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thomasjpfanthomasjpfan
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Init release
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‎.github/workflows/wheels.yml‎

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jobs:
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build_wheels:
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name: Build wheel for cp${{ matrix.python }}-${{ matrix.platform_id }}-${{ matrix.manylinux_image }}
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name: Build wheel for cp${{ matrix.python }}-${{ matrix.platform_id }}
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if: github.repository == 'scikit-learn/scikit-learn-release'
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runs-on: ${{ matrix.os }}
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defaults:
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fail-fast: false
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matrix:
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include:
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# Window 64 bit
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- os: windows-latest
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python: 311
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platform_id: win_amd64
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- os: windows-latest
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python: 312
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platform_id: win_amd64
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- os: windows-latest
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python: 313
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platform_id: win_amd64
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- os: windows-latest
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python: 314
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platform_id: win_amd64
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- os: windows-latest
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python: 314t
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platform_id: win_amd64
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# Windows on ARM64 (WoA)
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- os: windows-11-arm
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python: 311
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platform_id: win_arm64
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- os: windows-11-arm
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python: 312
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platform_id: win_arm64
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- os: windows-11-arm
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python: 313
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platform_id: win_arm64
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- os: windows-11-arm
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python: 314
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platform_id: win_arm64
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- os: windows-11-arm
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python: 314t
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platform_id: win_arm64
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# Linux
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# Linux
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- os: ubuntu-latest
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python: 311
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platform_id: manylinux_x86_64
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- os: ubuntu-latest
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python: 312
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platform_id: manylinux_x86_64
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- os: ubuntu-latest
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python: 313
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platform_id: manylinux_x86_64
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- os: ubuntu-latest
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python: 314
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platform_id: manylinux_x86_64
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- os: ubuntu-latest
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python: 314t
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platform_id: manylinux_x86_64
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manylinux_image: manylinux_2_28
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# Linux arm
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- os: ubuntu-24.04-arm
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python: 311
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platform_id: manylinux_aarch64
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- os: ubuntu-24.04-arm
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python: 312
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platform_id: manylinux_aarch64
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- os: ubuntu-24.04-arm
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python: 313
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platform_id: manylinux_aarch64
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- os: ubuntu-24.04-arm
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python: 314
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platform_id: manylinux_aarch64
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- os: ubuntu-24.04-arm
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python: 314t
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platform_id: manylinux_aarch64
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# MacOS x86_64
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- os: macos-15-intel
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python: 311
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platform_id: macosx_x86_64
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- os: macos-15-intel
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python: 312
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platform_id: macosx_x86_64
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- os: macos-15-intel
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python: 313
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platform_id: macosx_x86_64
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- os: macos-15-intel
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python: 314
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platform_id: macosx_x86_64
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- os: macos-15-intel
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python: 314t
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platform_id: macosx_x86_64
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# MacOS arm64
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- os: macos-14
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python: 311
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platform_id: macosx_arm64
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- os: macos-14
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python: 312
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platform_id: macosx_arm64
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- os: macos-14
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python: 313
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platform_id: macosx_arm64
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- os: macos-14
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python: 314
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platform_id: macosx_arm64
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- os: macos-14
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python: 314t
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platform_id: macosx_arm64
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steps:
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- name: Checkout scikit-learn-release
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uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
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with:
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persist-credentials: false
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- name: Checkout scikit-learn-release
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- name: Checkout scikit-learn
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uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
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with:
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repository: scikit-learn/scikit-learn
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ref: ${{ env.SOURCE_REF_TO_BUILD }}
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path: scikit-learn-src
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persist-credentials: false
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- uses: mamba-org/setup-micromamba@d7c9bd84e824b79d2af72a2d4196c7f4300d3476 # v3.0.0
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if: ${{ startsWith(matrix.platform_id, 'macosx') }}
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with:
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micromamba-version: '2.8.1-0'
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- name: Set-up macOS
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if: ${{ startsWith(matrix.platform_id, 'macosx') }}
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run: bash tools/configure_macos_env.sh
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- name: Set SOURCE_DATE_EPOCH from source commit
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run: |
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echo "SOURCE_DATE_EPOCH=$(git -C scikit-learn-src log -1 --pretty=%ct)" >> "$GITHUB_ENV"
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- name: Build and test wheels
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uses: pypa/cibuildwheel@f03ac7617d6cff873ccf24cc0d567ef5ba5a9e6d # v4.0.0
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env:
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CIBW_ENVIRONMENT: SKLEARN_SKIP_NETWORK_TESTS=1
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CIBW_BUILD: cp${{ matrix.python }}-${{ matrix.platform_id }}
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CIBW_ARCHS: all
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CIBW_MANYLINUX_X86_64_IMAGE: ${{ matrix.manylinux_image }}
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CIBW_MANYLINUX_I686_IMAGE: ${{ matrix.manylinux_image }}
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# Needed on Windows CI to compile with Visual Studio compiler
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# otherwise Meson detects a MINGW64 platform and use MINGW64
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# toolchain
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# CIBW_CONFIG_SETTINGS_WINDOWS: "setup-args=--vsenv"
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# CIBW_REPAIR_WHEEL_COMMAND_WINDOWS: bash build_tools/github/repair_windows_wheels.sh {wheel} {dest_dir}
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# CIBW_BEFORE_BUILD: bash {project}/build_tools/wheels/cibw_before_build.sh {project}
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# CIBW_BEFORE_TEST_WINDOWS: bash build_tools/github/build_minimal_windows_image.sh ${{ matrix.python }} ${{matrix.platform_id}}
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CIBW_ENVIRONMENT_PASS_LINUX: RUNNER_OS
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# TODO Put back pandas when there is a pandas release with Python 3.14 wheels
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# CIBW_TEST_REQUIRES: ${{ contains(matrix.python, '314') && 'pytest' || 'pytest pandas' }} scipy
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# On Windows, we use a custom Docker image and CIBW_TEST_REQUIRES_WINDOWS
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# does not make sense because it would install dependencies in the host
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# rather than inside the Docker image
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CIBW_TEST_REQUIRES_WINDOWS: ""
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# CIBW_TEST_COMMAND: bash {project}/build_tools/wheels/test_wheels.sh {project}
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# CIBW_TEST_COMMAND_WINDOWS: bash {project}/build_tools/github/test_windows_wheels.sh ${{ matrix.python }} {project} ${{matrix.platform_id}}
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CIBW_BUILD_VERBOSITY: 1
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run: |
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cd scikit-learn-src
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python -m pip install cibuildwheel
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python -m cibuildwheel --output-dir wheelhouse
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CIBW_BEFORE_TEST_WINDOWS: bash tools/build_minimal_windows_image.sh ${{ matrix.python }} ${{ matrix.platform_id }}
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CIBW_TEST_COMMAND_WINDOWS: bash {project}/tools/test_windows_wheels.sh ${{ matrix.python }} {project} ${{ matrix.platform_id }}
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SOURCE_DATE_EPOCH: ${{ env.SOURCE_DATE_EPOCH }}
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PYTHONHASHSEED: "0"
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CIBW_ENVIRONMENT_PASS_LINUX: SOURCE_DATE_EPOCH PYTHONHASHSEED RUNNER_OS
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with:
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package-dir: scikit-learn-src
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output-dir: dist
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config-file: cibuildwheel.toml
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- name: Store artifacts
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uses: actions/upload-artifact@v7
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uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
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with:
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name: cibw-wheels-cp${{ matrix.python }}-${{ matrix.platform_id }}
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path: scikit-learn-src/wheelhouse/*.whl
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path: ./dist/*.whl
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build_sdist:
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name: Source distribution
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runs-on: ubuntu-latest
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steps:
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- name: Checkout scikit-learn-release
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uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
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with:
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persist-credentials: false
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- name: Checkout scikit-learn
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uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
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with:
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repository: scikit-learn/scikit-learn
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ref: ${{ env.SOURCE_REF_TO_BUILD }}
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path: scikit-learn-src
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persist-credentials: false
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- name: Setup Python
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uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # 6.2.0
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with:
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python-version: "3.12"
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- name: Build source distribution
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run: bash tools/build_source.sh
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- name: Test source distribution
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run: bash tools/test_source.sh
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- name: Store artifacts
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uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
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with:
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name: cibw-sdist
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path: dist/*.tar.gz
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testpypi-publish:
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name: Publish release to TestPyPI
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if: github.event_name == 'workflow_dispatch' && github.event.inputs.environment == 'testpypi'
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runs-on: ubuntu-latest
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needs: [build_wheels, build_sdist]
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environment:
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name: testpypi
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url: https://test.pypi.org/p/scikit-learn
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permissions:
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id-token: write # mandatory for trusted publishing
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steps:
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- name: Download sdist and wheels
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uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
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with:
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path: dist
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merge-multiple: true
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- name: View artifacts
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run: ls dist
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# - name: Publish
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# uses: pypa/gh-action-pypi-publish@cef221092ed1bacb1cc03d23a2d87d1d172e277b # v1.14.0
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# with:
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# repository-url: https://test.pypi.org/legacy/
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# skip-existing: true
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# print-hash: true
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# attestations: true
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nightly_upload:
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name: Nightly upload
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if: github.repository == 'scikit-learn/scikit-learn-release' && (github.event_name == 'schedule' || (github.event_name == 'workflow_dispatch' && github.event.inputs.environment == 'none'))
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runs-on: ubuntu-latest
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needs: [build_wheels]
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steps:
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- name: Download sdist and wheels
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uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
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with:
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path: dist
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merge-multiple: true
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- name: Install micromamba
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uses: mamba-org/setup-micromamba@d7c9bd84e824b79d2af72a2d4196c7f4300d3476 # v3.0.0
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with:
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# For installation of anaconda-client, required for upload to anaconda.org
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init-shell: bash
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environment-name: upload-env
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create-args: >-
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anaconda-client
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# - name: Upload to anaconda.org
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# shell: bash -el {0} # required for micromamba
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# env:
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# TOKEN: ${{ secrets.SCIKIT_LEARN_NIGHTLY_UPLOAD_TOKEN }}
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# run: |
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# anaconda -q -t ${TOKEN} upload --force -u scientific-python-nightly-wheels ./dist/*.whl
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pypi-publish:
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name: Publish release to PyPI
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if: github.event_name == 'workflow_dispatch' && github.event.inputs.environment == 'pypi'
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runs-on: ubuntu-latest
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needs: [build_wheels, build_sdist]
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environment:
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name: pypi
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url: https://pypi.org/p/scikit-learn
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permissions:
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id-token: write # mandatory for trusted publishing
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steps:
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- name: Download sdist and wheels
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uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
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with:
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path: dist
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merge-multiple: true
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- name: View artifacts
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run: ls dist
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# - name: Publish
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# uses: pypa/gh-action-pypi-publish@cef221092ed1bacb1cc03d23a2d87d1d172e277b # v1.14.0
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# with:
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# print-hash: true
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# attestations: true
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‎LICENSE‎

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BSD 3-Clause License
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Copyright (c) 2007-2026 The scikit-learn developers.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* Neither the name of the copyright holder nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

‎README.md‎

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# Scikit-learn wheels and release tooling
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This repository contains what is needed to build release artifacts (wheels and
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sdist) for the official [Scikit-learn releases to
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PyPI](https://pypi.org/project/scikit-learn/) as well as nightly wheel builds which
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are uploaded to
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[anaconda.org/scientific-python-nightly-wheels/scikit-learn](https://anaconda.org/scientific-python-nightly-wheels/scikit-learn).

‎cibuildwheel.toml‎

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[tool.cibuildwheel]
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build-verbosity = 1
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archs = ["all"]
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# Use the manylinux_2_28 images for the Linux wheels.
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manylinux-x86_64-image = "manylinux_2_28"
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manylinux-i686-image = "manylinux_2_28"
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environment = { SKLEARN_SKIP_NETWORK_TESTS = "1" }
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before-build = "bash {project}/tools/cibw_before_build.sh {project}"
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before-test = "pip install -r {project}/requirements/test_requirements.txt"
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test-command = "bash {project}/tools/test_wheels.sh {project}"
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[tool.cibuildwheel.windows]
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# Needed on Windows CI to compile with Visual Studio compiler
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# otherwise Meson detects a MINGW64 platform and use MINGW64
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# toolchain
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config-settings = "setup-args=--vsenv"
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repair-wheel-command = "bash tools/repair_windows_wheels.sh {wheel} {dest_dir}"
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# On Windows, we use a custom Docker image and the test dependencies are
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# installed inside the Docker image rather than on the host, so there are no
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# test requirements to install here.
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test-requires = []

‎requirements/sdist_build_requirements.txt‎

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numpy==2.4.6
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scipy==1.17.1
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cython==3.2.5
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twine==6.2.0
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build==1.5.0

‎requirements/test_requirements.txt‎

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pytest==9.0.3
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scipy==1.17.1
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pandas==3.0.3

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