ci: Use cibuildwheel to build wheels

.github/workflows/ci.yaml

@@ -11,81 +11,98 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  test:
-    strategy:
-      fail-fast: false
-      matrix:
-        os: [ubuntu-20.04, macos-11, windows-2019]
-        python-version: [ "3.6", "3.7", "3.8", "3.9", "3.10", "pypy3.7", "pypy3.8", "pypy3.9", ]
-    runs-on: ${{ matrix.os }}
+  # test:
+  #   strategy:
+  #     fail-fast: false
+  #     matrix:
+  #       os: [ubuntu-20.04, macos-11, windows-2019]
+  #       python-version: [ "3.6", "3.7", "3.8", "3.9", "3.10", "pypy3.7", "pypy3.8", "pypy3.9", ]
+  #   runs-on: ${{ matrix.os }}
+  #   steps:
+  #     - name: Check out repository
+  #       uses: actions/checkout@v3
+  #     - name: Set up python
+  #       id: setup-python
+  #       uses: actions/setup-python@v4
+  #       with:
+  #         python-version: ${{ matrix.python-version }}
+  #     - name: Print Python Information
+  #       run: python -VV
+  #     - name: install TinyTeX
+  #       uses: r-lib/actions/setup-tinytex@v2
+  #     - name: Install and configure Poetry
+  #       run: |
+  #         pip3 install poetry
+  #         poetry config virtualenvs.in-project true
+  #     - name: Set up cache
+  #       uses: actions/cache@v3
+  #       id: cached-poetry-dependencies
+  #       with:
+  #         path: .venv
+  #         key: venv-${{ runner.os }}-${{ steps.full-python-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}
+  #     - name: Install dependencies
+  #       run: poetry install
+  #       if: steps.cached-poetry-dependencies.outputs.cache-hit != 'true'
+  #     - name: Download pandoc
+  #       run: poetry run python setup_binary.py download_pandoc
+  #     - name: run tests
+  #       run: poetry run python tests.py
+
+  builder_pypandoc:
+    # needs: [test]
+    # if: github.ref == 'refs/heads/master'
+    runs-on: ubuntu-20.04  # Any OS is fine as this wheel is not OS dependent
     steps:
       - name: Check out repository
         uses: actions/checkout@v3
       - name: Set up python
         id: setup-python
         uses: actions/setup-python@v4
         with:
-          python-version: ${{ matrix.python-version }}
-      - name: Print Python Information
-        run: python -VV
-      - name: install TinyTeX
-        uses: r-lib/actions/setup-tinytex@v2
-      - name: Install and configure Poetry
-        run: |
-          pip3 install poetry
-          poetry config virtualenvs.in-project true
-      - name: Set up cache
-        uses: actions/cache@v3
-        id: cached-poetry-dependencies
+          python-version: 3.9  # Build any 1 python version as this wheel is not version dependent
+      - name: Update dependencies
+        run: python -m pip install -U pip wheel setuptools
+      - name: Build wheel
+        run: python setup.py sdist bdist_wheel
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v3
         with:
-          path: .venv
-          key: venv-${{ runner.os }}-${{ steps.full-python-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}
-      - name: Install dependencies
-        run: poetry install
-        if: steps.cached-poetry-dependencies.outputs.cache-hit != 'true'
-      - name: Download pandoc
-        run: poetry run python setup_binary.py download_pandoc
-      - name: run tests
-        run: poetry run python tests.py
+          name: python-package-distributions
+          path: dist/
 
-  builder:
-    needs: [test]
-    if: github.ref == 'refs/heads/master'
+  builder_pypandoc_binary:
+    # needs: [test]
+    # if: github.ref == 'refs/heads/master'
     strategy:
       matrix:
-        os: [macos-11, windows-2019]
+        # Ref: https://cibuildwheel.readthedocs.io/en/stable/options/#archs
+        # macos-11     - Creates macosx_x86_64
+        # windows-2019 - Creates {win_amd64,win32}
+        # ubuntu-20.04 - Creates {manylinux,musllinux}_{x86_64,i686}
+        #                In CIBW_SKIP we skip 32bit linux
+        os: [macos-11, windows-2019, ubuntu-20.04]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Check out repository
-        uses: actions/checkout@v2
-      - name: Discover python architecture
-        run: |
-          if [ "$RUNNER_OS" == "Windows" ]; then
-            echo "PYTHON_ARCHITECTURE=x86" >> $GITHUB_ENV
-          else
-            echo "PYTHON_ARCHITECTURE=x64" >> $GITHUB_ENV
-          fi
-      - name: Set up python
-        uses: actions/setup-python@v4
-        with:
-          python-version: "3.9.x"
-          architecture: "${{ env.PYTHON_ARCHITECTURE }}"
-      - name: Print Python Information
-        run: python -VV
-      - name: Update dependencies
-        run: python -m pip install -U pip wheel setuptools twine
-      - name: Build universal source Archive and wheel
-        run: python setup.py sdist bdist_wheel
+        uses: actions/checkout@v3
+      - name: Remove pyproject and use setuptools
+        run: rm pyproject.toml
       - name: Build binary Archive
-        run: python setup_binary.py download_pandoc bdist_wheel
+        uses: pypa/[email protected]
+        env:
+          CIBW_BEFORE_ALL: "mv setup_binary.py setup.py && python3 setup.py download_pandoc"
+          CIBW_BUILD: cp39-*  # Build any 1 python version as this wheel is not version dependent
+          # We skip some variants because:
+          # - pandoc does not publish binaries for Linux 32bit
+          CIBW_SKIP: "*-{manylinux_i686,musllinux_i686}"
       - name: Upload artifacts
         uses: actions/upload-artifact@v3
         with:
           name: python-package-distributions
-          path: dist/
+          path: wheelhouse/
 
   publisher_release:
-    needs: [builder]
+    needs: [builder_pypandoc, builder_pypandoc_binary]
     if: startsWith(github.event.ref, 'refs/tags/v') && github.ref == 'refs/heads/master'
     runs-on: ubuntu-latest
     steps:
@@ -104,7 +121,7 @@ jobs:
           password: ${{ secrets.PYPI_API_TOKEN }}
 
   publisher_latest:
-    needs: [builder]
+    needs: [builder_pypandoc, builder_pypandoc_binary]
     if: github.ref == 'refs/heads/master'
     runs-on: ubuntu-latest
     steps: