Merge branch 'main' into pythongh-103525-purepath-mix-str-bytes-typee…

…rror-message

.devcontainer/Dockerfile

@@ -9,8 +9,8 @@ ENV WASMTIME_HOME=/opt/wasmtime
 ENV WASMTIME_VERSION=7.0.0
 ENV WASMTIME_CPU_ARCH=x86_64
 
-RUN dnf -y --nodocs install git clang xz python3-blurb dnf-plugins-core && \
-    dnf -y --nodocs builddep python3 && \
+RUN dnf -y --nodocs --setopt=install_weak_deps=False install /usr/bin/{blurb,clang,curl,git,ln,tar,xz} 'dnf-command(builddep)' && \
+    dnf -y --nodocs --setopt=install_weak_deps=False builddep python3 && \
     dnf -y clean all
 
 RUN mkdir ${WASI_SDK_PATH} && \

.gitattributes

@@ -34,6 +34,7 @@ Lib/test/xmltestdata/*                     noeol
 
 # Shell scripts should have LF even on Windows because of Cygwin
 Lib/venv/scripts/common/activate text eol=lf
+Lib/venv/scripts/posix/* text eol=lf
 
 # CRLF files
 [attr]dos text eol=crlf

.github/CODEOWNERS

@@ -11,7 +11,7 @@
 configure*                    @erlend-aasland @corona10
 
 # asyncio
-**/*asyncio*                  @1st1 @asvetlov @gvanrossum @kumaraditya303
+**/*asyncio*                  @1st1 @asvetlov @gvanrossum @kumaraditya303 @willingc
 
 # Core
 **/*context*                  @1st1
@@ -25,6 +25,8 @@ Objects/frameobject.c         @markshannon
 Objects/call.c                @markshannon
 Python/ceval.c                @markshannon
 Python/compile.c              @markshannon @iritkatriel
+Python/assemble.c             @markshannon @iritkatriel
+Python/flowgraph.c            @markshannon @iritkatriel
 Python/ast_opt.c              @isidentical
 Lib/test/test_patma.py        @brandtbucher
 Lib/test/test_peepholer.py    @brandtbucher

.github/workflows/build.yml

@@ -33,6 +33,7 @@ jobs:
   check_source:
     name: 'Check for source changes'
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     outputs:
       run_tests: ${{ steps.check.outputs.run_tests }}
     steps:
@@ -63,6 +64,7 @@ jobs:
   check_generated_files:
     name: 'Check if generated files are up to date'
     runs-on: ubuntu-latest
+    timeout-minutes: 60
     needs: check_source
     if: needs.check_source.outputs.run_tests == 'true'
     steps:
@@ -118,6 +120,7 @@ jobs:
   build_win32:
     name: 'Windows (x86)'
     runs-on: windows-latest
+    timeout-minutes: 60
     needs: check_source
     if: needs.check_source.outputs.run_tests == 'true'
     env:
@@ -126,7 +129,6 @@ jobs:
     - uses: actions/checkout@v3
     - name: Build CPython
       run: .\PCbuild\build.bat -e -d -p Win32
-      timeout-minutes: 30
     - name: Display build info
       run: .\python.bat -m test.pythoninfo
     - name: Tests
@@ -135,6 +137,7 @@ jobs:
   build_win_amd64:
     name: 'Windows (x64)'
     runs-on: windows-latest
+    timeout-minutes: 60
     needs: check_source
     if: needs.check_source.outputs.run_tests == 'true'
     env:
@@ -145,7 +148,6 @@ jobs:
       run: echo "::add-matcher::.github/problem-matchers/msvc.json"
     - name: Build CPython
       run: .\PCbuild\build.bat -e -d -p x64
-      timeout-minutes: 30
     - name: Display build info
       run: .\python.bat -m test.pythoninfo
     - name: Tests
@@ -154,6 +156,7 @@ jobs:
   build_macos:
     name: 'macOS'
     runs-on: macos-latest
+    timeout-minutes: 60
     needs: check_source
     if: needs.check_source.outputs.run_tests == 'true'
     env:
@@ -184,6 +187,7 @@ jobs:
   build_ubuntu:
     name: 'Ubuntu'
     runs-on: ubuntu-20.04
+    timeout-minutes: 60
     needs: check_source
     if: needs.check_source.outputs.run_tests == 'true'
     env:
@@ -241,6 +245,7 @@ jobs:
   build_ubuntu_ssltests:
     name: 'Ubuntu SSL tests with OpenSSL'
     runs-on: ubuntu-20.04
+    timeout-minutes: 60
     needs: check_source
     if: needs.check_source.outputs.run_tests == 'true'
     strategy:
@@ -290,6 +295,7 @@ jobs:
   build_asan:
     name: 'Address sanitizer'
     runs-on: ubuntu-20.04
+    timeout-minutes: 60
     needs: check_source
     if: needs.check_source.outputs.run_tests == 'true'
     env:
@@ -302,6 +308,10 @@ jobs:
       run: echo "::add-matcher::.github/problem-matchers/gcc.json"
     - name: Install Dependencies
       run: sudo ./.github/workflows/posix-deps-apt.sh
+    - name: Set up GCC-10 for ASAN
+      uses: egor-tensin/setup-gcc@v1
+      with:
+        version: 10
     - name: Configure OpenSSL env vars
       run: |
         echo "MULTISSL_DIR=${GITHUB_WORKSPACE}/multissl" >> $GITHUB_ENV

.github/workflows/build_msi.yml

@@ -26,6 +26,7 @@ jobs:
   build:
     name: Windows Installer
     runs-on: windows-latest
+    timeout-minutes: 60
     strategy:
       matrix:
         type: [x86, x64, arm64]

.github/workflows/doc.yml

@@ -36,6 +36,7 @@ jobs:
   build_doc:
     name: 'Docs'
     runs-on: ubuntu-latest
+    timeout-minutes: 60
     steps:
     - uses: actions/checkout@v3
     - name: Register Sphinx problem matcher
@@ -55,11 +56,13 @@ jobs:
 
     # Add pull request annotations for Sphinx nitpicks (missing references)
     - name: 'Get list of changed files'
+      if: github.event_name == 'pull_request'
       id: changed_files
       uses: Ana06/[email protected]
       with:
         filter: "Doc/**"
     - name: 'Build changed files in nit-picky mode'
+      if: github.event_name == 'pull_request'
       continue-on-error: true
       run: |
         # Mark files the pull request modified
@@ -76,10 +79,31 @@ jobs:
         # Build docs with the '-n' (nit-picky) option, convert warnings to errors (-W)
         make -C Doc/ PYTHON=../python SPHINXOPTS="-q -n -W --keep-going" html 2>&1
 
+  # This build doesn't use problem matchers or check annotations
+  # It also does not run 'make check', as sphinx-lint is not installed into the
+  # environment.
+  build_doc_oldest_supported_sphinx:
+    name: 'Docs (Oldest Sphinx)'
+    runs-on: ubuntu-latest
+    timeout-minutes: 60
+    steps:
+    - uses: actions/checkout@v3
+    - name: 'Set up Python'
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.11'  # known to work with Sphinx 3.2
+        cache: 'pip'
+        cache-dependency-path: 'Doc/requirements-oldest-sphinx.txt'
+    - name: 'Install build dependencies'
+      run: make -C Doc/ venv REQUIREMENTS="requirements-oldest-sphinx.txt"
+    - name: 'Build HTML documentation'
+      run: make -C Doc/ SPHINXOPTS="-q" SPHINXERRORHANDLING="-W --keep-going" html
+
   # Run "doctest" on HEAD as new syntax doesn't exist in the latest stable release
   doctest:
     name: 'Doctest'
     runs-on: ubuntu-latest
+    timeout-minutes: 60
     steps:
     - uses: actions/checkout@v3
     - name: Register Sphinx problem matcher

.github/workflows/new-bugs-announce-notifier.yml

@@ -11,6 +11,7 @@ permissions:
 jobs:
   notify-new-bugs-announce:
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     steps:
       - uses: actions/setup-node@v3
         with:

.github/workflows/project-updater.yml

@@ -13,16 +13,15 @@ jobs:
   add-to-project:
     name: Add issues to projects
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     strategy:
       matrix:
         include:
           # if an issue has any of these labels, it will be added
           # to the corresponding project
           - { project:  2, label: "release-blocker, deferred-blocker" }
-          - { project:  3, label: expert-subinterpreters }
-          - { project: 29, label: expert-asyncio }
           - { project: 32, label: sprint }
-    
+
     steps:
       - uses: actions/[email protected]
         with:

.github/workflows/require-pr-label.yml

@@ -6,12 +6,13 @@ on:
 
 jobs:
   label:
-    name: DO-NOT-MERGE
+    name: DO-NOT-MERGE / unresolved review
     runs-on: ubuntu-latest
+    timeout-minutes: 10
 
     steps:
       - uses: mheap/github-action-required-labels@v4
         with:
           mode: exactly
           count: 0
-          labels: "DO-NOT-MERGE"
+          labels: "DO-NOT-MERGE, awaiting changes, awaiting change review"

.github/workflows/stale.yml

@@ -12,6 +12,7 @@ jobs:
     if: github.repository_owner == 'python'
 
     runs-on: ubuntu-latest
+    timeout-minutes: 10
 
     steps:
     - name: "Check PRs"

.github/workflows/verify-ensurepip-wheels.yml

@@ -1,4 +1,4 @@
-name: Verify bundled pip and setuptools
+name: Verify bundled wheels
 
 on:
   workflow_dispatch:
@@ -23,10 +23,11 @@ concurrency:
 jobs:
   verify:
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-python@v4
         with:
           python-version: '3'
-      - name: Compare checksums of bundled pip and setuptools to ones published on PyPI
+      - name: Compare checksum of bundled wheels to the ones published on PyPI
         run: ./Tools/build/verify_ensurepip_wheels.py

Doc/Makefile

@@ -13,6 +13,7 @@ JOBS         = auto
 PAPER        =
 SOURCES      =
 DISTVERSION  = $(shell $(PYTHON) tools/extensions/patchlevel.py)
+REQUIREMENTS = requirements.txt
 SPHINXERRORHANDLING = -W
 
 # Internal variables.
@@ -154,8 +155,8 @@ venv:
 		echo "To recreate it, remove it first with \`make clean-venv'."; \
 	else \
 		$(PYTHON) -m venv $(VENVDIR); \
-		$(VENVDIR)/bin/python3 -m pip install -U pip setuptools; \
-		$(VENVDIR)/bin/python3 -m pip install -r requirements.txt; \
+		$(VENVDIR)/bin/python3 -m pip install --upgrade pip; \
+		$(VENVDIR)/bin/python3 -m pip install -r $(REQUIREMENTS); \
 		echo "The venv has been created in the $(VENVDIR) directory"; \
 	fi
 

Doc/c-api/import.rst

@@ -188,6 +188,8 @@ Importing Modules
    .. versionchanged:: 3.3
       Uses :func:`imp.source_from_cache()` in calculating the source path if
       only the bytecode path is provided.
+   .. versionchanged:: 3.12
+      No longer uses the removed ``imp`` module.
 
 
 .. c:function:: long PyImport_GetMagicNumber()

Doc/c-api/type.rst

@@ -232,6 +232,15 @@ Type Objects
 
    .. versionadded:: 3.11
 
+.. c:function:: int PyUnstable_Type_AssignVersionTag(PyTypeObject *type)
+
+   Attempt to assign a version tag to the given type.
+
+   Returns 1 if the type already had a valid version tag or a new one was
+   assigned, or 0 if a new tag could not be assigned.
+
+   .. versionadded:: 3.12
+
 
 Creating Heap-Allocated Types
 .............................

Doc/c-api/typeobj.rst

@@ -1145,7 +1145,7 @@ and :c:type:`PyType_Type` effectively act as defaults.)
 
     .. data:: Py_TPFLAGS_MANAGED_DICT
 
-       This bit indicates that instances of the class have a ``__dict___``
+       This bit indicates that instances of the class have a ``__dict__``
        attribute, and that the space for the dictionary is managed by the VM.
 
        If this flag is set, :const:`Py_TPFLAGS_HAVE_GC` should also be set.

Doc/c-api/unicode.rst

@@ -509,6 +509,15 @@ APIs:
    arguments.
 
 
+.. c:function:: PyObject* PyUnicode_FromObject(PyObject *obj)
+
+   Copy an instance of a Unicode subtype to a new true Unicode object if
+   necessary. If *obj* is already a true Unicode object (not a subtype),
+   return the reference with incremented refcount.
+
+   Objects other than Unicode or its subtypes will cause a :exc:`TypeError`.
+
+
 .. c:function:: PyObject* PyUnicode_FromEncodedObject(PyObject *obj, \
                                const char *encoding, const char *errors)
 
@@ -616,15 +625,6 @@ APIs:
    .. versionadded:: 3.3
 
 
-.. c:function:: PyObject* PyUnicode_FromObject(PyObject *obj)
-
-   Copy an instance of a Unicode subtype to a new true Unicode object if
-   necessary. If *obj* is already a true Unicode object (not a subtype),
-   return the reference with incremented refcount.
-
-   Objects other than Unicode or its subtypes will cause a :exc:`TypeError`.
-
-
 Locale Encoding
 """""""""""""""
 

Doc/conf.py

@@ -76,6 +76,13 @@
 if venvdir is not None:
     exclude_patterns.append(venvdir + '/*')
 
+nitpick_ignore = [
+    # Do not error nit-picky mode builds when _SubParsersAction.add_parser cannot
+    # be resolved, as the method is currently undocumented. For context, see
+    # https://github.com/python/cpython/pull/103289.
+    ('py:meth', '_SubParsersAction.add_parser'),
+]
+
 # Disable Docutils smartquotes for several translations
 smartquotes_excludes = {
     'languages': ['ja', 'fr', 'zh_TW', 'zh_CN'], 'builders': ['man', 'text'],
@@ -254,8 +261,31 @@
 # Options for the link checker
 # ----------------------------
 
-# Ignore certain URLs.
-linkcheck_ignore = [r'https://bugs.python.org/(issue)?\d+']
+linkcheck_allowed_redirects = {
+    # bpo-NNNN -> BPO -> GH Issues
+    r'https://bugs.python.org/issue\?@action=redirect&bpo=\d+': 'https://github.com/python/cpython/issues/\d+',
+    # GH-NNNN used to refer to pull requests
+    r'https://github.com/python/cpython/issues/\d+': 'https://github.com/python/cpython/pull/\d+',
+    # :source:`something` linking files in the repository
+    r'https://github.com/python/cpython/tree/.*': 'https://github.com/python/cpython/blob/.*'
+}
+
+linkcheck_anchors_ignore = [
+    # ignore anchors that start with a '/', e.g. Wikipedia media files:
+    # https://en.wikipedia.org/wiki/Walrus#/media/File:Pacific_Walrus_-_Bull_(8247646168).jpg
+    r'\/.*',
+]
+
+linkcheck_ignore = [
+    # The crawler gets "Anchor not found"
+    r'https://developer.apple.com/documentation/.+?#.*',
+    r'https://devguide.python.org.+?/#.*',
+    r'https://github.com.+?#.*',
+    # Robot crawlers not allowed: "403 Client Error: Forbidden"
+    r'https://support.enthought.com/hc/.*',
+    # SSLError CertificateError, even though it is valid
+    r'https://unix.org/version2/whatsnew/lp64_wp.html',
+]
 
 
 # Options for extensions