specified
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format unit.
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.. versionadded:: next
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.. versionadded:: 3.14
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A few other characters have a meaning in a format string. These may not occur
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inside nested parentheses. They are:
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@ -1486,7 +1486,7 @@ PyConfig
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Default: ``0``.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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Added support for ``import_time = 2``
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@ -626,7 +626,7 @@ which, when run, will produce:
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of each message with the handler's level, and only passes a message to a
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handler if it's appropriate to do so.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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The :class:`QueueListener` can be started (and stopped) via the
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:keyword:`with` statement. For example:
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@ -641,7 +641,7 @@ keyword argument::
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>>> parser = argparse.ArgumentParser(description='Process some integers.')
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>>> parser.color = True
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.. versionadded:: next
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.. versionadded:: 3.14
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The add_argument() method
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@ -2577,21 +2577,21 @@ The following options are accepted:
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Python version in the format 3.x (for example, 3.10). Defaults to the
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current version of the interpreter.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. option:: -O <level>
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--optimize <level>
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Optimization level for parser. Defaults to no optimization.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. option:: --show-empty
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Show empty lists and fields that are ``None``. Defaults to not showing empty
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objects.
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.. versionadded:: next
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.. versionadded:: 3.14
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If :file:`infile` is specified its contents are parsed to AST and dumped
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@ -388,7 +388,7 @@ Creating Futures and Tasks
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.. versionchanged:: 3.11
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Added the *context* parameter.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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Added the *eager_start* parameter.
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.. method:: loop.set_task_factory(factory)
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@ -48,5 +48,5 @@ public API of CPython:
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| ctypes.PyObj_FromPtr | ``obj`` |
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+----------------------------+-------------------------------------------+
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.. versionadded:: next
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.. versionadded:: 3.14
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The ``_posixsubprocess.fork_exec`` internal audit event.
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@ -208,7 +208,7 @@ wider range of codecs when working with binary files:
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.. versionchanged:: 3.11
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The ``'U'`` mode has been removed.
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.. deprecated:: next
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.. deprecated:: 3.14
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:func:`codecs.open` has been superseded by :func:`open`.
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@ -2358,7 +2358,7 @@ Data types
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:func:`POINTER` for corresponding ctypes data type. If a pointer type
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was not yet created, the attribute is missing.
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.. versionadded:: next
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.. versionadded:: 3.14
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Common instance variables of ctypes data types:
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@ -2756,7 +2756,7 @@ fields, or any other data types containing pointer type fields.
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This is only implemented for the MSVC-compatible memory layout.
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.. deprecated-removed:: next 3.19
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.. deprecated-removed:: 3.14 3.19
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For historical reasons, if :attr:`!_pack_` is non-zero,
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the MSVC-compatible layout will be used by default.
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@ -2799,7 +2799,7 @@ fields, or any other data types containing pointer type fields.
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:attr:`!_layout_` must already be defined when
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:attr:`~Structure._fields_` is assigned, otherwise it will have no effect.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. attribute:: _anonymous_
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@ -80,7 +80,7 @@ The module :mod:`curses` defines the following functions:
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* Change the definition of the color-pair ``0`` to ``(fg, bg)``.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. function:: baudrate()
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@ -1037,7 +1037,7 @@ function to temporarily change the active context.
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IEEE interchange formats. The argument must be a multiple of 32 and less
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than :const:`IEEE_CONTEXT_MAX_BITS`.
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.. versionadded:: next
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.. versionadded:: 3.14
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New contexts can also be created using the :class:`Context` constructor
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described below. In addition, the module provides three pre-made contexts:
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@ -436,7 +436,7 @@ The following exceptions are the exceptions that are usually raised.
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.. versionadded:: 3.13
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Previously, a plain :exc:`RuntimeError` was raised.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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:meth:`threading.Thread.join` can now raise this exception.
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@ -69,7 +69,7 @@ Dumping the traceback
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Dumping the C stack
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-------------------
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.. versionadded:: next
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.. versionadded:: 3.14
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.. function:: dump_c_stack(file=sys.stderr)
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@ -130,7 +130,7 @@ Fault handler state
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Only the current thread is dumped if the :term:`GIL` is disabled to
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prevent the risk of data races.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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The dump now displays the C stack trace if *c_stack* is true.
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.. function:: disable()
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@ -79,7 +79,7 @@ descriptor.
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On macOS and NetBSD, the :mod:`!fcntl` module exposes the ``F_GETNOSIGPIPE``
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and ``F_SETNOSIGPIPE`` constant.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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On Linux >= 6.1, the :mod:`!fcntl` module exposes the ``F_DUPFD_QUERY``
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to query a file descriptor pointing to the same file.
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@ -121,7 +121,7 @@ The module defines the following functions:
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.. audit-event:: fcntl.fcntl fd,cmd,arg fcntl.fcntl
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.. versionchanged:: next
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.. versionchanged:: 3.14
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Add support of arbitrary :term:`bytes-like objects <bytes-like object>`,
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not only :class:`bytes`.
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@ -181,7 +181,7 @@ The module defines the following functions:
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.. audit-event:: fcntl.ioctl fd,request,arg fcntl.ioctl
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.. versionchanged:: next
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.. versionchanged:: 3.14
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The GIL is always released during a system call.
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System calls failing with EINTR are automatically retried.
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@ -39,7 +39,7 @@ The :mod:`getpass` module provides two functions:
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If you call getpass from within IDLE, the input may be done in the
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terminal you launched IDLE from rather than the idle window itself.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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Added the *echo_char* parameter for keyboard feedback.
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.. exception:: GetPassWarning
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@ -302,7 +302,7 @@ a file or file-like object.
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.. versionadded:: 3.11
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.. versionchanged:: next
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.. versionchanged:: 3.14
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Now raises a :exc:`BlockingIOError` if the file is opened in blocking
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mode. Previously, spurious null bytes were added to the digest.
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@ -105,7 +105,7 @@ For max-heaps, the following functions are provided:
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Transform list *x* into a max-heap, in-place, in linear time.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. function:: heappush_max(heap, item)
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@ -113,7 +113,7 @@ For max-heaps, the following functions are provided:
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Push the value *item* onto the max-heap *heap*, maintaining the max-heap
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invariant.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. function:: heappop_max(heap)
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@ -122,7 +122,7 @@ For max-heaps, the following functions are provided:
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max-heap invariant. If the max-heap is empty, :exc:`IndexError` is raised.
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To access the largest item without popping it, use ``maxheap[0]``.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. function:: heappushpop_max(heap, item)
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@ -132,7 +132,7 @@ For max-heaps, the following functions are provided:
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The combined action runs more efficiently than :func:`heappush_max`
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followed by a separate call to :func:`heappop_max`.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. function:: heapreplace_max(heap, item)
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@ -145,7 +145,7 @@ For max-heaps, the following functions are provided:
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The value returned may be smaller than the *item* added. Refer to the
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analogous function :func:`heapreplace` for detailed usage notes.
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.. versionadded:: next
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.. versionadded:: 3.14
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The module also offers three general purpose functions based on heaps.
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@ -1148,7 +1148,7 @@ possible, while any potentially slow operations (such as sending an email via
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.. versionchanged:: 3.5
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The ``respect_handler_level`` argument was added.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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:class:`QueueListener` can now be used as a context manager via
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:keyword:`with`. When entering the context, the listener is started. When
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exiting the context, the listener is stopped.
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@ -1186,7 +1186,7 @@ possible, while any potentially slow operations (such as sending an email via
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This starts up a background thread to monitor the queue for
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LogRecords to process.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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Raises :exc:`RuntimeError` if called and the listener is already
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running.
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@ -687,7 +687,7 @@ The :mod:`multiprocessing` package mostly replicates the API of the
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:attr:`exitcode` you may simply catch :exc:`KeyboardInterrupt` and call
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``exit(your_code)``.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. method:: terminate()
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@ -871,7 +871,7 @@ conforming to :rfc:`8089`.
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.. versionadded:: 3.13
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.. versionchanged:: next
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.. versionchanged:: 3.14
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The URL authority is discarded if it matches the local hostname.
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Otherwise, if the authority isn't empty or ``localhost``, then on
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Windows a UNC path is returned (as before), and on other platforms a
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@ -667,7 +667,7 @@ character ``'$'``.
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``\z``
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Matches only at the end of the string.
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.. versionadded:: next
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.. versionadded:: 3.14
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``\Z``
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The same as ``\z``. For compatibility with old Python versions.
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@ -76,7 +76,7 @@ The following functions relate to the init file and user configuration:
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if given, and :code:`"<readline_init_file>"` otherwise, regardless of
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which file the library resolves.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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The auditing event was added.
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@ -119,7 +119,7 @@ The following functions operate on a history file:
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and raises an :ref:`auditing event <auditing>` ``open`` with the file
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name if given and :code:`"~/.history"` otherwise.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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The auditing event was added.
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@ -131,7 +131,7 @@ The following functions operate on a history file:
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:ref:`auditing event <auditing>` ``open`` with the file name if given and
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:code:`"~/.history"` otherwise.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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The auditing event was added.
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@ -146,7 +146,7 @@ The following functions operate on a history file:
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.. versionadded:: 3.5
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.. versionchanged:: next
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.. versionchanged:: 3.14
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The auditing event was added.
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@ -170,7 +170,7 @@ created. Socket addresses are represented as follows:
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.. versionchanged:: 3.13.3
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FreeBSD support added.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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Added ``channel`` field.
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``device_id`` not packed in a tuple is now accepted.
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@ -178,7 +178,7 @@ created. Socket addresses are represented as follows:
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the Bluetooth address as a string or a :class:`bytes` object.
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(ex. ``'12:23:34:45:56:67'`` or ``b'12:23:34:45:56:67'``)
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.. versionchanged:: next
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.. versionchanged:: 3.14
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FreeBSD support added.
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- :const:`AF_ALG` is a Linux-only socket based interface to Kernel
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@ -498,7 +498,7 @@ Constants
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.. versionchanged:: 3.11
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NetBSD support was added.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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Restored missing ``CAN_RAW_ERR_FILTER`` on Linux.
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.. data:: CAN_BCM
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@ -709,7 +709,7 @@ Constants
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:const:`!SO_BTH_*` are only available on Windows.
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Other constants may be available on Linux and various BSD platforms.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. data:: HCI_FILTER
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HCI_TIME_STAMP
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@ -720,7 +720,7 @@ Constants
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Option names for use with :const:`BTPROTO_HCI`.
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Availability and format of the option values depend on platform.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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Added :const:`!SO_HCI_EVT_FILTER` and :const:`!SO_HCI_PKT_FILTER`
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on NetBSD and DragonFly BSD.
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Added :const:`!HCI_DATA_DIR` on FreeBSD, NetBSD and DragonFly BSD.
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@ -732,7 +732,7 @@ Constants
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.. availability:: Linux
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.. versionadded:: next
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.. versionadded:: 3.14
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.. data:: HCI_CHANNEL_RAW
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HCI_CHANNEL_USER
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@ -744,7 +744,7 @@ Constants
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.. availability:: Linux
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.. versionadded:: next
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.. versionadded:: 3.14
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.. data:: AF_QIPCRTR
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@ -1292,7 +1292,7 @@ always available. Unless explicitly noted otherwise, all variables are read-only
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``sys._jit`` is not guaranteed to exist or behave the same way in all
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Python implementations, versions, or build configurations.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. function:: _jit.is_available()
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@ -167,7 +167,7 @@ Some facts and figures:
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.. versionchanged:: 3.12
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The *compresslevel* keyword argument also works for streams.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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The *preset* keyword argument also works for streams.
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@ -561,7 +561,7 @@ since it is impossible to detect the termination of alien threads.
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of :term:`Python finalization <interpreter shutdown>` :meth:`!join`
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raises a :exc:`PythonFinalizationError`.
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.. versionchanged:: next
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.. versionchanged:: 3.14
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May raise :exc:`PythonFinalizationError`.
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@ -140,7 +140,7 @@ The token constants are:
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The token string includes the prefix and the opening quote(s), but none
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of the contents of the literal.
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.. versionadded:: next
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.. versionadded:: 3.14
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.. data:: TSTRING_MIDDLE
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|
|
@ -154,7 +154,7 @@ The token constants are:
|
|||
:data:`LBRACE`, :data:`RBRACE`, :data:`EXCLAMATION` and :data:`COLON`
|
||||
tokens.
|
||||
|
||||
.. versionadded:: next
|
||||
.. versionadded:: 3.14
|
||||
|
||||
.. data:: TSTRING_END
|
||||
|
||||
|
|
@ -164,7 +164,7 @@ The token constants are:
|
|||
|
||||
The token string contains the closing quote(s).
|
||||
|
||||
.. versionadded:: next
|
||||
.. versionadded:: 3.14
|
||||
|
||||
.. data:: ENDMARKER
|
||||
|
||||
|
|
|
|||
|
|
@ -171,7 +171,7 @@ The :mod:`urllib.request` module defines the following functions:
|
|||
sections. For example, the path ``/etc/hosts`` is converted to
|
||||
the URL ``///etc/hosts``.
|
||||
|
||||
.. versionchanged:: next
|
||||
.. versionchanged:: 3.14
|
||||
The *add_scheme* parameter was added.
|
||||
|
||||
|
||||
|
|
@ -204,13 +204,13 @@ The :mod:`urllib.request` module defines the following functions:
|
|||
characters not following a drive letter no longer cause an
|
||||
:exc:`OSError` exception to be raised on Windows.
|
||||
|
||||
.. versionchanged:: next
|
||||
.. versionchanged:: 3.14
|
||||
The URL authority is discarded if it matches the local hostname.
|
||||
Otherwise, if the authority isn't empty or ``localhost``, then on
|
||||
Windows a UNC path is returned (as before), and on other platforms a
|
||||
:exc:`~urllib.error.URLError` is raised.
|
||||
|
||||
.. versionchanged:: next
|
||||
.. versionchanged:: 3.14
|
||||
The *require_scheme* and *resolve_host* parameters were added.
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -29,7 +29,7 @@ already registered browsers this browser is added to the front of the search lis
|
|||
if the part does not contain ``%s``, it is simply interpreted as the name of the
|
||||
browser to launch. [1]_
|
||||
|
||||
.. versionchanged:: next
|
||||
.. versionchanged:: 3.14
|
||||
|
||||
The :envvar:`BROWSER` variable can now also be used to reorder the list of
|
||||
platform defaults. This is particularly useful on macOS where the platform
|
||||
|
|
|
|||
|
|
@ -3346,7 +3346,7 @@ left undefined.
|
|||
argument if the three-argument version of the built-in :func:`pow` function
|
||||
is to be supported.
|
||||
|
||||
.. versionchanged:: next
|
||||
.. versionchanged:: 3.14
|
||||
|
||||
Three-argument :func:`pow` now try calling :meth:`~object.__rpow__` if necessary.
|
||||
Previously it was only called in two-argument :func:`!pow` and the binary
|
||||
|
|
|
|||
|
|
@ -73,7 +73,7 @@ source.
|
|||
|
||||
.. audit-event:: cpython.run_command command cmdoption-c
|
||||
|
||||
.. versionchanged:: next
|
||||
.. versionchanged:: 3.14
|
||||
*command* is automatically dedented before execution.
|
||||
|
||||
.. option:: -m <module-name>
|
||||
|
|
@ -549,7 +549,7 @@ Miscellaneous options
|
|||
|
||||
.. versionadded:: 3.7
|
||||
|
||||
.. versionchanged:: next
|
||||
.. versionchanged:: 3.14
|
||||
|
||||
Added ``-X importtime=2`` to also trace imports of loaded modules,
|
||||
and reserved values other than ``1`` and ``2`` for future use.
|
||||
|
|
@ -680,7 +680,7 @@ Miscellaneous options
|
|||
.. versionchanged:: 3.10
|
||||
Removed the ``-X oldparser`` option.
|
||||
|
||||
.. versionremoved:: next
|
||||
.. versionremoved:: 3.14
|
||||
|
||||
:option:`!-J` is no longer reserved for use by Jython_,
|
||||
and now has no special meaning.
|
||||
|
|
@ -999,7 +999,7 @@ conflict.
|
|||
|
||||
.. versionadded:: 3.7
|
||||
|
||||
.. versionchanged:: next
|
||||
.. versionchanged:: 3.14
|
||||
|
||||
Added ``PYTHONPROFILEIMPORTTIME=2`` to also trace imports of loaded modules.
|
||||
|
||||
|
|
|
|||
|
|
@ -20,11 +20,11 @@
|
|||
#define PY_MAJOR_VERSION 3
|
||||
#define PY_MINOR_VERSION 14
|
||||
#define PY_MICRO_VERSION 0
|
||||
#define PY_RELEASE_LEVEL PY_RELEASE_LEVEL_ALPHA
|
||||
#define PY_RELEASE_SERIAL 7
|
||||
#define PY_RELEASE_LEVEL PY_RELEASE_LEVEL_BETA
|
||||
#define PY_RELEASE_SERIAL 1
|
||||
|
||||
/* Version as a string */
|
||||
#define PY_VERSION "3.14.0a7+"
|
||||
#define PY_VERSION "3.14.0b1"
|
||||
/*--end constants--*/
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
# Autogenerated by Sphinx on Tue Apr 8 14:20:44 2025
|
||||
# Autogenerated by Sphinx on Tue May 6 18:33:44 2025
|
||||
# as part of the release process.
|
||||
|
||||
topics = {
|
||||
|
|
@ -1784,9 +1784,8 @@ Additional information on exceptions can be found in section
|
|||
Exceptions, and information on using the "raise" statement to generate
|
||||
exceptions may be found in section The raise statement.
|
||||
|
||||
Changed in version 3.14.0a6 (unreleased): Support for optionally
|
||||
dropping grouping parentheses when using multiple exception types. See
|
||||
**PEP 758**.
|
||||
Changed in version 3.14: Support for optionally dropping grouping
|
||||
parentheses when using multiple exception types. See **PEP 758**.
|
||||
|
||||
|
||||
"except" clause
|
||||
|
|
@ -1976,9 +1975,9 @@ Changed in version 3.8: Prior to Python 3.8, a "continue" statement
|
|||
was illegal in the "finally" clause due to a problem with the
|
||||
implementation.
|
||||
|
||||
Changed in version 3.14.0a6 (unreleased): The compiler emits a
|
||||
"SyntaxWarning" when a "return", "break" or "continue" appears in a
|
||||
"finally" block (see **PEP 765**).
|
||||
Changed in version 3.14: The compiler emits a "SyntaxWarning" when a
|
||||
"return", "break" or "continue" appears in a "finally" block (see
|
||||
**PEP 765**).
|
||||
|
||||
|
||||
The "with" statement
|
||||
|
|
@ -3933,6 +3932,19 @@ pdb.set_trace(*, header=None, commands=None)
|
|||
|
||||
Added in version 3.14: The *commands* argument.
|
||||
|
||||
awaitable pdb.set_trace_async(*, header=None, commands=None)
|
||||
|
||||
async version of "set_trace()". This function should be used inside
|
||||
an async function with "await".
|
||||
|
||||
async def f():
|
||||
await pdb.set_trace_async()
|
||||
|
||||
"await" statements are supported if the debugger is invoked by this
|
||||
function.
|
||||
|
||||
Added in version 3.14.
|
||||
|
||||
pdb.post_mortem(t=None)
|
||||
|
||||
Enter post-mortem debugging of the given exception or traceback
|
||||
|
|
@ -3970,7 +3982,7 @@ The "run*" functions and "set_trace()" are aliases for instantiating
|
|||
the "Pdb" class and calling the method of the same name. If you want
|
||||
to access further features, you have to do this yourself:
|
||||
|
||||
class pdb.Pdb(completekey='tab', stdin=None, stdout=None, skip=None, nosigint=False, readrc=True, mode=None, backend=None)
|
||||
class pdb.Pdb(completekey='tab', stdin=None, stdout=None, skip=None, nosigint=False, readrc=True, mode=None, backend=None, colorize=False)
|
||||
|
||||
"Pdb" is the debugger class.
|
||||
|
||||
|
|
@ -4001,6 +4013,10 @@ class pdb.Pdb(completekey='tab', stdin=None, stdout=None, skip=None, nosigint=Fa
|
|||
See "set_default_backend()". Otherwise the supported backends are
|
||||
"'settrace'" and "'monitoring'".
|
||||
|
||||
The *colorize* argument, if set to "True", will enable colorized
|
||||
output in the debugger, if color is supported. This will highlight
|
||||
source code displayed in pdb.
|
||||
|
||||
Example call to enable tracing with *skip*:
|
||||
|
||||
import pdb; pdb.Pdb(skip=['django.*']).set_trace()
|
||||
|
|
@ -4018,6 +4034,8 @@ class pdb.Pdb(completekey='tab', stdin=None, stdout=None, skip=None, nosigint=Fa
|
|||
|
||||
Added in version 3.14: Added the *backend* argument.
|
||||
|
||||
Added in version 3.14: Added the *colorize* argument.
|
||||
|
||||
Changed in version 3.14: Inline breakpoints like "breakpoint()" or
|
||||
"pdb.set_trace()" will always stop the program at calling frame,
|
||||
ignoring the *skip* pattern (if any).
|
||||
|
|
@ -4496,7 +4514,7 @@ exceptions [excnumber]
|
|||
When using "pdb.pm()" or "Pdb.post_mortem(...)" with a chained
|
||||
exception instead of a traceback, it allows the user to move
|
||||
between the chained exceptions using "exceptions" command to list
|
||||
exceptions, and "exception <number>" to switch to that exception.
|
||||
exceptions, and "exceptions <number>" to switch to that exception.
|
||||
|
||||
Example:
|
||||
|
||||
|
|
@ -6752,8 +6770,8 @@ object.__or__(self, other)
|
|||
called. The "__divmod__()" method should be the equivalent to
|
||||
using "__floordiv__()" and "__mod__()"; it should not be related to
|
||||
"__truediv__()". Note that "__pow__()" should be defined to accept
|
||||
an optional third argument if the ternary version of the built-in
|
||||
"pow()" function is to be supported.
|
||||
an optional third argument if the three-argument version of the
|
||||
built-in "pow()" function is to be supported.
|
||||
|
||||
If one of those methods does not support the operation with the
|
||||
supplied arguments, it should return "NotImplemented".
|
||||
|
|
@ -6785,8 +6803,13 @@ object.__ror__(self, other)
|
|||
called if "type(x).__sub__(x, y)" returns "NotImplemented" or
|
||||
"type(y)" is a subclass of "type(x)". [5]
|
||||
|
||||
Note that ternary "pow()" will not try calling "__rpow__()" (the
|
||||
coercion rules would become too complicated).
|
||||
Note that "__rpow__()" should be defined to accept an optional
|
||||
third argument if the three-argument version of the built-in
|
||||
"pow()" function is to be supported.
|
||||
|
||||
Changed in version 3.14.0a7 (unreleased): Three-argument "pow()"
|
||||
now try calling "__rpow__()" if necessary. Previously it was only
|
||||
called in two-argument "pow()" and the binary power operator.
|
||||
|
||||
Note:
|
||||
|
||||
|
|
@ -8785,8 +8808,8 @@ object.__or__(self, other)
|
|||
called. The "__divmod__()" method should be the equivalent to
|
||||
using "__floordiv__()" and "__mod__()"; it should not be related to
|
||||
"__truediv__()". Note that "__pow__()" should be defined to accept
|
||||
an optional third argument if the ternary version of the built-in
|
||||
"pow()" function is to be supported.
|
||||
an optional third argument if the three-argument version of the
|
||||
built-in "pow()" function is to be supported.
|
||||
|
||||
If one of those methods does not support the operation with the
|
||||
supplied arguments, it should return "NotImplemented".
|
||||
|
|
@ -8818,8 +8841,13 @@ object.__ror__(self, other)
|
|||
called if "type(x).__sub__(x, y)" returns "NotImplemented" or
|
||||
"type(y)" is a subclass of "type(x)". [5]
|
||||
|
||||
Note that ternary "pow()" will not try calling "__rpow__()" (the
|
||||
coercion rules would become too complicated).
|
||||
Note that "__rpow__()" should be defined to accept an optional
|
||||
third argument if the three-argument version of the built-in
|
||||
"pow()" function is to be supported.
|
||||
|
||||
Changed in version 3.14.0a7 (unreleased): Three-argument "pow()"
|
||||
now try calling "__rpow__()" if necessary. Previously it was only
|
||||
called in two-argument "pow()" and the binary power operator.
|
||||
|
||||
Note:
|
||||
|
||||
|
|
@ -10100,9 +10128,8 @@ Additional information on exceptions can be found in section
|
|||
Exceptions, and information on using the "raise" statement to generate
|
||||
exceptions may be found in section The raise statement.
|
||||
|
||||
Changed in version 3.14.0a6 (unreleased): Support for optionally
|
||||
dropping grouping parentheses when using multiple exception types. See
|
||||
**PEP 758**.
|
||||
Changed in version 3.14: Support for optionally dropping grouping
|
||||
parentheses when using multiple exception types. See **PEP 758**.
|
||||
|
||||
|
||||
"except" clause
|
||||
|
|
@ -10292,9 +10319,9 @@ Changed in version 3.8: Prior to Python 3.8, a "continue" statement
|
|||
was illegal in the "finally" clause due to a problem with the
|
||||
implementation.
|
||||
|
||||
Changed in version 3.14.0a6 (unreleased): The compiler emits a
|
||||
"SyntaxWarning" when a "return", "break" or "continue" appears in a
|
||||
"finally" block (see **PEP 765**).
|
||||
Changed in version 3.14: The compiler emits a "SyntaxWarning" when a
|
||||
"return", "break" or "continue" appears in a "finally" block (see
|
||||
**PEP 765**).
|
||||
''',
|
||||
'types': r'''The standard type hierarchy
|
||||
***************************
|
||||
|
|
@ -11141,25 +11168,15 @@ Special attributes
|
|||
| | collected during class body execution. See also: |
|
||||
| | "__annotations__ attributes". For best practices |
|
||||
| | on working with "__annotations__", please see |
|
||||
| | "annotationlib". Caution: Accessing the |
|
||||
| | "__annotations__" attribute of a class object |
|
||||
| | directly may yield incorrect results in the |
|
||||
| | presence of metaclasses. In addition, the |
|
||||
| | attribute may not exist for some classes. Use |
|
||||
| | "annotationlib.get_annotations()" to retrieve |
|
||||
| | class annotations safely. Changed in version |
|
||||
| | 3.14: Annotations are now lazily evaluated. See |
|
||||
| | **PEP 649**. |
|
||||
| | "annotationlib". Where possible, use |
|
||||
| | "annotationlib.get_annotations()" instead of |
|
||||
| | accessing this attribute directly. Changed in |
|
||||
| | version 3.14: Annotations are now lazily |
|
||||
| | evaluated. See **PEP 649**. |
|
||||
+----------------------------------------------------+----------------------------------------------------+
|
||||
| type.__annotate__() | The *annotate function* for this class, or "None" |
|
||||
| | if the class has no annotations. See also: |
|
||||
| | "__annotate__ attributes". Caution: Accessing |
|
||||
| | the "__annotate__" attribute of a class object |
|
||||
| | directly may yield incorrect results in the |
|
||||
| | presence of metaclasses. Use |
|
||||
| | "annotationlib.get_annotate_function()" to |
|
||||
| | retrieve the annotate function safely. Added in |
|
||||
| | version 3.14. |
|
||||
| | "__annotate__ attributes". Added in version 3.14. |
|
||||
+----------------------------------------------------+----------------------------------------------------+
|
||||
| type.__type_params__ | A "tuple" containing the type parameters of a |
|
||||
| | generic class. Added in version 3.12. |
|
||||
|
|
@ -11355,16 +11372,16 @@ the "**keywords" syntax to accept arbitrary keyword arguments; bit
|
|||
Flags for details on the semantics of each flags that might be
|
||||
present.
|
||||
|
||||
Future feature declarations ("from __future__ import division") also
|
||||
use bits in "co_flags" to indicate whether a code object was compiled
|
||||
with a particular feature enabled: bit "0x2000" is set if the function
|
||||
was compiled with future division enabled; bits "0x10" and "0x1000"
|
||||
were used in earlier versions of Python.
|
||||
Future feature declarations (for example, "from __future__ import
|
||||
division") also use bits in "co_flags" to indicate whether a code
|
||||
object was compiled with a particular feature enabled. See
|
||||
"compiler_flag".
|
||||
|
||||
Other bits in "co_flags" are reserved for internal use.
|
||||
|
||||
If a code object represents a function and has a docstring, the first
|
||||
item in "co_consts" is the docstring of the function.
|
||||
If a code object represents a function and has a docstring, the
|
||||
"CO_HAS_DOCSTRING" bit is set in "co_flags" and the first item in
|
||||
"co_consts" is the docstring of the function.
|
||||
|
||||
|
||||
Methods on code objects
|
||||
|
|
|
|||
2112
Misc/NEWS.d/3.14.0b1.rst
Normal file
2112
Misc/NEWS.d/3.14.0b1.rst
Normal file
File diff suppressed because it is too large
Load diff
|
|
@ -1 +0,0 @@
|
|||
Fix use of undefined identifiers in platform triplet detection on MIPS Linux platforms.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Change the default LTO flags on GCC to not pass ``-flto-partition=none``, and allow parallelization of LTO. For newer GNU makes and GCC, this has a multiple factor speedup for LTO build times, with no noticeable loss in performance.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
The :file:`PC\layout` script now allows passing ``--include-tcltk`` on
|
||||
Windows ARM64.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Fix building with tail call interpreter and pystats.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Since free-threaded builds do not support the experimental JIT compiler,
|
||||
prevent these configurations from being combined.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Fix compilation process with ``--enable-optimizations`` and
|
||||
``--without-docstrings``.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
iOS compiler shims now include ``IPHONEOS_DEPLOYMENT_TARGET`` in target
|
||||
triples, ensuring that SDK version minimums are honored.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
Use the cpython-bin-deps "externals" repository for Windows LLVM dependency
|
||||
management. Installing LLVM manually is no longer necessary for Windows JIT
|
||||
builds.
|
||||
|
|
@ -1,5 +0,0 @@
|
|||
Non-tuple sequences are deprecated as argument for the ``(items)`` format
|
||||
unit in :c:func:`PyArg_ParseTuple` and other :ref:`argument parsing
|
||||
<arg-parsing>` functions if *items* contains format units which store
|
||||
a :ref:`borrowed buffer <c-arg-borrowed-buffer>` or
|
||||
a :term:`borrowed reference`.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
Add support of nullable arguments in :c:func:`PyArg_Parse` and similar
|
||||
functions. Adding ``?`` after any format unit makes ``None`` be accepted as
|
||||
a value.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Creating a :class:`ctypes.CField` with a *byte_size* that does not match the actual
|
||||
type size now raises a :exc:`ValueError` instead of crashing the interpreter.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
Deprecated and undocumented functions :c:func:`!PyUnicode_AsEncodedObject`,
|
||||
:c:func:`!PyUnicode_AsDecodedObject`, :c:func:`!PyUnicode_AsEncodedUnicode`
|
||||
and :c:func:`!PyUnicode_AsDecodedUnicode` are scheduled for removal in 3.15.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Fix an overflow when handling the :ref:`K <capi-py-buildvalue-format-K>` format
|
||||
in :c:func:`Py_BuildValue`. Patch by Bénédikt Tran.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
The ``k`` and ``K`` formats in :c:func:`PyArg_Parse` now support the
|
||||
:meth:`~object.__index__` special method, like all other integer formats.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
The undocumented APIs :c:macro:`!Py_C_RECURSION_LIMIT` and
|
||||
:c:member:`!PyThreadState.c_recursion_remaining`, added in 3.13, are removed
|
||||
without a deprecation period.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
For non-free-threaded builds, the memory layout of :c:struct:`PyASCIIObject`
|
||||
is reverted to match Python 3.13. (Note that the structure is not part of
|
||||
stable ABI and so its memory layout is *guaranteed* to remain stable.)
|
||||
|
|
@ -1,4 +0,0 @@
|
|||
On non-Windows platforms, deprecate using :attr:`ctypes.Structure._pack_` to
|
||||
use a Windows-compatible layout on non-Windows platforms. The layout should
|
||||
be specified explicitly by setting :attr:`ctypes.Structure._layout_` to
|
||||
``'ms'``.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
Add :c:func:`PyUnstable_Object_IsUniquelyReferenced` as a replacement for
|
||||
``Py_REFNCT(op) == 1`` on :term:`free threaded <free threading>`
|
||||
builds of Python.
|
||||
|
|
@ -1,5 +0,0 @@
|
|||
Add :c:func:`PyUnstable_Object_IsUniqueReferencedTemporary` function for
|
||||
determining if an object exists as a unique temporary variable on the
|
||||
interpreter's stack. This is a replacement for some cases where checking
|
||||
that :c:func:`Py_REFCNT` is one is no longer sufficient to determine if it's
|
||||
safe to modify a Python object in-place with no visible side effects.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Fix regression where :c:func:`PyType_GetModuleByDef` returns NULL without
|
||||
setting :exc:`TypeError` when a static type is passed.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Remove ``hostflags`` member from ``PySSLContext`` struct.
|
||||
|
|
@ -1,4 +0,0 @@
|
|||
String arguments passed to "-c" are now automatically dedented as if by
|
||||
:func:`textwrap.dedent`. This allows "python -c" invocations to be indented
|
||||
in shell scripts without causing indentation errors. (Patch by Jon Crall and
|
||||
Steven Sun)
|
||||
|
|
@ -1 +0,0 @@
|
|||
Improve error message when :exc:`TypeError` occurs during :meth:`dict.update`
|
||||
|
|
@ -1,4 +0,0 @@
|
|||
:option:`-X importtime <-X>` now accepts value ``2``, which indicates that
|
||||
an ``importtime`` entry should also be printed if an imported module has
|
||||
already been loaded.
|
||||
Patch by Noah Kim and Adam Turner.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Improve :exc:`SyntaxError` message for using ``import ... as``
|
||||
and ``from ... import ... as`` with not a name.
|
||||
|
|
@ -1,16 +0,0 @@
|
|||
Add the :data:`sys.flags.thread_inherit_context` flag.
|
||||
|
||||
* This flag is set to true by default on the free-threaded build
|
||||
and false otherwise. If the flag is true, starting a new thread using
|
||||
:class:`threading.Thread` will, by default, use a copy of the
|
||||
:class:`contextvars.Context` from the caller of
|
||||
:meth:`threading.Thread.start` rather than using an empty context.
|
||||
|
||||
* Add the :option:`-X thread_inherit_context <-X>` command-line option and
|
||||
:envvar:`PYTHON_THREAD_INHERIT_CONTEXT` environment variable, which set the
|
||||
:data:`~sys.flags.thread_inherit_context` flag.
|
||||
|
||||
* Add the ``context`` keyword parameter to :class:`~threading.Thread`. It can
|
||||
be used to explicitly pass a context value to be used by a new thread.
|
||||
|
||||
* Make the ``_contextvars`` module built-in.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Add module autocomplete to PyREPL.
|
||||
|
|
@ -1 +0,0 @@
|
|||
``elif`` statements that follow an ``else`` block now have a specific error message.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Fix a bug that was allowing newlines inconsitently in format specifiers for
|
||||
single-quoted f-strings. Patch by Pablo Galindo.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Fixed an assertion error for :func:`exec` passed a string ``source`` and a non-``None`` ``closure``. Patch by Bartosz Sławecki.
|
||||
|
|
@ -1,4 +0,0 @@
|
|||
Three-argument :func:`pow` now try calling :meth:`~object.__rpow__` if
|
||||
necessary.
|
||||
Previously it was only called in two-argument :func:`!pow` and the binary
|
||||
power operator.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
If the ``__annotations__`` of a module object are accessed while the
|
||||
module is executing, return the annotations that have been defined so far,
|
||||
without caching them.
|
||||
|
|
@ -1 +0,0 @@
|
|||
PyREPL now supports syntax highlighing. Contributed by Łukasz Langa.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Add support for macOS multi-arch builds with the JIT enabled
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
Move constant folding to the peephole optimizer. Rename AST optimization
|
||||
related files (Python/ast_opt.c -> Python/ast_preprocess.c), structs (_PyASTOptimizeState -> _PyASTPreprocessState)
|
||||
and functions (_PyAST_Optimize -> _PyAST_Preprocess, _PyCompile_AstOptimize -> _PyCompile_AstPreprocess).
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Fix support of unicode characters with two or more codepoints on Windows in
|
||||
the new REPL.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Handle uncaught exceptions in the main input loop for the new REPL.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Allow the JIT to remove unicode guards after ``_BINARY_OP_SUBSCR_STR_INT``
|
||||
by setting the return type to string.
|
||||
|
|
@ -1,4 +0,0 @@
|
|||
Improve error message when an object supporting the synchronous (resp.
|
||||
asynchronous) context manager protocol is entered using :keyword:`async
|
||||
with` (resp. :keyword:`with`) instead of :keyword:`with` (resp.
|
||||
:keyword:`async with`). Patch by Bénédikt Tran.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Allow the JIT compiler to remove some type checks for operations on lists,
|
||||
tuples, dictionaries, and sets.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
Prevents against stack overflows when calling :c:func:`Py_DECREF`. Third-party
|
||||
extension objects no longer need to use the "trashcan" mechanism, as
|
||||
protection is now built into the :c:func:`Py_DECREF` macro.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Allow the JIT to remove an extra ``_TO_BOOL_BOOL`` instruction after
|
||||
``_CONTAINS_OP_DICT`` by setting the return type to bool.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Fix that :attr:`type.__annotate__` was not deleted, when
|
||||
:attr:`type.__annotations__` was deleted.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Fix possible use after free in cases where a method's definition has the same lifetime as its ``self``.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
Improve the JIT's ability to remove unused constant and local variable
|
||||
loads, and fix an issue where deallocating unused values could cause JIT
|
||||
code to crash or behave incorrectly.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Don't wrap base ``PyCFunction`` slots on class creation if not overridden.
|
||||
|
|
@ -1,4 +0,0 @@
|
|||
The internal storage for annotations and annotate functions on classes now
|
||||
uses different keys in the class dictionary. This eliminates various edge
|
||||
cases where access to the ``__annotate__`` and ``__annotations__``
|
||||
attributes would behave unpredictably.
|
||||
|
|
@ -1,4 +0,0 @@
|
|||
No longer call ``__iter__`` twice when creating and executing a generator expression.
|
||||
Creating a generator expression from a non-interable will raise only when the
|
||||
generator expression is executed.
|
||||
This brings the behavior of generator expressions in line with other generators.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Fix crash when passing a dict subclass as the ``globals`` parameter to
|
||||
:func:`exec`.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Split ``CALL_TYPE_1`` into several uops allowing the JIT to remove some of
|
||||
them.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Use ``sym_new_type`` instead of ``sym_new_not_null`` for _BUILD_LIST,
|
||||
_BUILD_SET, _BUILD_MAP
|
||||
|
|
@ -1 +0,0 @@
|
|||
Make :func:`staticmethod` and :func:`classmethod` generic.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
Compiler warnings originating from the same module and line number are now
|
||||
only emitted once, matching the behaviour of warnings emitted from user
|
||||
code. This can also be configured with :mod:`warnings` filters.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Fix decoding from the locale encoding in the C.UTF-8 locale.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
Uses tagged integers on the evaluation stack to represent the instruction
|
||||
offsets when reraising an exception. This avoids the need to box the integer
|
||||
which could fail in low memory conditions.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Add specialisation for ``BINARY_OP/SUBSCR`` on list and slice.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Added :c:func:`PyLong_AsNativeBytes`, :c:func:`PyLong_FromNativeBytes` and
|
||||
:c:func:`PyLong_FromUnsignedNativeBytes` to the limited C API.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Support profiling code that requires ``__main__``, such as :mod:`pickle`.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Syntax errors that look like misspellings of Python keywords now provide a
|
||||
helpful fix suggestion for the typo. Contributed by Pablo Galindo Salgado.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Certain calls now check for runaway recursion and respect the system recursion limit.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Fix a crash when calling :meth:`~object.__get__` of a :term:`method` with a
|
||||
:const:`None` second argument.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Fix compiler crash in certain circumstances where multiple module-level
|
||||
annotations include comprehensions and other nested scopes.
|
||||
|
|
@ -1,3 +0,0 @@
|
|||
Implement :pep:`750` (Template Strings). Add new syntax for t-strings and
|
||||
implement new internal :class:`!string.templatelib.Template` and
|
||||
:class:`!string.templatelib.Interpolation` types.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Fix ``repr(list)`` race condition: hold a strong reference to the item while
|
||||
calling ``repr(item)``. Patch by Victor Stinner.
|
||||
|
|
@ -1 +0,0 @@
|
|||
Reset any :pep:`768` remote debugging pending call in children after :func:`os.fork` calls.
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
Enhance unhashable key/element error messages for :class:`dict` and
|
||||
:class:`set`. Patch by Victor Stinner.
|
||||
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