cibuildwheels.yml

name: Python wheels
on:
  # Trigger the workflow on push or pull request,
  # but only for the main branch
  push:
    branches:
      - main
    tags:
      - '*'
  pull_request:
    branches:
      - main

env:
  #CIBW_BEFORE_BUILD: pip install -r requirements-build.txt
  CIBW_BUILD_VERBOSITY: 1
  CIBW_TEST_REQUIRES: pytest numpy<2 psutil msgpack
  CIBW_TEST_COMMAND: python -m pytest -m "not heavy" {project}/tests
  CIBW_TEST_SKIP: "*macosx*arm64*"
  # Building for musllinux and aarch64 takes way too much time.
  # NumPy is adding musllinux for just x86_64 too, so this is not too bad.
  CIBW_SKIP: "*musllinux*aarch64*"

jobs:

  build_wheels:
    # Only build wheels when tagging (typically a release)
    # if: startsWith(github.event.ref, 'refs/tags')
    name: Build wheels on ${{ matrix.os }} for ${{ matrix.arch }} - ${{ matrix.p_ver }}
    runs-on: ${{ matrix.os }}
    permissions:
      contents: write
    env:
      CIBW_BUILD: ${{ matrix.cibw_build }}
      CIBW_ARCHS_LINUX: ${{ matrix.arch }}
      CIBW_ARCHS_MACOS: "x86_64 arm64"
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]
        arch: [x86_64, aarch64]
        cibw_build: ["cp3{9,10,11,12}-*"]
        p_ver: ["3.9-3.12"]
        exclude:
          - os: windows-latest
            arch: aarch64
          # cibuild is already in charge to build aarch64 (see CIBW_ARCHS_MACOS)
          - os: macos-latest
            arch: aarch64

    steps:
      - name: Checkout repo
        uses: actions/checkout@v4
        with:
          submodules: 'recursive'

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.9'

      - name: Install cibuildwheel
        run: |
          python -m pip install cibuildwheel

      - name: Set up QEMU
        if: ${{ matrix.arch == 'aarch64' }}
        uses: docker/setup-qemu-action@v3

      - name: Build wheels
        run: |
          python -m cibuildwheel --output-dir wheelhouse

      - name: Upload wheels
        uses: actions/upload-artifact@v3
        with:
          path: ./wheelhouse/*.whl


  build_sdist:
    name: Build sdist
    runs-on: ubuntu-latest
    strategy:
      matrix:
        os: [ubuntu-latest]
        arch: [auto]
        exclude:
          - os: [ubuntu-latest]
            # We don't support 32-bit platforms in python-blosc2
            arch: x86

    steps:
      - uses: actions/checkout@v4
        with:
          submodules: 'recursive'

      - uses: actions/setup-python@v4
        name: Setup Python ${{ matrix.python-version }}
        with:
          python-version: ${{ matrix.python-version }}

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          python -m pip install -r requirements-build.txt

      - name: Build sdist
        run: |
          python -m build --sdist

      - name: Upload sdist package
        uses: actions/upload-artifact@v3
        with:
          path: dist/*.tar.gz

      - name: Build building extension from sdist package
        run: |
          cd ./dist
          tar -xzf blosc2-*.tar.gz
          cd ./blosc2-*/
          python setup.py build_ext --inplace

      - name: Test sdist package with pytest
        run: |
          cd ./dist/blosc2-*/
          python -m pip install -r requirements-tests.txt
          python -m pip install -r requirements-runtime.txt
          python -m pytest -m "not heavy"

  upload_pypi:
    needs: [ build_wheels, build_sdist ]  # last but not least
    runs-on: ubuntu-latest
    # Only upload wheels when tagging (typically a release)
    if: startsWith(github.event.ref, 'refs/tags')
    steps:
      - uses: actions/download-artifact@v3
        with:
          name: artifact
          path: dist

      - uses: pypa/gh-action-pypi-publish@release/v1
        with:
          user: __token__
          password: ${{ secrets.blosc_pypi_secret }}