wheels.yml

name: python build wheels

on:
  workflow_dispatch:
  workflow_call:
  pull_request:
    branches: [ master ]

env:
  FORCE_COLOR: 3

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build_sdist:
    name: Build SDist
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4

    - uses: actions/setup-python@v5
      with:
        python-version: "3.11"
        cache: "pip"

#    - name: Ruff Check
#      run: pipx run ruff check .

    - name: Build SDist
      run: pipx run build --sdist

    - name: Check metadata
      run: pipx run twine check dist/*

    - uses: actions/upload-artifact@v4
      with:
        name: wheelhouse-sdist
        path: dist/*.tar.gz
        overwrite: true


  build_wheels:
    name: Wheels on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: true
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]

    steps:
    - uses: actions/checkout@v4

    - name: Build wheels
      uses: pypa/cibuildwheel@v2.21.3
      env:
        MACOSX_DEPLOYMENT_TARGET: "10.13"
        CIBW_ARCHS_MACOS: universal2
        # 3.10-3.11: normal per-version build (nanobind has no stable-ABI
        # support below 3.12, it silently builds a regular extension there,
        # see CMakeLists.txt). 3.12: built once, tagged cp312-abi3 via
        # SKBUILD_WHEEL_PY_API, and that single wheel covers every newer
        # interpreter too - so 3.13+ is skipped here to avoid building a
        # redundant duplicate wheel.
        CIBW_ENVIRONMENT_CP312: "SKBUILD_WHEEL_PY_API=cp312"
        # Disable building PyPy wheels on all platforms
        CIBW_SKIP: pp*

    - uses: actions/upload-artifact@v4
      with:
        name: wheelhouse-${{ matrix.os }}
        path: wheelhouse/*.whl
        overwrite: false