circt/.github/workflows/uploadWheels.yml

name: Upload Wheels

on:
  release:
    types: [created]
  workflow_dispatch:
    inputs:
      upload-to-pypi:
        description: 'Upload wheels to PyPi'
        required: true
        default: false
        type: boolean
  schedule:
    - cron: 0 12 * * 1

jobs:
  build_wheels:
    name: Build wheels with ${{ matrix.config.cibw_build }}
    runs-on: ${{ matrix.config.os }}
    if: github.repository == 'llvm/circt'
    strategy:
      fail-fast: false
      matrix:
        config:
          - os: ubuntu-20.04
            cibw_build: cp38-manylinux_x86_64
          - os: ubuntu-20.04
            cibw_build: cp310-manylinux_x86_64
          - os: macos-12
            cibw_build: cp38-macosx_x86_64
          - os: macos-12
            cibw_build: cp310-macosx_x86_64

    steps:
      - name: Get CIRCT
        uses: actions/checkout@v3
        with:
          fetch-depth: 2
          submodules: "true"

      - name: Unshallow CIRCT
        run: |
          git fetch --force --unshallow --tags --no-recurse-submodules

      - name: Setup Python
        uses: actions/setup-python@v3

      - name: Install cibuildwheel
        run: python -m pip install cibuildwheel==2.16.2

      - name: Build wheels
        run: python -m cibuildwheel --output-dir wheelhouse ./lib/Bindings/Python
        env:
          CIBW_BUILD: ${{ matrix.config.cibw_build }}
          CIBW_MANYLINUX_X86_64_IMAGE: manylinux2014
          CIBW_BUILD_FRONTEND: build
          SETUPTOOLS_SCM_DEBUG: True

      - name: Upload (stage) wheels as artifacts
        uses: actions/upload-artifact@v3
        with:
          name: python-wheels
          path: ./wheelhouse/*.whl
          retention-days: 7
          if-no-files-found: error

  push_wheels:
    name: Push wheels
    runs-on: ubuntu-20.04
    if: github.repository == 'llvm/circt' && (github.ref_type == 'tag' || github.event_name == 'schedule' || ((github.event_name == 'workflow_dispatch') && inputs.upload-to-pypi))
    needs: build_wheels
    environment:
      name: pypi
      url: https://pypi.org/p/circt
    permissions:
      id-token: write

    steps:
      - name: Download wheels
        uses: actions/download-artifact@v3
        with:
          name: python-wheels
          path: ./wheelhouse/

      - name: List downloaded wheels
        run: ls -laR
        working-directory: ./wheelhouse/

      - name: Upload wheels to pypi
        uses: pypa/gh-action-pypi-publish@release/v1
        with:
          packages-dir: wheelhouse/
          verify-metadata: false