Merge branch 'main' into fix-issue-134759

Author: skv0zsneg

Doc/c-api/capsule.rst

@@ -105,9 +105,19 @@ Refer to :ref:`using-capsules` for more information on using these objects.
    ``module.attribute``.  The *name* stored in the capsule must match this
    string exactly.
 
+   This function splits *name* on the ``.`` character, and imports the first
+   element. It then processes further elements using attribute lookups.
+
    Return the capsule's internal *pointer* on success.  On failure, set an
    exception and return ``NULL``.
 
+   .. note::
+
+      If *name* points to an attribute of some submodule or subpackage, this
+      submodule or subpackage must be previously imported using other means
+      (for example, by using :c:func:`PyImport_ImportModule`) for the
+      attribute lookups to succeed.
+
    .. versionchanged:: 3.3
       *no_block* has no effect anymore.
 

Doc/library/math.rst

@@ -59,6 +59,7 @@ noted otherwise, all return values are floats.
 :func:`isnan(x) <isnan>`                              Check if *x* is a NaN  (not a number)
 :func:`ldexp(x, i) <ldexp>`                           ``x * (2**i)``, inverse of function :func:`frexp`
 :func:`nextafter(x, y, steps) <nextafter>`            Floating-point value *steps* steps after *x* towards *y*
+:func:`signbit(x) <signbit>`                          Check if *x* is a negative number
 :func:`ulp(x) <ulp>`                                  Value of the least significant bit of *x*
 
 **Power, exponential and logarithmic functions**
@@ -431,6 +432,15 @@ Floating point manipulation functions
       Added the *steps* argument.
 
 
+.. function:: signbit(x)
+
+   Return ``True`` if the sign of *x* is negative and ``False`` otherwise.
+
+   This is useful to detect the sign bit of zeroes, infinities and NaNs.
+
+   .. versionadded:: next
+
+
 .. function:: ulp(x)
 
    Return the value of the least significant bit of the float *x*:

Doc/whatsnew/3.15.rst

@@ -115,6 +115,9 @@ math
 * Add :func:`math.isnormal` and :func:`math.issubnormal` functions.
   (Contributed by Sergey B Kirpichev in :gh:`132908`.)
 
+* Add :func:`math.signbit` function.
+  (Contributed by Bénédikt Tran in :gh:`135853`.)
+
 
 os.path
 -------

Include/internal/pycore_global_objects_fini_generated.h

@@ -627,6 +627,7 @@ struct _Py_global_strings {
         STRUCT_FOR_ID(offset_src)
         STRUCT_FOR_ID(on_type_read)
         STRUCT_FOR_ID(onceregistry)
+        STRUCT_FOR_ID(only_active_thread)
         STRUCT_FOR_ID(only_keys)
         STRUCT_FOR_ID(oparg)
         STRUCT_FOR_ID(opcode)

Include/internal/pycore_global_strings.h

@@ -435,7 +435,7 @@ def on_fontlist_select(self, event):
         self.font_name.set(font.lower())
 
     def set_samples(self, event=None):
-        """Update update both screen samples with the font settings.
+        """Update both screen samples with the font settings.
 
         Called on font initialization and change events.
         Accesses font_name, font_size, and font_bold Variables.

Include/internal/pycore_runtime_init_generated.h

@@ -1,6 +1,6 @@
 """Debug user code with a GUI interface to a subclass of bdb.Bdb.
 
-The Idb idb and Debugger gui instances each need a reference to each
+The Idb instance 'idb' and Debugger instance 'gui' need references to each
 other or to an rpc proxy for each other.
 
 If IDLE is started with '-n', so that user code and idb both run in the

Include/internal/pycore_unicodeobject_generated.h

@@ -1649,7 +1649,7 @@ def tokeneater(self, type, token, start, end, line,
             self.finished = 1
 
     def run(self):
-        """Return 2 lines containing block opener and and indent.
+        """Return 2 lines containing block opener and indent.
 
         Either the indent line or both may be None.
         """