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Enable free threading support #255

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ba342f0
enable free threading support
vchamarthi Aug 11, 2026
6558aa5
update changelog, remove duplicate ci matrix entry
vchamarthi Aug 11, 2026
d163e10
Merge branch 'main' into feat/free-threaded-python
vchamarthi Aug 12, 2026
7707a9d
chore: retrigger CI
vchamarthi Aug 13, 2026
2cf44d6
update python free threading classifiers
vchamarthi Aug 13, 2026
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4 changes: 2 additions & 2 deletions .github/workflows/build-with-clang.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@ jobs:

strategy:
matrix:
python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
python: ["3.10", "3.11", "3.12", "3.13", "3.14", "3.14t"]
numpy_version: ["'numpy>=2'"]

env:
Expand Down Expand Up @@ -55,7 +55,7 @@ jobs:

- name: Install mkl_umath dependencies
run: |
pip install meson-python ninja cython cmake
pip install meson-python ninja "cython>=3.1.0" cmake
pip install ${{ matrix.numpy_version }}

- name: List oneAPI folder content
Expand Down
4 changes: 2 additions & 2 deletions .github/workflows/build-with-standard-clang.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@ jobs:

strategy:
matrix:
python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
python: ["3.10", "3.11", "3.12", "3.13", "3.14", "3.14t"]
numpy_version: ["'numpy>=2'"]

env:
Expand Down Expand Up @@ -46,7 +46,7 @@ jobs:

- name: Install mkl_umath dependencies
run: |
pip install meson-python ninja cmake cython mkl-devel
pip install meson-python ninja cmake "cython>=3.1.0" mkl-devel
pip install ${{ matrix.numpy_version }}

- name: Build mkl_umath
Expand Down
19 changes: 16 additions & 3 deletions .github/workflows/build_pip.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -17,8 +17,21 @@ jobs:

strategy:
matrix:
python: ['3.10', '3.11', '3.12', '3.13', '3.14']
python: ['3.10', '3.11', '3.12', '3.13']
use_pre: ["", "--pre"]
include:
- python: "3.14"
python_spec: "3.14.* *_cp314"
use_pre: ""
- python: "3.14"
python_spec: "3.14.* *_cp314"
use_pre: "--pre"
- python: "3.14"
python_spec: "3.14.* *_cp314t"
use_pre: ""
- python: "3.14"
python_spec: "3.14.* *_cp314t"
use_pre: "--pre"

steps:
- name: Checkout repo
Expand All @@ -37,13 +50,13 @@ jobs:

- name: Install Compiler and MKL
run: |
conda install mkl-devel dpcpp_linux-64
conda install mkl-devel dpcpp_linux-64 "python=${{ matrix.python_spec || matrix.python }}"
python -c "import sys; print(sys.executable)"
which python

- name: Build with pip
run: |
pip install --no-cache-dir meson-python ninja cmake cython
pip install --no-cache-dir meson-python ninja cmake "cython>=3.1.0"
pip install --no-cache-dir numpy ${{ matrix.use_pre }}
CC=icx pip install -e . --no-build-isolation --no-deps --verbose
pip install --no-cache-dir pytest
Expand Down
78 changes: 58 additions & 20 deletions .github/workflows/conda-package-cf.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,12 @@ jobs:
numpy: "2.3"
- python: "3.14"
numpy: "2.3"
python_spec: "3.14.* *_cp314"
python_tag: "3.14"
- python: "3.14"
numpy: "2.3"
python_spec: "3.14.* *_cp314t"
python_tag: "3.14t"
steps:
- name: Cancel Previous Runs
uses: styfle/cancel-workflow-action@d07a454dad7609a92316b57b23c9ccfd4f59af66 # 0.13.1
Expand All @@ -52,9 +58,9 @@ jobs:
with:
path: ~/.conda/pkgs
key:
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('**/meta.yaml') }}
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('**/meta.yaml') }}
restore-keys: |
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-

- name: Add conda to system path
Expand All @@ -78,7 +84,7 @@ jobs:
- name: Build conda package
run: |
CHANNELS=(-c "conda-forge" --override-channels)
VERSIONS=(--python "${{ matrix.python }}" --numpy "${{ matrix.numpy }}")
VERSIONS=(--python "${{ matrix.python_spec || matrix.python }}" --numpy "${{ matrix.numpy }}")
TEST=(--no-test)
echo "CONDA_BLD=${CONDA}/conda-bld/linux-64" >> "$GITHUB_ENV"

Expand All @@ -91,7 +97,7 @@ jobs:
- name: Upload artifact
uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
with:
name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}
path: ${{ env.CONDA_BLD }}/${{ env.PACKAGE_NAME }}-*.conda

test_linux:
Expand All @@ -100,10 +106,23 @@ jobs:

strategy:
matrix:
python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
python: ["3.10", "3.11", "3.12", "3.13"]
numpy: ['numpy">=2"']
experimental: [false]
runner: [ubuntu-latest]
include:
- python: "3.14"
python_spec: "3.14.* *_cp314"
python_tag: "3.14"
numpy: 'numpy">=2"'
experimental: false
runner: ubuntu-latest
- python: "3.14"
python_spec: "3.14.* *_cp314t"
python_tag: "3.14t"
numpy: 'numpy">=2"'
experimental: false
runner: ubuntu-latest
continue-on-error: ${{ matrix.experimental }}
env:
CHANNELS: -c conda-forge --override-channels
Expand All @@ -112,7 +131,7 @@ jobs:
- name: Download artifact
uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
with:
name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}
- name: Update conda
run: |
conda update -n base --all
Expand Down Expand Up @@ -142,7 +161,7 @@ jobs:
run: |
CHANNELS=(-c "$GITHUB_WORKSPACE/channel" -c "conda-forge" --override-channels)
PACKAGE_VERSION="$(python -c "${VER_SCRIPT1} ${VER_SCRIPT2}")"
conda create -n "${{ env.TEST_ENV_NAME }}" "${PACKAGE_NAME}=${PACKAGE_VERSION}" "python=${{ matrix.python }}" ${{ matrix.numpy }} "${CHANNELS[@]}" --only-deps --dry-run > lockfile
conda create -n "${{ env.TEST_ENV_NAME }}" "${PACKAGE_NAME}=${PACKAGE_VERSION}" "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} "${CHANNELS[@]}" --only-deps --dry-run > lockfile
- name: Display lockfile
run: cat lockfile

Expand All @@ -157,16 +176,16 @@ jobs:
with:
path: ~/.conda/pkgs
key:
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('lockfile') }}
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('lockfile') }}
restore-keys: |
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-

- name: Install mkl_umath
run: |
CHANNELS=(-c "$GITHUB_WORKSPACE/channel" -c "conda-forge" --override-channels)
PACKAGE_VERSION="$(python -c "${VER_SCRIPT1} ${VER_SCRIPT2}")"
conda create -n "${{ env.TEST_ENV_NAME }}" "python=${{ matrix.python }}" ${{ matrix.numpy }} "$PACKAGE_NAME=${PACKAGE_VERSION}" pytest "${CHANNELS[@]}"
conda create -n "${{ env.TEST_ENV_NAME }}" "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} "$PACKAGE_NAME=${PACKAGE_VERSION}" pytest "${CHANNELS[@]}"
# Test installed packages
conda list -n "${{ env.TEST_ENV_NAME }}"

Expand Down Expand Up @@ -198,6 +217,12 @@ jobs:
numpy: "2.3"
- python: "3.14"
numpy: "2.3"
python_spec: "3.14.* *_cp314"
python_tag: "3.14"
- python: "3.14"
numpy: "2.3"
python_spec: "3.14.* *_cp314t"
python_tag: "3.14t"
env:
conda-bld: C:\Miniconda\conda-bld\win-64\
steps:
Expand Down Expand Up @@ -225,9 +250,9 @@ jobs:
with:
path: /home/runner/conda_pkgs_dir
key:
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('**/meta.yaml') }}
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('**/meta.yaml') }}
restore-keys: |
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-

- name: Store conda paths as envs
Expand All @@ -244,12 +269,12 @@ jobs:
- name: Build conda package
run: |
conda activate
conda build --no-test --python ${{ matrix.python }} --numpy ${{ matrix.numpy }} -c conda-forge --override-channels conda-recipe-cf
conda build --no-test --python "${{ matrix.python_spec || matrix.python }}" --numpy ${{ matrix.numpy }} -c conda-forge --override-channels conda-recipe-cf

- name: Upload artifact
uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
with:
name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}
path: ${{ env.CONDA_BLD }}${{ env.PACKAGE_NAME }}-*.conda

test_windows:
Expand All @@ -260,10 +285,23 @@ jobs:
shell: cmd /C CALL {0}
strategy:
matrix:
python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
python: ["3.10", "3.11", "3.12", "3.13"]
numpy: ['numpy">=2"']
experimental: [false]
runner: [windows-latest]
include:
- python: "3.14"
python_spec: "3.14.* *_cp314"
python_tag: "3.14"
numpy: 'numpy">=2"'
experimental: false
runner: windows-latest
- python: "3.14"
python_spec: "3.14.* *_cp314t"
python_tag: "3.14t"
numpy: 'numpy">=2"'
experimental: false
runner: windows-latest
continue-on-error: ${{ matrix.experimental }}
env:
workdir: '${{ github.workspace }}'
Expand All @@ -273,7 +311,7 @@ jobs:
- name: Download artifact
uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
with:
name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}

- uses: conda-incubator/setup-miniconda@8ee1f361103df19b6f8c8655fd3967a8ecb162d5 # v4.0.1
with:
Expand Down Expand Up @@ -339,7 +377,7 @@ jobs:
FOR /F "tokens=* USEBACKQ" %%F IN (`python -c "%SCRIPT%"`) DO (
SET PACKAGE_VERSION=%%F
)
conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% python=${{ matrix.python }} ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }} --only-deps --dry-run > lockfile
conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }} --only-deps --dry-run > lockfile

- name: Display lockfile content
shell: pwsh
Expand All @@ -352,9 +390,9 @@ jobs:
with:
path: /home/runner/conda_pkgs_dir
key:
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('lockfile') }}
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('lockfile') }}
restore-keys: |
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-

- name: Install mkl_umath
Expand All @@ -369,7 +407,7 @@ jobs:
SET PACKAGE_VERSION=%%F
)
SET "TEST_DEPENDENCIES=pytest pytest-cov"
conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% %TEST_DEPENDENCIES% python=${{ matrix.python }} ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }}
conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% %TEST_DEPENDENCIES% "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }}

- name: Report content of test environment
shell: cmd /C CALL {0}
Expand Down
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