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Commit99a3d6b

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Merge branch 'main' into pyrepl_underscored_fix
2 parents1e88864 +c91ad5d commit99a3d6b

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‎Doc/conf.py

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@@ -308,7 +308,6 @@
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('py:attr','__annotations__'),
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('py:meth','__missing__'),
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('py:attr','__wrapped__'),
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('py:attr','decimal.Context.clamp'),
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('py:meth','index'),# list.index, tuple.index, etc.
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]
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‎Doc/library/datetime.rst

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@@ -1502,11 +1502,11 @@ Instance methods:
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returned by:func:`time.time`.
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Naive:class:`.datetime` instances are assumed to represent local
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time and this method relies ontheplatform C:c:func:`mktime`
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function to performthe conversion. Since:class:`.datetime`
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supports wider range of values than:c:func:`mktime`on many
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platforms, thismethod may raise:exc:`OverflowError` or:exc:`OSError`
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for timesfar in the past or far in the future.
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time and this method relies on platform Cfunctions to perform
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the conversion. Since:class:`.datetime` supports a wider range of
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values than the platform C functionson many platforms, this
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method may raise:exc:`OverflowError` or:exc:`OSError` for times
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far in the past or far in the future.
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For aware:class:`.datetime` instances, the return value is computed
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as::
@@ -1519,6 +1519,10 @@ Instance methods:
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The:meth:`timestamp` method uses the:attr:`.fold` attribute to
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disambiguate the times during a repeated interval.
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..versionchanged::3.6
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This method no longer relies on the platform C:c:func:`mktime`
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function to perform conversions.
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..note::
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There is no method to obtain the POSIX timestamp directly from a

‎Doc/library/decimal.rst

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=====================================================================
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..module::decimal
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:synopsis: Implementation of the General Decimal ArithmeticSpecification.
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:synopsis: Implementation of the General Decimal Arithmetic Specification.
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..moduleauthor::Eric Price <eprice at tjhsst.edu>
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..moduleauthor::Facundo Batista <facundo at taniquetil.com.ar>
@@ -121,7 +121,7 @@ reset them before monitoring a calculation.
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.. _decimal-tutorial:
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Quick-startTutorial
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Quick-starttutorial
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--------------------
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The usual start to using decimals is importing the module, viewing the current
@@ -1096,40 +1096,52 @@ In addition to the three supplied contexts, new contexts can be created with the
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default values are copied from the:const:`DefaultContext`. If the *flags*
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field is not specified or is:const:`None`, all flags are cleared.
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*prec* is an integer in the range [``1``,:const:`MAX_PREC`] that sets
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the precision for arithmetic operations in the context.
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..attribute::prec
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The *rounding* option is one of theconstants listed in the section
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`Rounding Modes`_.
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An integer in therange [``1``,:const:`MAX_PREC`] that sets
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the precision for arithmetic operations in the context.
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The *traps* and *flags* fields list any signals to be set. Generally, new
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contexts should only set traps and leave the flags clear.
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..attribute::rounding
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The *Emin* and *Emax* fields are integers specifying the outer limits allowable
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for exponents. *Emin* must be in the range [:const:`MIN_EMIN`, ``0``],
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*Emax* in the range [``0``,:const:`MAX_EMAX`].
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One of the constants listed in the section `Rounding Modes`_.
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The *capitals* field is either ``0`` or ``1`` (the default). If set to
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``1``, exponents are printed with a capital ``E``; otherwise, a
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lowercase ``e`` is used: ``Decimal('6.02e+23')``.
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..attribute::traps
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flags
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The *clamp* field is either ``0`` (the default) or ``1``.
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If set to ``1``, the exponent ``e`` of a:class:`Decimal`
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instance representable in this context is strictly limited to the
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range ``Emin - prec + 1 <= e <= Emax - prec + 1``. If *clamp* is
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``0`` then a weaker condition holds: the adjusted exponent of
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the:class:`Decimal` instance is at most:attr:`~Context.Emax`. When *clamp* is
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``1``, a large normal number will, where possible, have its
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exponent reduced and a corresponding number of zeros added to its
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coefficient, in order to fit the exponent constraints; this
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preserves the value of the number but loses information about
1126-
significant trailing zeros. For example::
1111+
Lists of any signals to be set. Generally, new contexts should only set
1112+
traps and leave the flags clear.
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1128-
>>> Context(prec=6, Emax=999, clamp=1).create_decimal('1.23e999')
1129-
Decimal('1.23000E+999')
1114+
..attribute::Emin
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Emax
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1131-
A *clamp* value of ``1`` allows compatibility with the
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fixed-width decimal interchange formats specified in IEEE 754.
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Integers specifying the outer limits allowable for exponents. *Emin* must
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be in the range [:const:`MIN_EMIN`, ``0``], *Emax* in the range
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[``0``,:const:`MAX_EMAX`].
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..attribute::capitals
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1123+
Either ``0`` or ``1`` (the default). If set to
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``1``, exponents are printed with a capital ``E``; otherwise, a
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lowercase ``e`` is used: ``Decimal('6.02e+23')``.
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1127+
..attribute::clamp
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1129+
Either ``0`` (the default) or ``1``. If set to ``1``, the exponent ``e``
1130+
of a:class:`Decimal` instance representable in this context is strictly
1131+
limited to the range ``Emin - prec + 1 <= e <= Emax - prec + 1``.
1132+
If *clamp* is ``0`` then a weaker condition holds: the adjusted exponent of
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the:class:`Decimal` instance is at most:attr:`~Context.Emax`. When *clamp* is
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``1``, a large normal number will, where possible, have its
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exponent reduced and a corresponding number of zeros added to its
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coefficient, in order to fit the exponent constraints; this
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preserves the value of the number but loses information about
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significant trailing zeros. For example::
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1140+
>>> Context(prec=6, Emax=999, clamp=1).create_decimal('1.23e999')
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Decimal('1.23000E+999')
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1143+
A *clamp* value of ``1`` allows compatibility with the
1144+
fixed-width decimal interchange formats specified in IEEE 754.
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The:class:`Context` class defines several general purpose methods as well as
11351147
a large number of methods for doing arithmetic directly in a given context.
@@ -1769,7 +1781,7 @@ The following table summarizes the hierarchy of signals::
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.. _decimal-notes:
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Floating-Point Notes
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Floating-point notes
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--------------------
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‎Doc/library/io.rst

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..attribute::buffer
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The underlying binary buffer (a:class:`BufferedIOBase` instance) that
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:class:`TextIOBase` deals with. This is not part of the
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:class:`TextIOBase` API and may not exist in some implementations.
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The underlying binary buffer (a:class:`BufferedIOBase`
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or:class:`RawIOBase` instance) that:class:`TextIOBase` deals with.
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This is not part of the:class:`TextIOBase` API and may not exist
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in some implementations.
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..method::detach()
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‎Doc/tools/.nitignore

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Doc/extending/extending.rst
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Doc/library/ast.rst
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Doc/library/asyncio-extending.rst
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Doc/library/decimal.rst
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Doc/library/email.charset.rst
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Doc/library/email.compat32-message.rst
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Doc/library/email.parser.rst

‎Doc/whatsnew/3.14.rst

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making it a:term:`generic type`.
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(Contributed by Brian Schubert in:gh:`132168`.)
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*:mod:`ctypes` now supports:term:`free-threading builds <free threading>`.
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(Contributed by Kumar Aditya and Peter Bierma in:gh:`127945`.)
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curses
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------
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@@ -1997,11 +2000,19 @@ Optimizations
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asyncio
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-------
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*:mod:`asyncio` now uses double linked list implementation for native tasks
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which speeds up execution by 10% on standard pyperformance benchmarks and
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reduces memory usage.
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*:mod:`asyncio` has a new per-thread double linked list implementation internally for
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:class:`native tasks <asyncio.Task>` which speeds up execution by 10-20% on standard
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pyperformance benchmarks and reduces memory usage.
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This enables external introspection tools such as
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:ref:`python -m asyncio pstree<whatsnew314-asyncio-introspection>`
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to introspect the call graph of asyncio tasks running in all threads.
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(Contributed by Kumar Aditya in:gh:`107803`.)
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*:mod:`asyncio` has first class support for:term:`free-threading builds <free threading>`.
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This enables parallel execution of multiple event loops across different threads and scales
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linearly with the number of threads.
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(Contributed by Kumar Aditya in:gh:`128002`.)
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*:mod:`asyncio` has new utility functions for introspecting and printing
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the program's call graph::func:`asyncio.capture_call_graph` and
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:func:`asyncio.print_call_graph`.
@@ -2083,7 +2094,6 @@ Deprecated
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*:class:`asyncio.WindowsProactorEventLoopPolicy`
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*:func:`asyncio.get_event_loop_policy`
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*:func:`asyncio.set_event_loop_policy`
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*:func:`asyncio.set_event_loop`
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Users should use:func:`asyncio.run` or:class:`asyncio.Runner` with
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*loop_factory* to use the desired event loop implementation.

‎Include/internal/mimalloc/mimalloc/internal.h

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@@ -634,10 +634,10 @@ static inline mi_block_t* mi_block_nextx( const void* null, const mi_block_t* bl
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mi_track_mem_defined(block,sizeof(mi_block_t));
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mi_block_t* next;
636636
#ifdef MI_ENCODE_FREELIST
637-
next = (mi_block_t*)mi_ptr_decode(null, block->next, keys);
637+
next = (mi_block_t*)mi_ptr_decode(null,mi_atomic_load_relaxed(&block->next), keys);
638638
#else
639639
MI_UNUSED(keys);MI_UNUSED(null);
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next = (mi_block_t*)block->next;
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next = (mi_block_t*)mi_atomic_load_relaxed(&block->next);
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#endif
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mi_track_mem_noaccess(block,sizeof(mi_block_t));
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return next;
@@ -646,10 +646,10 @@ static inline mi_block_t* mi_block_nextx( const void* null, const mi_block_t* bl
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staticinlinevoidmi_block_set_nextx(constvoid* null,mi_block_t* block,constmi_block_t* next,constuintptr_t* keys) {
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mi_track_mem_undefined(block,sizeof(mi_block_t));
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#ifdef MI_ENCODE_FREELIST
649-
block->next =mi_ptr_encode(null, next, keys);
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mi_atomic_store_relaxed(&block->next,mi_ptr_encode(null, next, keys));
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#else
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MI_UNUSED(keys);MI_UNUSED(null);
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block->next =(mi_encoded_t)next;
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mi_atomic_store_relaxed(&block->next,(mi_encoded_t)next);
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#endif
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mi_track_mem_noaccess(block,sizeof(mi_block_t));
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}

‎Include/internal/mimalloc/mimalloc/types.h

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// free lists contain blocks
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typedefstructmi_block_s {
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mi_encoded_tnext;
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_Atomic(mi_encoded_t)next;
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}mi_block_t;
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‎Include/internal/pycore_debug_offsets.h

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#ifdefPy_GIL_DISABLED
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# define_Py_Debug_gilruntimestate_enabled offsetof(struct _gil_runtime_state, enabled)
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# define_Py_Debug_Free_Threaded 1
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# define_Py_Debug_code_object_co_tlbc offsetof(PyCodeObject, co_tlbc)
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# define_Py_Debug_interpreter_frame_tlbc_index offsetof(_PyInterpreterFrame, tlbc_index)
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#else
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# define_Py_Debug_gilruntimestate_enabled 0
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# define_Py_Debug_Free_Threaded 0
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# define_Py_Debug_code_object_co_tlbc 0
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# define_Py_Debug_interpreter_frame_tlbc_index 0
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@@ -109,6 +113,7 @@ typedef struct _Py_DebugOffsets {
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uint64_tlocalsplus;
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uint64_towner;
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uint64_tstackpointer;
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uint64_ttlbc_index;
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}interpreter_frame;
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// Code object offset;
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uint64_tlocalsplusnames;
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uint64_tlocalspluskinds;
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uint64_tco_code_adaptive;
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uint64_tco_tlbc;
126132
}code_object;
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// PyObject offset;
@@ -265,6 +271,7 @@ typedef struct _Py_DebugOffsets {
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.localsplus = offsetof(_PyInterpreterFrame, localsplus), \
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.owner = offsetof(_PyInterpreterFrame, owner), \
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.stackpointer = offsetof(_PyInterpreterFrame, stackpointer), \
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.tlbc_index = _Py_Debug_interpreter_frame_tlbc_index, \
268275
}, \
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.code_object = { \
270277
.size = sizeof(PyCodeObject), \
@@ -277,6 +284,7 @@ typedef struct _Py_DebugOffsets {
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.localsplusnames = offsetof(PyCodeObject, co_localsplusnames), \
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.localspluskinds = offsetof(PyCodeObject, co_localspluskinds), \
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.co_code_adaptive = offsetof(PyCodeObject, co_code_adaptive), \
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.co_tlbc = _Py_Debug_code_object_co_tlbc, \
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.pyobject = { \
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.size = sizeof(PyObject), \

‎Include/internal/pycore_magic_number.h

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Python 3.14a7 3623 (Add BUILD_INTERPOLATION & BUILD_TEMPLATE opcodes)
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Python 3.14b1 3624 (Don't optimize LOAD_FAST when local is killed by DELETE_FAST)
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Python 3.15a0 3650 (Initial version)
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Python 3.15a1 3651 (Simplify LOAD_CONST)
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Python 3.16 will start with 3700
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@@ -290,7 +291,7 @@ PC/launcher.c must also be updated.
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*/
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#definePYC_MAGIC_NUMBER3650
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#definePYC_MAGIC_NUMBER3651
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/* This is equivalent to converting PYC_MAGIC_NUMBER to 2 bytes
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(little-endian) and then appending b'\r\n'. */
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#definePYC_MAGIC_NUMBER_TOKEN \

‎Include/internal/pycore_opcode_metadata.h

Lines changed: 5 additions & 16 deletions
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