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Commit 40097b8

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zackwzackw
authored
Merge branch 'python:main' into check-signals-without-gil
2 parents c021340 + 9434709 commit 40097b8
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53 files changed

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-237
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‎Doc/c-api/object.rst

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@@ -737,3 +737,21 @@ Object Protocol
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caller must hold a :term:`strong reference` to *obj* when calling this.
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.. versionadded:: 3.14
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.. c:function:: int PyUnstable_Object_IsUniquelyReferenced(PyObject *op)
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Determine if *op* only has one reference.
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On GIL-enabled builds, this function is equivalent to
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:c:expr:`Py_REFCNT(op) == 1`.
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On a :term:`free threaded <free threading>` build, this checks if *op*'s
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:term:`reference count` is equal to one and additionally checks if *op*
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is only used by this thread. :c:expr:`Py_REFCNT(op) == 1` is **not**
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thread-safe on free threaded builds; prefer this function.
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The caller must hold an :term:`attached thread state`, despite the fact
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that this function doesn't call into the Python interpreter. This function
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cannot fail.
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.. versionadded:: 3.14

‎Doc/c-api/refcounting.rst

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+8-1Lines changed: 8 additions & 1 deletion
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@@ -23,7 +23,14 @@ of Python objects.
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Use the :c:func:`Py_SET_REFCNT()` function to set an object reference count.
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See also the function :c:func:`PyUnstable_Object_IsUniqueReferencedTemporary()`.
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.. note::
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On :term:`free threaded <free threading>` builds of Python, returning 1
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isn't sufficient to determine if it's safe to treat *o* as having no
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access by other threads. Use :c:func:`PyUnstable_Object_IsUniquelyReferenced`
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for that instead.
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See also the function :c:func:`PyUnstable_Object_IsUniqueReferencedTemporary()`.
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.. versionchanged:: 3.10
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:c:func:`Py_REFCNT()` is changed to the inline static function.

‎Doc/whatsnew/3.14.rst

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@@ -1443,6 +1443,11 @@ pdb
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fill in a 4-space indentation now, instead of inserting a ``\t`` character.
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(Contributed by Tian Gao in :gh:`130471`.)
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* Auto-indent is introduced in :mod:`pdb` multi-line input. It will either
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keep the indentation of the last line or insert a 4-space indentation when
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it detects a new code block.
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(Contributed by Tian Gao in :gh:`133350`.)
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* ``$_asynctask`` is added to access the current asyncio task if applicable.
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(Contributed by Tian Gao in :gh:`124367`.)
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@@ -2464,6 +2469,10 @@ New features
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be used in some cases as a replacement for checking if :c:func:`Py_REFCNT`
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is ``1`` for Python objects passed as arguments to C API functions.
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* Add :c:func:`PyUnstable_Object_IsUniquelyReferenced` as a replacement for
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``Py_REFCNT(op) == 1`` on :term:`free threaded <free threading>` builds.
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(Contributed by Peter Bierma in :gh:`133140`.)
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24672476

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Limited C API changes
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---------------------

‎Include/cpython/funcobject.h

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@@ -97,6 +97,11 @@ static inline PyObject* PyFunction_GET_GLOBALS(PyObject *func) {
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}
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#define PyFunction_GET_GLOBALS(func) PyFunction_GET_GLOBALS(_PyObject_CAST(func))
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static inline PyObject* PyFunction_GET_BUILTINS(PyObject *func) {
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return _PyFunction_CAST(func)->func_builtins;
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}
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#define PyFunction_GET_BUILTINS(func) PyFunction_GET_BUILTINS(_PyObject_CAST(func))
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static inline PyObject* PyFunction_GET_MODULE(PyObject *func) {
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return _PyFunction_CAST(func)->func_module;
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}

‎Include/cpython/object.h

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@@ -501,3 +501,5 @@ PyAPI_FUNC(int) PyUnstable_IsImmortal(PyObject *);
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// before calling this function in order to avoid spurious failures.
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PyAPI_FUNC(int) PyUnstable_TryIncRef(PyObject *);
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PyAPI_FUNC(void) PyUnstable_EnableTryIncRef(PyObject *);
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PyAPI_FUNC(int) PyUnstable_Object_IsUniquelyReferenced(PyObject *);

‎Include/internal/pycore_code.h

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@@ -570,6 +570,57 @@ extern int _Py_ClearUnusedTLBC(PyInterpreterState *interp);
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#endif
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typedef struct {
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int total;
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struct co_locals_counts {
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int total;
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struct {
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int total;
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int numposonly;
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int numposorkw;
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int numkwonly;
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int varargs;
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int varkwargs;
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} args;
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int numpure;
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struct {
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int total;
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// numargs does not contribute to locals.total.
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int numargs;
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int numothers;
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} cells;
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struct {
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int total;
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int numpure;
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int numcells;
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} hidden;
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} locals;
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int numfree; // nonlocal
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struct co_unbound_counts {
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int total;
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struct {
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int total;
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int numglobal;
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int numbuiltin;
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int numunknown;
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} globals;
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int numattrs;
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int numunknown;
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} unbound;
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} _PyCode_var_counts_t;
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PyAPI_FUNC(void) _PyCode_GetVarCounts(
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PyCodeObject *,
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_PyCode_var_counts_t *);
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PyAPI_FUNC(int) _PyCode_SetUnboundVarCounts(
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PyThreadState *,
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PyCodeObject *,
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_PyCode_var_counts_t *,
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PyObject *globalnames,
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PyObject *attrnames,
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PyObject *globalsns,
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PyObject *builtinsns);
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PyAPI_FUNC(int) _PyCode_ReturnsOnlyNone(PyCodeObject *);
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‎Lib/ast.py

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@@ -630,7 +630,7 @@ def main(args=None):
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import argparse
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import sys
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633-
parser = argparse.ArgumentParser()
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parser = argparse.ArgumentParser(color=True)
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parser.add_argument('infile', nargs='?', default='-',
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help='the file to parse; defaults to stdin')
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parser.add_argument('-m', '--mode', default='exec',

‎Lib/calendar.py

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def main(args=None):
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import argparse
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parser = argparse.ArgumentParser()
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parser = argparse.ArgumentParser(color=True)
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textgroup = parser.add_argument_group('text only arguments')
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htmlgroup = parser.add_argument_group('html only arguments')
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textgroup.add_argument(

‎Lib/code.py

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+1-1Lines changed: 1 addition & 1 deletion
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@@ -385,7 +385,7 @@ def interact(banner=None, readfunc=None, local=None, exitmsg=None, local_exit=Fa
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if __name__ == "__main__":
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import argparse
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388-
parser = argparse.ArgumentParser()
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parser = argparse.ArgumentParser(color=True)
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parser.add_argument('-q', action='store_true',
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help="don't print version and copyright messages")
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args = parser.parse_args()

‎Lib/compileall.py

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@@ -317,7 +317,9 @@ def main():
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import argparse
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parser = argparse.ArgumentParser(
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description='Utilities to support installing Python libraries.')
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description='Utilities to support installing Python libraries.',
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color=True,
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)
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parser.add_argument('-l', action='store_const', const=0,
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default=None, dest='maxlevels',
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help="don't recurse into subdirectories")

‎Lib/dis.py

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def main(args=None):
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import argparse
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1134-
parser = argparse.ArgumentParser()
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parser = argparse.ArgumentParser(color=True)
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parser.add_argument('-C', '--show-caches', action='store_true',
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help='show inline caches')
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parser.add_argument('-O', '--show-offsets', action='store_true',

‎Lib/doctest.py

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@@ -2870,7 +2870,7 @@ def get(self):
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def _test():
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import argparse
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2873-
parser = argparse.ArgumentParser(description="doctest runner")
2873+
parser = argparse.ArgumentParser(description="doctest runner", color=True)
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parser.add_argument('-v', '--verbose', action='store_true', default=False,
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help='print very verbose output for all tests')
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parser.add_argument('-o', '--option', action='append',

‎Lib/ensurepip/__init__.py

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def _main(argv=None):
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import argparse
208-
parser = argparse.ArgumentParser()
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parser = argparse.ArgumentParser(color=True)
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parser.add_argument(
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"--version",
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action="version",

‎Lib/gzip.py

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from argparse import ArgumentParser
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parser = ArgumentParser(description=
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"A simple command line interface for the gzip module: act like gzip, "
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"but do not delete the input file.")
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"but do not delete the input file.",
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color=True,
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)
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group = parser.add_mutually_exclusive_group()
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group.add_argument('--fast', action='store_true', help='compress faster')
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group.add_argument('--best', action='store_true', help='compress better')

‎Lib/http/server.py

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import argparse
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import contextlib
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1343-
parser = argparse.ArgumentParser()
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parser = argparse.ArgumentParser(color=True)
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parser.add_argument('--cgi', action='store_true',
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help='run as CGI server')
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parser.add_argument('-b', '--bind', metavar='ADDRESS',

‎Lib/inspect.py

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+1-1Lines changed: 1 addition & 1 deletion
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@@ -3343,7 +3343,7 @@ def _main():
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import argparse
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import importlib
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3346-
parser = argparse.ArgumentParser()
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parser = argparse.ArgumentParser(color=True)
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parser.add_argument(
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'object',
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help="The object to be analysed. "

‎Lib/json/tool.py

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def main():
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description = ('A simple command line interface for json module '
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'to validate and pretty-print JSON objects.')
47-
parser = argparse.ArgumentParser(description=description)
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parser = argparse.ArgumentParser(description=description, color=True)
4848
parser.add_argument('infile', nargs='?',
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help='a JSON file to be validated or pretty-printed',
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default='-')

‎Lib/mimetypes.py

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+3-1Lines changed: 3 additions & 1 deletion
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def _parse_args(args):
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from argparse import ArgumentParser
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701-
parser = ArgumentParser(description='map filename extensions to MIME types')
701+
parser = ArgumentParser(
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description='map filename extensions to MIME types', color=True
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)
702704
parser.add_argument(
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'-e', '--extension',
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action='store_true',

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