Merge branch 'main' into pr-138543

Author: yihong0618

.devcontainer/wasi/devcontainer.json

@@ -0,0 +1,73 @@
+{
+    "image": "ghcr.io/python/wasicontainer:latest",
+    "onCreateCommand": [
+        // Install common tooling.
+        "dnf",
+        "install",
+        "-y",
+        // For umask fix below.
+        "/usr/bin/setfacl"
+    ],
+    "updateContentCommand": {
+        // Using the shell for `nproc` usage.
+        "python": "python3 Tools/wasm/wasi build --quiet -- --with-pydebug -C"
+    },
+    "postCreateCommand": {
+        // https://github.com/orgs/community/discussions/26026
+        "umask fix: workspace": ["sudo", "setfacl", "-bnR", "."],
+        "umask fix: /tmp": ["sudo", "setfacl", "-bnR", "/tmp"]
+    },
+    "customizations": {
+        "vscode": {
+            "extensions": [
+                // Highlighting for Parser/Python.asdl.
+                "brettcannon.zephyr-asdl",
+                // Highlighting for configure.ac.
+                "maelvalais.autoconf",
+                // C auto-complete.
+                "ms-vscode.cpptools",
+                // Python auto-complete.
+                "ms-python.python"
+            ],
+            "settings": {
+                "C_Cpp.default.compilerPath": "/usr/bin/clang",
+                "C_Cpp.default.cStandard": "c11",
+                "C_Cpp.default.defines": [
+                    "CONFIG_64",
+                    "Py_BUILD_CORE"
+                ],
+                "C_Cpp.default.includePath": [
+                    "${workspaceFolder}/*",
+                    "${workspaceFolder}/Include/**"
+                ],
+                // https://github.com/microsoft/vscode-cpptools/issues/10732
+                "C_Cpp.errorSquiggles": "disabled",
+                "editor.insertSpaces": true,
+                "editor.rulers": [
+                    80
+                ],
+                "editor.tabSize": 4,
+                "editor.trimAutoWhitespace": true,
+                "files.associations": {
+                    "*.h": "c"
+                },
+                "files.encoding": "utf8",
+                "files.eol": "\n",
+                "files.insertFinalNewline": true,
+                "files.trimTrailingWhitespace": true,
+                "python.analysis.diagnosticSeverityOverrides": {
+                    // Complains about shadowing the stdlib w/ the stdlib.
+                    "reportShadowedImports": "none",
+                    // Doesn't like _frozen_importlib.
+                    "reportMissingImports": "none"
+                },
+                "python.analysis.extraPaths": [
+                    "Lib"
+                ],
+                "[restructuredtext]": {
+                    "editor.tabSize": 3
+                }
+            }
+        }
+    }
+}

.gitattributes

@@ -68,6 +68,7 @@ PCbuild/readme.txt  dos
 **/clinic/*.cpp.h                                   generated
 **/clinic/*.h.h                                     generated
 *_db.h                                              generated
+Doc/_static/tachyon-example-*.html                  generated
 Doc/c-api/lifecycle.dot.svg                         generated
 Doc/data/stable_abi.dat                             generated
 Doc/library/token-list.inc                          generated
@@ -82,11 +83,15 @@ Include/opcode.h                                    generated
 Include/opcode_ids.h                                generated
 Include/token.h                                     generated
 Lib/_opcode_metadata.py                             generated
+Lib/idlelib/help.html                               generated
 Lib/keyword.py                                      generated
+Lib/pydoc_data/topics.py                            generated
+Lib/pydoc_data/module_docs.py                       generated
 Lib/test/certdata/*.pem                             generated
 Lib/test/certdata/*.0                               generated
 Lib/test/levenshtein_examples.json                  generated
 Lib/test/test_stable_abi_ctypes.py                  generated
+Lib/test/test_zoneinfo/data/*.json                  generated
 Lib/token.py                                        generated
 Misc/sbom.spdx.json                                 generated
 Objects/typeslots.inc                               generated
@@ -103,3 +108,4 @@ Python/stdlib_module_names.h                        generated
 Tools/peg_generator/pegen/grammar_parser.py         generated
 aclocal.m4                                          generated
 configure                                           generated
+*.min.js                                            generated

.github/CODEOWNERS

@@ -80,11 +80,16 @@ Tools/patchcheck/             @AA-Turner
 # ----------------------------------------------------------------------------
 
 # Autotools
-configure*                       @erlend-aasland @corona10 @AA-Turner
-Makefile.pre.in                  @erlend-aasland @AA-Turner
-Modules/Setup*                   @erlend-aasland @AA-Turner
+configure*                       @erlend-aasland @corona10 @AA-Turner @emmatyping
+Makefile.pre.in                  @erlend-aasland @AA-Turner @emmatyping
+Modules/makesetup                @erlend-aasland @AA-Turner @emmatyping
+Modules/Setup*                   @erlend-aasland @AA-Turner @emmatyping
 Tools/build/regen-configure.sh   @AA-Turner
 
+# generate-build-details
+Tools/build/generate-build-details.py   @FFY00
+Lib/test/test_build_details.py          @FFY00
+
 
 # ----------------------------------------------------------------------------
 # Documentation
@@ -121,6 +126,9 @@ Doc/howto/clinic.rst          @erlend-aasland @AA-Turner
 # C Analyser
 Tools/c-analyzer/             @ericsnowcurrently
 
+# C API Documentation Checks
+Tools/check-c-api-docs/       @ZeroIntensity
+
 # Fuzzing
 Modules/_xxtestfuzz/          @ammaraskar
 
@@ -135,6 +143,9 @@ Misc/externals.spdx.json      @sethmlarson
 Misc/sbom.spdx.json           @sethmlarson
 Tools/build/generate_sbom.py  @sethmlarson
 
+# ABI check
+Misc/libabigail.abignore      @encukou
+
 
 # ----------------------------------------------------------------------------
 # Platform Support
@@ -149,6 +160,7 @@ Lib/test/test_android.py      @mhsmith @freakboy3742
 # iOS
 Doc/using/ios.rst             @freakboy3742
 Lib/_ios_support.py           @freakboy3742
+Apple/                        @freakboy3742
 iOS/                          @freakboy3742
 
 # macOS
@@ -157,16 +169,16 @@ Lib/_osx_support.py           @python/macos-team
 Lib/test/test__osx_support.py @python/macos-team
 
 # WebAssembly
-Tools/wasm/README.md          @brettcannon @freakboy3742
+Tools/wasm/README.md          @brettcannon @freakboy3742 @emmatyping
 
 # WebAssembly (Emscripten)
-Tools/wasm/config.site-wasm32-emscripten  @freakboy3742
-Tools/wasm/emscripten                     @freakboy3742
+Tools/wasm/config.site-wasm32-emscripten  @freakboy3742 @emmatyping
+Tools/wasm/emscripten                     @freakboy3742 @emmatyping
 
 # WebAssembly (WASI)
-Tools/wasm/wasi-env           @brettcannon
-Tools/wasm/wasi.py            @brettcannon
-Tools/wasm/wasi               @brettcannon
+Tools/wasm/wasi-env           @brettcannon @emmatyping
+Tools/wasm/wasi.py            @brettcannon @emmatyping
+Tools/wasm/wasi               @brettcannon @emmatyping
 
 # Windows
 PC/                           @python/windows-team
@@ -239,10 +251,10 @@ Lib/test/test_getpath.py      @FFY00
 Modules/getpath*              @FFY00
 
 # Hashing / ``hash()`` and related
-Include/cpython/pyhash.h         @gpshead @picnixz @tiran
-Include/internal/pycore_pyhash.h @gpshead @picnixz @tiran
-Include/pyhash.h                 @gpshead @picnixz @tiran
-Python/pyhash.c                  @gpshead @picnixz @tiran
+Include/cpython/pyhash.h         @gpshead @picnixz
+Include/internal/pycore_pyhash.h @gpshead @picnixz
+Include/pyhash.h                 @gpshead @picnixz
+Python/pyhash.c                  @gpshead @picnixz
 
 # The import system (including importlib)
 **/*import*                   @brettcannon @ericsnowcurrently @ncoghlan @warsaw
@@ -280,10 +292,10 @@ Tools/jit/                    @brandtbucher @savannahostrowski @diegorusso
 InternalDocs/jit.md           @brandtbucher @savannahostrowski @diegorusso @AA-Turner
 
 # Micro-op / μop / Tier 2 Optimiser
-Python/optimizer.c            @markshannon
-Python/optimizer_analysis.c   @markshannon @tomasr8 @Fidget-Spinner
-Python/optimizer_bytecodes.c  @markshannon @tomasr8 @Fidget-Spinner
-Python/optimizer_symbols.c    @markshannon @tomasr8
+Python/optimizer.c            @markshannon @Fidget-Spinner
+Python/optimizer_analysis.c   @markshannon @tomasr8 @Fidget-Spinner @savannahostrowski
+Python/optimizer_bytecodes.c  @markshannon @tomasr8 @Fidget-Spinner @savannahostrowski
+Python/optimizer_symbols.c    @markshannon @tomasr8 @Fidget-Spinner @savannahostrowski
 
 # Parser, Lexer, and Grammar
 Grammar/python.gram           @pablogsal @lysnikolaou
@@ -313,7 +325,7 @@ Tools/build/generate_global_objects.py    @ericsnowcurrently
 # Remote Debugging
 Python/remote_debug.h               @pablogsal
 Python/remote_debugging.c           @pablogsal
-Modules/_remote_debugging_module.c  @pablogsal @ambv @1st1
+Modules/_remote_debugging/          @pablogsal
 
 # Sub-Interpreters
 **/*crossinterp*                          @ericsnowcurrently
@@ -369,14 +381,14 @@ Lib/calendar.py               @AA-Turner
 Lib/test/test_calendar.py     @AA-Turner
 
 # Cryptographic Primitives and Applications
-**/*hashlib*                  @gpshead @picnixz @tiran
-**/*hashopenssl*              @gpshead @picnixz @tiran
+**/*hashlib*                  @gpshead @picnixz
+**/*hashopenssl*              @gpshead @picnixz
 **/*hmac*                     @gpshead @picnixz
 **/*ssl*                      @gpshead @picnixz
 Modules/_hacl/                @gpshead @picnixz
-Modules/*blake*               @gpshead @picnixz @tiran
-Modules/*md5*                 @gpshead @picnixz @tiran
-Modules/*sha*                 @gpshead @picnixz @tiran
+Modules/*blake*               @gpshead @picnixz
+Modules/*md5*                 @gpshead @picnixz
+Modules/*sha*                 @gpshead @picnixz
 
 # Codecs
 Modules/cjkcodecs/            @corona10
@@ -405,11 +417,15 @@ Lib/test/test_dataclasses/    @ericvsmith
 
 # Dates and times
 Doc/**/*time.rst                 @pganssle @abalkin
+Doc/library/zoneinfo.rst         @pganssle
 Include/datetime.h               @pganssle @abalkin
 Include/internal/pycore_time.h   @pganssle @abalkin
+Lib/test/test_zoneinfo/          @pganssle
+Lib/zoneinfo/                    @pganssle
 Lib/*time.py                     @pganssle @abalkin
 Lib/test/datetimetester.py       @pganssle @abalkin
 Lib/test/test_*time.py           @pganssle @abalkin
+Modules/*zoneinfo*               @pganssle
 Modules/*time*                   @pganssle @abalkin
 Python/pytime.c                  @pganssle @abalkin
 
@@ -524,6 +540,11 @@ Lib/pydoc.py                  @AA-Turner
 Lib/pydoc_data/               @AA-Turner
 Lib/test/test_pydoc/          @AA-Turner
 
+# Profiling (Sampling)
+Doc/library/profiling*.rst    @pablogsal
+Lib/profiling/                @pablogsal
+Lib/test/test_profiling/      @pablogsal
+
 # PyREPL
 Lib/_pyrepl/                  @pablogsal @lysnikolaou @ambv
 Lib/test/test_pyrepl/         @pablogsal @lysnikolaou @ambv
@@ -603,9 +624,9 @@ Lib/test/test_zipfile/_path/  @jaraco
 Lib/zipfile/_path/            @jaraco
 
 # Zstandard
-Lib/compression/zstd/         @AA-Turner
-Lib/test/test_zstd.py         @AA-Turner
-Modules/_zstd/                @AA-Turner
+Lib/compression/zstd/         @AA-Turner @emmatyping
+Lib/test/test_zstd.py         @AA-Turner @emmatyping
+Modules/_zstd/                @AA-Turner @emmatyping
 
 # ----------------------------------------------------------------------------
 

.github/CONTRIBUTING.rst

@@ -28,23 +28,23 @@ Please be aware that our workflow does deviate slightly from the typical GitHub
 project. Details on how to properly submit a pull request are covered in
 `Lifecycle of a Pull Request <https://devguide.python.org/getting-started/pull-request-lifecycle.html>`_.
 We utilize various bots and status checks to help with this, so do follow the
-comments they leave and their "Details" links, respectively. The key points of
-our workflow that are not covered by a bot or status check are:
+comments they leave and their "Details" links, respectively.
 
-- All discussions that are not directly related to the code in the pull request
-  should happen on `GitHub Issues <https://github.com/python/cpython/issues>`_.
-- Upon your first non-trivial pull request (which includes documentation changes),
-  feel free to add yourself to ``Misc/ACKS``
+The final key part of our workflow is that all discussions that are not
+directly related to the code in the pull request should happen on
+`GitHub Issues <https://github.com/python/cpython/issues>`__, generally in the
+pull request's parent issue.
 
 
 Setting Expectations
 --------------------
-Due to the fact that this project is entirely volunteer-run (i.e. no one is paid
-to work on Python full-time), we unfortunately can make no guarantees as to if
+Due to the fact that this project is run by volunteers,
+unfortunately we cannot make any guarantees as to if
 or when a core developer will get around to reviewing your pull request.
 If no core developer has done a review or responded to changes made because of a
-"changes requested" review, please feel free to email python-dev to ask if
-someone could take a look at your pull request.
+"changes requested" review within a month, you can ask for someone to
+review your pull request via a post in the `Core Development Discourse
+category <https://discuss.python.org/c/core-dev/23>`__.
 
 
 Code of Conduct

.github/ISSUE_TEMPLATE/config.yml

@@ -5,3 +5,6 @@ contact_links:
   - name: "Proposing new features"
     about: "Submit major feature proposal (e.g. syntax changes) to an ideas forum first."
     url: "https://discuss.python.org/c/ideas/6"
+  - name: "Python Install Manager issues"
+    about: "Report issues with the Python Install Manager (for Windows)"
+    url: "https://github.com/python/pymanager/issues"

.github/actionlint.yaml

@@ -1,6 +1,7 @@
 self-hosted-runner:
   # Pending https://github.com/rhysd/actionlint/issues/533
-  labels: ["windows-11-arm"]
+  # and https://github.com/rhysd/actionlint/issues/571
+  labels: ["windows-11-arm", "macos-15-intel"]
 
 config-variables: null
 

.github/dependabot.yml

@@ -12,10 +12,17 @@ updates:
         update-types:
           - "version-update:semver-minor"
           - "version-update:semver-patch"
+    cooldown:
+      # https://blog.yossarian.net/2025/11/21/We-should-all-be-using-dependency-cooldowns
+      # Cooldowns protect against supply chain attacks by avoiding the
+      # highest-risk window immediately after new releases.
+      default-days: 14
   - package-ecosystem: "pip"
     directory: "/Tools/"
     schedule:
       interval: "monthly"
     labels:
       - "skip issue"
       - "skip news"
+    cooldown:
+      default-days: 14