[3.12] gh-127001: Fix PATHEXT issues in shutil.which() on Windows (GH-127035) #133455

Workflow file for this run

	name: Tests

	on:
	workflow_dispatch:
	push:
	branches:
	- 'main'
	- '3.12'
	- '3.11'
	- '3.10'
	- '3.9'
	- '3.8'
	pull_request:
	branches:
	- 'main'
	- '3.12'
	- '3.11'
	- '3.10'
	- '3.9'
	- '3.8'

	permissions:
	contents: read

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}-reusable
	cancel-in-progress: true

	jobs:
	check_source:
	name: Change detection
	# To use boolean outputs from this job, parse them as JSON.
	# Here's some examples:
	#
	# if: fromJSON(needs.check_source.outputs.run-docs)
	#
	# ${{
	# fromJSON(needs.check_source.outputs.run_tests)
	# && 'truthy-branch'
	# \|\| 'falsy-branch'
	# }}
	#
	uses: ./.github/workflows/reusable-change-detection.yml

	check-docs:
	name: Docs
	needs: check_source
	if: fromJSON(needs.check_source.outputs.run-docs)
	uses: ./.github/workflows/reusable-docs.yml

	check_abi:
	name: 'Check if the ABI has changed'
	runs-on: ubuntu-22.04
	needs: check_source
	if: needs.check_source.outputs.run_tests == 'true'
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	- name: Install dependencies
	run: \|
	sudo ./.github/workflows/posix-deps-apt.sh
	sudo apt-get install -yq abigail-tools
	- name: Build CPython
	env:
	CFLAGS: -g3 -O0
	run: \|
	# Build Python with the libpython dynamic library
	./configure --enable-shared
	make -j4
	- name: Check for changes in the ABI
	id: check
	run: \|
	if ! make check-abidump; then
	echo "Generated ABI file is not up to date."
	echo "Please add the release manager of this branch as a reviewer of this PR."
	echo ""
	echo "The up to date ABI file should be attached to this build as an artifact."
	echo ""
	echo "To learn more about this check: https://devguide.python.org/setup/#regenerate-the-abi-dump"
	echo ""
	exit 1
	fi
	- name: Generate updated ABI files
	if: ${{ failure() && steps.check.conclusion == 'failure' }}
	run: \|
	make regen-abidump
	- uses: actions/upload-artifact@v4
	name: Publish updated ABI files
	if: ${{ failure() && steps.check.conclusion == 'failure' }}
	with:
	name: abi-data
	path: ./Doc/data/*.abi

	check_autoconf_regen:
	name: 'Check if Autoconf files are up to date'
	# Don't use ubuntu-latest but a specific version to make the job
	# reproducible: to get the same tools versions (autoconf, aclocal, ...)
	runs-on: ubuntu-24.04
	container:
	image: ghcr.io/python/autoconf:2024.10.16.11360930377
	timeout-minutes: 60
	needs: check_source
	if: needs.check_source.outputs.run_tests == 'true'
	steps:
	- name: Install Git
	run: \|
	apt update && apt install git -yq
	git config --global --add safe.directory "$GITHUB_WORKSPACE"
	- uses: actions/checkout@v4
	with:
	fetch-depth: 1
	- name: Runner image version
	run: echo "IMAGE_VERSION=${ImageVersion}" >> $GITHUB_ENV
	- name: Check Autoconf and aclocal versions
	run: \|
	grep "Generated by GNU Autoconf 2.71" configure
	grep "aclocal 1.16.5" aclocal.m4
	grep -q "runstatedir" configure
	grep -q "PKG_PROG_PKG_CONFIG" aclocal.m4
	- name: Regenerate autoconf files
	# Same command used by Tools/build/regen-configure.sh ($AUTORECONF)
	run: autoreconf -ivf -Werror
	- name: Check for changes
	run: \|
	git add -u
	changes=$(git status --porcelain)
	# Check for changes in regenerated files
	if test -n "$changes"; then
	echo "Generated files not up to date."
	echo "Perhaps you forgot to run make regen-configure ;)"
	echo "configure files must be regenerated with a specific version of autoconf."
	echo "$changes"
	echo ""
	git diff --staged \|\| true
	exit 1
	fi

	check_generated_files:
	name: 'Check if generated files are up to date'
	# Don't use ubuntu-latest but a specific version to make the job
	# reproducible: to get the same tools versions (autoconf, aclocal, ...)
	runs-on: ubuntu-22.04
	timeout-minutes: 60
	needs: check_source
	if: needs.check_source.outputs.run_tests == 'true'
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: '3.x'
	- name: Runner image version
	run: echo "IMAGE_VERSION=${ImageVersion}" >> $GITHUB_ENV
	- name: Restore config.cache
	uses: actions/cache@v4
	with:
	path: config.cache
	key: ${{ github.job }}-${{ runner.os }}-${{ env.IMAGE_VERSION }}-${{ needs.check_source.outputs.config_hash }}-${{ env.pythonLocation }}
	- name: Install Dependencies
	run: sudo ./.github/workflows/posix-deps-apt.sh
	- name: Add ccache to PATH
	run: echo "PATH=/usr/lib/ccache:$PATH" >> $GITHUB_ENV
	- name: Configure ccache action
	uses: hendrikmuhs/[email protected]
	with:
	save: false
	- name: Configure CPython
	run: \|
	# Build Python with the libpython dynamic library
	./configure --config-cache --with-pydebug --enable-shared
	- name: Build CPython
	run: \|
	# Deepfreeze will usually cause global objects to be added or removed,
	# so we run it before regen-global-objects gets rum (in regen-all).
	make regen-deepfreeze
	make -j4 regen-all
	make regen-stdlib-module-names regen-sbom
	- name: Check for changes
	run: \|
	git add -u
	changes=$(git status --porcelain)
	# Check for changes in regenerated files
	if test -n "$changes"; then
	echo "Generated files not up to date."
	echo "Perhaps you forgot to run make regen-all or build.bat --regen. ;)"
	echo "configure files must be regenerated with a specific version of autoconf."
	echo "$changes"
	echo ""
	git diff --staged \|\| true
	exit 1
	fi
	- name: Check exported libpython symbols
	run: make smelly
	- name: Check limited ABI symbols
	run: make check-limited-abi
	- name: Check for unsupported C global variables
	if: github.event_name == 'pull_request' # $GITHUB_EVENT_NAME
	run: make check-c-globals

	build_windows:
	name: >-
	Windows
	${{ fromJSON(matrix.free-threading) && '(free-threading)' \|\| '' }}
	needs: check_source
	if: fromJSON(needs.check_source.outputs.run_tests)
	strategy:
	matrix:
	arch:
	- Win32
	- x64
	- arm64
	free-threading:
	- false
	# - true
	uses: ./.github/workflows/reusable-windows.yml
	with:
	arch: ${{ matrix.arch }}
	free-threading: ${{ matrix.free-threading }}

	build_windows_msi:
	name: >- # ${{ '' } is a hack to nest jobs under the same sidebar category
	Windows MSI${{ '' }}
	needs: check_source
	if: fromJSON(needs.check_source.outputs.run-win-msi)
	strategy:
	matrix:
	arch:
	- x86
	- x64
	- arm64
	uses: ./.github/workflows/reusable-windows-msi.yml
	with:
	arch: ${{ matrix.arch }}

	build_macos:
	name: >-
	macOS
	${{ fromJSON(matrix.free-threading) && '(free-threading)' \|\| '' }}
	needs: check_source
	if: needs.check_source.outputs.run_tests == 'true'
	strategy:
	fail-fast: false
	matrix:
	# Cirrus and macos-14 are M1, macos-13 is default GHA Intel.
	# macOS 13 only runs tests against the GIL-enabled CPython.
	# Cirrus used for upstream, macos-14 for forks.
	os:
	- ghcr.io/cirruslabs/macos-runner:sonoma
	- macos-14
	- macos-13
	is-fork: # only used for the exclusion trick
	- ${{ github.repository_owner != 'python' }}
	free-threading:
	- false
	# - true
	exclude:
	- os: ghcr.io/cirruslabs/macos-runner:sonoma
	is-fork: true
	- os: macos-14
	is-fork: false
	- os: macos-13
	free-threading: true
	uses: ./.github/workflows/reusable-macos.yml
	with:
	config_hash: ${{ needs.check_source.outputs.config_hash }}
	free-threading: ${{ matrix.free-threading }}
	os: ${{ matrix.os }}

	build_ubuntu:
	name: >-
	Ubuntu
	${{ fromJSON(matrix.free-threading) && '(free-threading)' \|\| '' }}
	needs: check_source
	if: needs.check_source.outputs.run_tests == 'true'
	strategy:
	matrix:
	free-threading:
	- false
	# - true
	uses: ./.github/workflows/reusable-ubuntu.yml
	with:
	config_hash: ${{ needs.check_source.outputs.config_hash }}
	free-threading: ${{ matrix.free-threading }}

	build_ubuntu_ssltests:
	name: 'Ubuntu SSL tests with OpenSSL'
	runs-on: ${{ matrix.os }}
	timeout-minutes: 60
	needs: check_source
	if: needs.check_source.outputs.run_tests == 'true'
	strategy:
	fail-fast: false
	matrix:
	os: [ubuntu-22.04]
	openssl_ver: [3.0.15, 3.1.7, 3.2.3, 3.3.2]
	env:
	OPENSSL_VER: ${{ matrix.openssl_ver }}
	MULTISSL_DIR: ${{ github.workspace }}/multissl
	OPENSSL_DIR: ${{ github.workspace }}/multissl/openssl/${{ matrix.openssl_ver }}
	LD_LIBRARY_PATH: ${{ github.workspace }}/multissl/openssl/${{ matrix.openssl_ver }}/lib
	steps:
	- uses: actions/checkout@v4
	- name: Runner image version
	run: echo "IMAGE_VERSION=${ImageVersion}" >> $GITHUB_ENV
	- name: Restore config.cache
	uses: actions/cache@v4
	with:
	path: config.cache
	key: ${{ github.job }}-${{ runner.os }}-${{ env.IMAGE_VERSION }}-${{ needs.check_source.outputs.config_hash }}
	- name: Register gcc problem matcher
	run: echo "::add-matcher::.github/problem-matchers/gcc.json"
	- name: Install Dependencies
	run: sudo ./.github/workflows/posix-deps-apt.sh
	- name: Configure OpenSSL env vars
	run: \|
	echo "MULTISSL_DIR=${GITHUB_WORKSPACE}/multissl" >> $GITHUB_ENV
	echo "OPENSSL_DIR=${GITHUB_WORKSPACE}/multissl/openssl/${OPENSSL_VER}" >> $GITHUB_ENV
	echo "LD_LIBRARY_PATH=${GITHUB_WORKSPACE}/multissl/openssl/${OPENSSL_VER}/lib" >> $GITHUB_ENV
	- name: 'Restore OpenSSL build'
	id: cache-openssl
	uses: actions/cache@v4
	with:
	path: ./multissl/openssl/${{ env.OPENSSL_VER }}
	key: ${{ matrix.os }}-multissl-openssl-${{ env.OPENSSL_VER }}
	- name: Install OpenSSL
	if: steps.cache-openssl.outputs.cache-hit != 'true'
	run: python3 Tools/ssl/multissltests.py --steps=library --base-directory $MULTISSL_DIR --openssl $OPENSSL_VER --system Linux
	- name: Add ccache to PATH
	run: \|
	echo "PATH=/usr/lib/ccache:$PATH" >> $GITHUB_ENV
	- name: Configure ccache action
	uses: hendrikmuhs/[email protected]
	with:
	save: false
	- name: Configure CPython
	run: ./configure --config-cache --with-pydebug --with-openssl=$OPENSSL_DIR
	- name: Build CPython
	run: make -j4
	- name: Display build info
	run: make pythoninfo
	- name: SSL tests
	run: ./python Lib/test/ssltests.py

	test_hypothesis:
	name: "Hypothesis tests on Ubuntu"
	runs-on: ubuntu-22.04
	timeout-minutes: 60
	needs: check_source
	if: needs.check_source.outputs.run_tests == 'true' && needs.check_source.outputs.run_hypothesis == 'true'
	env:
	OPENSSL_VER: 3.0.15
	PYTHONSTRICTEXTENSIONBUILD: 1
	steps:
	- uses: actions/checkout@v4
	- name: Register gcc problem matcher
	run: echo "::add-matcher::.github/problem-matchers/gcc.json"
	- name: Install dependencies
	run: sudo ./.github/workflows/posix-deps-apt.sh
	- name: Configure OpenSSL env vars
	run: \|
	echo "MULTISSL_DIR=${GITHUB_WORKSPACE}/multissl" >> $GITHUB_ENV
	echo "OPENSSL_DIR=${GITHUB_WORKSPACE}/multissl/openssl/${OPENSSL_VER}" >> $GITHUB_ENV
	echo "LD_LIBRARY_PATH=${GITHUB_WORKSPACE}/multissl/openssl/${OPENSSL_VER}/lib" >> $GITHUB_ENV
	- name: 'Restore OpenSSL build'
	id: cache-openssl
	uses: actions/cache@v4
	with:
	path: ./multissl/openssl/${{ env.OPENSSL_VER }}
	key: ${{ runner.os }}-multissl-openssl-${{ env.OPENSSL_VER }}
	- name: Install OpenSSL
	if: steps.cache-openssl.outputs.cache-hit != 'true'
	run: python3 Tools/ssl/multissltests.py --steps=library --base-directory $MULTISSL_DIR --openssl $OPENSSL_VER --system Linux
	- name: Add ccache to PATH
	run: \|
	echo "PATH=/usr/lib/ccache:$PATH" >> $GITHUB_ENV
	- name: Configure ccache action
	uses: hendrikmuhs/[email protected]
	with:
	save: false
	- name: Setup directory envs for out-of-tree builds
	run: \|
	echo "CPYTHON_RO_SRCDIR=$(realpath -m ${GITHUB_WORKSPACE}/../cpython-ro-srcdir)" >> $GITHUB_ENV
	echo "CPYTHON_BUILDDIR=$(realpath -m ${GITHUB_WORKSPACE}/../cpython-builddir)" >> $GITHUB_ENV
	- name: Create directories for read-only out-of-tree builds
	run: mkdir -p $CPYTHON_RO_SRCDIR $CPYTHON_BUILDDIR
	- name: Bind mount sources read-only
	run: sudo mount --bind -o ro $GITHUB_WORKSPACE $CPYTHON_RO_SRCDIR
	- name: Runner image version
	run: echo "IMAGE_VERSION=${ImageVersion}" >> $GITHUB_ENV
	- name: Restore config.cache
	uses: actions/cache@v4
	with:
	path: ${{ env.CPYTHON_BUILDDIR }}/config.cache
	key: ${{ github.job }}-${{ runner.os }}-${{ env.IMAGE_VERSION }}-${{ needs.check_source.outputs.config_hash }}
	- name: Configure CPython out-of-tree
	working-directory: ${{ env.CPYTHON_BUILDDIR }}
	run: \|
	../cpython-ro-srcdir/configure \
	--config-cache \
	--with-pydebug \
	--with-openssl=$OPENSSL_DIR
	- name: Build CPython out-of-tree
	working-directory: ${{ env.CPYTHON_BUILDDIR }}
	run: make -j4
	- name: Display build info
	working-directory: ${{ env.CPYTHON_BUILDDIR }}
	run: make pythoninfo
	- name: Remount sources writable for tests
	# some tests write to srcdir, lack of pyc files slows down testing
	run: sudo mount $CPYTHON_RO_SRCDIR -oremount,rw
	- name: Setup directory envs for out-of-tree builds
	run: \|
	echo "CPYTHON_BUILDDIR=$(realpath -m ${GITHUB_WORKSPACE}/../cpython-builddir)" >> $GITHUB_ENV
	- name: "Create hypothesis venv"
	working-directory: ${{ env.CPYTHON_BUILDDIR }}
	run: \|
	VENV_LOC=$(realpath -m .)/hypovenv
	VENV_PYTHON=$VENV_LOC/bin/python
	echo "HYPOVENV=${VENV_LOC}" >> $GITHUB_ENV
	echo "VENV_PYTHON=${VENV_PYTHON}" >> $GITHUB_ENV
	./python -m venv $VENV_LOC && $VENV_PYTHON -m pip install -r ${GITHUB_WORKSPACE}/Tools/requirements-hypothesis.txt
	- name: 'Restore Hypothesis database'
	id: cache-hypothesis-database
	uses: actions/cache@v4
	with:
	path: ./hypothesis
	key: hypothesis-database-${{ github.head_ref \|\| github.run_id }}
	restore-keys: \|
	hypothesis-database-
	- name: "Run tests"
	working-directory: ${{ env.CPYTHON_BUILDDIR }}
	run: \|
	# Most of the excluded tests are slow test suites with no property tests
	#
	# (GH-104097) test_sysconfig is skipped because it has tests that are
	# failing when executed from inside a virtual environment.
	${{ env.VENV_PYTHON }} -m test \
	-W \
	-o \
	-j4 \
	-x test_asyncio \
	-x test_multiprocessing_fork \
	-x test_multiprocessing_forkserver \
	-x test_multiprocessing_spawn \
	-x test_concurrent_futures \
	-x test_socket \
	-x test_subprocess \
	-x test_signal \
	-x test_sysconfig
	- uses: actions/upload-artifact@v4
	if: always()
	with:
	name: hypothesis-example-db
	path: .hypothesis/examples/


	build_asan:
	name: 'Address sanitizer'
	runs-on: ubuntu-22.04
	timeout-minutes: 60
	needs: check_source
	if: needs.check_source.outputs.run_tests == 'true'
	env:
	OPENSSL_VER: 3.0.15
	PYTHONSTRICTEXTENSIONBUILD: 1
	ASAN_OPTIONS: detect_leaks=0:allocator_may_return_null=1:handle_segv=0
	steps:
	- uses: actions/checkout@v4
	- name: Runner image version
	run: echo "IMAGE_VERSION=${ImageVersion}" >> $GITHUB_ENV
	- name: Restore config.cache
	uses: actions/cache@v4
	with:
	path: config.cache
	key: ${{ github.job }}-${{ runner.os }}-${{ env.IMAGE_VERSION }}-${{ needs.check_source.outputs.config_hash }}
	- name: Register gcc problem matcher
	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" >> $GITHUB_ENV
	echo "OPENSSL_DIR=${GITHUB_WORKSPACE}/multissl/openssl/${OPENSSL_VER}" >> $GITHUB_ENV
	echo "LD_LIBRARY_PATH=${GITHUB_WORKSPACE}/multissl/openssl/${OPENSSL_VER}/lib" >> $GITHUB_ENV
	- name: 'Restore OpenSSL build'
	id: cache-openssl
	uses: actions/cache@v4
	with:
	path: ./multissl/openssl/${{ env.OPENSSL_VER }}
	key: ${{ matrix.os }}-multissl-openssl-${{ env.OPENSSL_VER }}
	- name: Install OpenSSL
	if: steps.cache-openssl.outputs.cache-hit != 'true'
	run: python3 Tools/ssl/multissltests.py --steps=library --base-directory $MULTISSL_DIR --openssl $OPENSSL_VER --system Linux
	- name: Add ccache to PATH
	run: \|
	echo "PATH=/usr/lib/ccache:$PATH" >> $GITHUB_ENV
	- name: Configure ccache action
	uses: hendrikmuhs/[email protected]
	with:
	save: ${{ github.event_name == 'push' }}
	max-size: "200M"
	- name: Configure CPython
	run: ./configure --config-cache --with-address-sanitizer --without-pymalloc
	- name: Build CPython
	run: make -j4
	- name: Display build info
	run: make pythoninfo
	- name: Tests
	run: xvfb-run make buildbottest TESTOPTS="-j4 -uall,-cpu"

	build_tsan:
	name: 'Thread sanitizer'
	needs: check_source
	if: needs.check_source.outputs.run_tests == 'true'
	uses: ./.github/workflows/reusable-tsan.yml
	with:
	config_hash: ${{ needs.check_source.outputs.config_hash }}
	options: ./configure --config-cache --with-thread-sanitizer --with-pydebug

	all-required-green: # This job does nothing and is only used for the branch protection
	name: All required checks pass
	if: always()

	needs:
	- check_source # Transitive dependency, needed to access `run_tests` value
	- check-docs
	- check_generated_files
	- build_macos
	- build_ubuntu
	- build_ubuntu_ssltests
	- build_windows
	- build_windows_msi
	- test_hypothesis
	- build_asan
	- build_tsan

	runs-on: ubuntu-latest

	steps:
	- name: Check whether the needed jobs succeeded or failed
	uses: re-actors/alls-green@05ac9388f0aebcb5727afa17fcccfecd6f8ec5fe
	with:
	allowed-failures: >-
	build_macos,
	build_ubuntu_ssltests,
	build_windows_msi,
	test_hypothesis,
	allowed-skips: >-
	${{
	!fromJSON(needs.check_source.outputs.run-docs)
	&& '
	check-docs,
	'
	\|\| ''
	}}
	${{
	needs.check_source.outputs.run_tests != 'true'
	&& '
	check_generated_files,
	build_macos,
	build_ubuntu,
	build_ubuntu_ssltests,
	build_windows,
	build_asan,
	build_tsan,
	'
	\|\| ''
	}}
	${{
	!fromJSON(needs.check_source.outputs.run_hypothesis)
	&& '
	test_hypothesis,
	'
	\|\| ''
	}}
	jobs: ${{ toJSON(needs) }}

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[3.12] gh-127001: Fix PATHEXT issues in shutil.which() on Windows (GH-127035) #133455

Workflow file

[3.12] gh-127001: Fix PATHEXT issues in shutil.which() on Windows (GH-127035) #133455

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