Merge branch 'main' into union_getitem

Author: vstinner

.github/CODEOWNERS

@@ -30,6 +30,7 @@ Modules/Setup*                @erlend-aasland
 Objects/set*                  @rhettinger
 Objects/dict*                 @methane @markshannon
 Objects/typevarobject.c       @JelleZijlstra
+Objects/unionobject.c         @JelleZijlstra
 Objects/type*                 @markshannon
 Objects/codeobject.c          @markshannon
 Objects/frameobject.c         @markshannon

.github/zizmor.yml

@@ -4,3 +4,7 @@ rules:
   dangerous-triggers:
     ignore:
       - documentation-links.yml
+  unpinned-uses:
+    config:
+      policies:
+        "*": ref-pin

.pre-commit-config.yaml

@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.11.4
+    rev: v0.11.6
     hooks:
       - id: ruff
         name: Run Ruff (lint) on Doc/
@@ -24,7 +24,7 @@ repos:
         files: ^Doc/
 
   - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: 24.10.0
+    rev: 25.1.0
     hooks:
       - id: black
         name: Run Black on Tools/build/check_warnings.py
@@ -49,7 +49,7 @@ repos:
         types_or: [c, inc, python, rst]
 
   - repo: https://github.com/python-jsonschema/check-jsonschema
-    rev: 0.31.0
+    rev: 0.33.0
     hooks:
       - id: check-dependabot
       - id: check-github-workflows
@@ -61,7 +61,7 @@ repos:
       - id: actionlint
 
   - repo: https://github.com/woodruffw/zizmor-pre-commit
-    rev: v1.1.1
+    rev: v1.6.0
     hooks:
       - id: zizmor
 

Doc/library/multiprocessing.rst

@@ -670,6 +670,25 @@ The :mod:`multiprocessing` package mostly replicates the API of the
 
       .. versionadded:: 3.3
 
+   .. method:: interrupt()
+
+      Terminate the process. Works on POSIX using the :py:const:`~signal.SIGINT` signal.
+      Behavior on Windows is undefined.
+
+      By default, this terminates the child process by raising :exc:`KeyboardInterrupt`.
+      This behavior can be altered by setting the respective signal handler in the child
+      process :func:`signal.signal` for :py:const:`~signal.SIGINT`.
+
+      Note: if the child process catches and discards :exc:`KeyboardInterrupt`, the
+      process will not be terminated.
+
+      Note: the default behavior will also set :attr:`exitcode` to ``1`` as if an
+      uncaught exception was raised in the child process. To have a different
+      :attr:`exitcode` you may simply catch :exc:`KeyboardInterrupt` and call
+      ``exit(your_code)``.
+
+      .. versionadded:: next
+
    .. method:: terminate()
 
       Terminate the process.  On POSIX this is done using the :py:const:`~signal.SIGTERM` signal;

Doc/whatsnew/3.14.rst

@@ -972,6 +972,10 @@ multiprocessing
   The :func:`set` in :func:`multiprocessing.Manager` method is now available.
   (Contributed by Mingyu Park in :gh:`129949`.)
 
+* Add :func:`multiprocessing.Process.interrupt` which terminates the child
+  process by sending :py:const:`~signal.SIGINT`. This enables "finally" clauses
+  and printing stack trace for the terminated process.
+  (Contributed by Artem Pulkin in :gh:`131913`.)
 
 operator
 --------