Merge branch '3.15' into backport-150911

Author: markshannon

.github/CODEOWNERS

@@ -171,9 +171,6 @@ Mac/                          @python/macos-team
 Lib/_osx_support.py           @python/macos-team
 Lib/test/test__osx_support.py @python/macos-team
 
-# WebAssembly
-Tools/wasm/README.md          @brettcannon @freakboy3742 @emmatyping
-
 # WebAssembly (Emscripten)
 Platforms/emscripten          @freakboy3742 @emmatyping
 Tools/wasm/emscripten         @freakboy3742 @emmatyping
@@ -339,7 +336,6 @@ Modules/_remote_debugging/          @pablogsal
 
 # Sub-Interpreters
 **/*crossinterp*                          @ericsnowcurrently
-**/*interpreteridobject.*                 @ericsnowcurrently
 Doc/library/concurrent.interpreters.rst   @ericsnowcurrently
 Lib/concurrent/futures/interpreter.py     @ericsnowcurrently
 Lib/concurrent/interpreters/              @ericsnowcurrently
@@ -650,3 +646,6 @@ Modules/**/clinic/
 Objects/**/clinic/
 PC/**/clinic/
 Python/**/clinic/
+
+# Exclude HTML IDs list
+Doc/tools/removed-ids.txt

.github/workflows/reusable-san.yml

@@ -53,7 +53,7 @@ jobs:
         SAN_LOG_OPTION: log_path=${{ github.workspace }}/san_log
         SUPPRESSIONS_SUFFIX: >-
           ${{
-            fromJSON(inputs.free-threading)
+            inputs.free-threading
             && '_free_threading'
             || ''
           }}
@@ -99,7 +99,7 @@ jobs:
         }}
         --with-pydebug
         ${{ inputs.sanitizer == 'TSan' && '--with-openssl="$OPENSSL_DIR" --with-openssl-rpath=auto' || '' }}
-        ${{ fromJSON(inputs.free-threading) && '--disable-gil' || '' }}
+        ${{ inputs.free-threading && '--disable-gil' || '' }}
     - name: Build CPython
       run: make -j4
     - name: Display build info
@@ -112,7 +112,7 @@ jobs:
     - name: Parallel tests
       if: >-
         inputs.sanitizer == 'TSan'
-        && fromJSON(inputs.free-threading)
+        && inputs.free-threading
       run: ./python -m test --tsan-parallel --parallel-threads=4 -j4 -W --timeout=600 --slowest
     - name: Display logs
       if: always()
@@ -123,7 +123,7 @@ jobs:
       with:
         name: >-
           ${{ inputs.sanitizer }}-logs-${{
-            fromJSON(inputs.free-threading)
+            inputs.free-threading
             && 'free-threading'
             || 'default'
           }}

.github/workflows/reusable-ubuntu.yml

@@ -14,14 +14,14 @@ on:
         type: boolean
         default: false
       os:
-         description: OS to run the job
-         required: true
-         type: string
+        description: OS to run the job
+        required: true
+        type: string
       test-opts:
-         description: Extra options to pass to the test runner via TESTOPTS
-         required: false
-         type: string
-         default: ''
+        description: Extra options to pass to the test runner via TESTOPTS
+        required: false
+        type: string
+        default: ''
 
 permissions:
   contents: read
@@ -47,7 +47,7 @@ jobs:
     - name: Install dependencies
       run: sudo ./.github/workflows/posix-deps-apt.sh
     - name: Install Clang and BOLT
-      if: ${{ fromJSON(inputs.bolt-optimizations) }}
+      if: inputs.bolt-optimizations
       run: |
         # On ubuntu-26.04 image, LLVM is LLVM-21 by default
         sudo apt-get install --no-install-recommends bolt-21
@@ -88,10 +88,10 @@ jobs:
         --enable-slower-safety
         --enable-safety
         --with-openssl="$OPENSSL_DIR"
-        ${{ fromJSON(inputs.free-threading) && '--disable-gil' || '' }}
-        ${{ fromJSON(inputs.bolt-optimizations) && '--enable-bolt' || '' }}
+        ${{ inputs.free-threading && '--disable-gil' || '' }}
+        ${{ inputs.bolt-optimizations && '--enable-bolt' || '' }}
     - name: Build CPython out-of-tree
-      if: ${{ inputs.free-threading }}
+      if: inputs.free-threading
       working-directory: ${{ env.CPYTHON_BUILDDIR }}
       run: make -j
     - name: Build CPython out-of-tree (for compiler warning check)

.github/workflows/reusable-windows.yml

@@ -45,7 +45,7 @@ jobs:
         -e -v
         ${{ inputs.interpreter == 'switch-case' && '-d' || '--tail-call-interp -c Release' }}
         -p "${ARCH}"
-        ${{ fromJSON(inputs.free-threading) && '--disable-gil' || '' }}
+        ${{ inputs.free-threading && '--disable-gil' || '' }}
       shell: bash
     - name: Display build info
       run: .\\python.bat -m test.pythoninfo
@@ -55,5 +55,5 @@ jobs:
         -p "${ARCH}"
         -q --fast-ci
         ${{ inputs.interpreter == 'switch-case' && '-d' || '' }}
-        ${{ fromJSON(inputs.free-threading) && '--disable-gil' || '' }}
+        ${{ inputs.free-threading && '--disable-gil' || '' }}
       shell: bash

Doc/c-api/exceptions.rst

@@ -119,6 +119,21 @@ Printing and clearing
    .. versionadded:: 3.12
 
 
+.. c:function:: void PyErr_Display(PyObject *unused, PyObject *value, PyObject *tb)
+
+   Legacy variant of :c:func:`PyErr_DisplayException`.
+
+   Print the exception *value* with its traceback to :data:`sys.stderr`.
+   If *value* has no traceback set, *tb* is used as its traceback.
+   The first argument is ignored.
+
+   If :data:`sys.stderr` is ``None``, nothing is printed.
+   If :data:`sys.stderr` is not set, the exception is dumped to the
+   C ``stderr`` stream instead.
+
+   .. deprecated:: 3.12
+      Use :c:func:`PyErr_DisplayException` instead.
+
 Raising exceptions
 ==================
 
@@ -1041,7 +1056,7 @@ Properly implementing :c:member:`~PyTypeObject.tp_repr` for container types requ
 special recursion handling.  In addition to protecting the stack,
 :c:member:`~PyTypeObject.tp_repr` also needs to track objects to prevent cycles.  The
 following two functions facilitate this functionality.  Effectively,
-these are the C equivalent to :func:`reprlib.recursive_repr`.
+these are the C equivalent to :deco:`reprlib.recursive_repr`.
 
 .. c:function:: int Py_ReprEnter(PyObject *object)
 

Doc/c-api/init_config.rst

@@ -1235,9 +1235,9 @@ PyConfig
 
    .. c:member:: wchar_t* base_executable
 
-      Python base executable: :data:`sys._base_executable`.
+      Python base executable: ``sys._base_executable``.
 
-      Set by the :envvar:`__PYVENV_LAUNCHER__` environment variable.
+      Set by the ``__PYVENV_LAUNCHER__`` environment variable.
 
       Set from :c:member:`PyConfig.executable` if ``NULL``.
 
@@ -1748,7 +1748,7 @@ PyConfig
 
       * On macOS, use :envvar:`PYTHONEXECUTABLE` environment variable if set.
       * If the ``WITH_NEXT_FRAMEWORK`` macro is defined, use
-        :envvar:`__PYVENV_LAUNCHER__` environment variable if set.
+        ``__PYVENV_LAUNCHER__`` environment variable if set.
       * Use ``argv[0]`` of :c:member:`~PyConfig.argv` if available and
         non-empty.
       * Otherwise, use ``L"python"`` on Windows, or ``L"python3"`` on other
@@ -1984,8 +1984,7 @@ PyConfig
 
       The :mod:`warnings` module adds :data:`sys.warnoptions` in the reverse
       order: the last :c:member:`PyConfig.warnoptions` item becomes the first
-      item of :data:`warnings.filters` which is checked first (highest
-      priority).
+      item of ``warnings.filters`` which is checked first (highest priority).
 
       The :option:`-W` command line options adds its value to
       :c:member:`~PyConfig.warnoptions`, it can be used multiple times.

Doc/c-api/intro.rst

@@ -1163,7 +1163,7 @@ when defined by the compiler, will also implicitly enable :c:macro:`!Py_DEBUG`.
 In addition to the reference count debugging described below, extra checks are
 performed. See :ref:`Python Debug Build <debug-build>` for more details.
 
-Defining :c:macro:`Py_TRACE_REFS` enables reference tracing
+Defining ``Py_TRACE_REFS`` enables reference tracing
 (see the :option:`configure --with-trace-refs option <--with-trace-refs>`).
 When defined, a circular doubly linked list of active objects is maintained by adding two extra
 fields to every :c:type:`PyObject`.  Total allocations are tracked as well.  Upon

Doc/c-api/structures.rst

@@ -454,8 +454,8 @@ method.
 
    The method will be passed the type object as the first parameter rather
    than an instance of the type.  This is used to create *class methods*,
-   similar to what is created when using the :func:`classmethod` built-in
-   function.
+   similar to what is created when using the :deco:`classmethod` built-in
+   decorator.
 
 
 .. c:macro:: METH_STATIC
@@ -464,7 +464,7 @@ method.
 
    The method will be passed ``NULL`` as the first parameter rather than an
    instance of the type.  This is used to create *static methods*, similar to
-   what is created when using the :func:`staticmethod` built-in function.
+   what is created when using the :deco:`staticmethod` built-in decorator.
 
 One other constant controls whether a method is loaded in place of another
 definition with the same method name.

Doc/deprecations/pending-removal-in-3.15.rst

@@ -82,7 +82,7 @@ Pending removal in Python 3.15
     Use ``class TD(TypedDict): pass`` or ``TD = TypedDict("TD", {})``
     to create a TypedDict with zero field.
 
-  * The :func:`!typing.no_type_check_decorator` decorator function
+  * The :deco:`!typing.no_type_check_decorator` decorator function
     has been deprecated since Python 3.13.
     After eight years in the :mod:`typing` module,
     it has yet to be supported by any major type checker.

Doc/deprecations/pending-removal-in-3.20.rst

@@ -53,3 +53,12 @@ Pending removal in Python 3.20
 
   * Creating instances of abstract AST nodes (such as :class:`ast.AST`
     or :class:`!ast.expr`) is deprecated and will raise an error in Python 3.20.
+
+* :mod:`typing`:
+
+  * It is deprecated to call :func:`isinstance` and :func:`issubclass` checks on
+    protocol classes that were not explicitly decorated with :func:`!runtime_checkable`
+    but that inherit from a runtime-checkable protocol class.
+    This will raise a :exc:`TypeError` in Python 3.20.
+
+    (Contributed by Bartosz Sławecki in :gh:`132604`.)