building wheels for all platforms, currently only on manual triggers

Author: Sam Rensenhouse

.github/workflows/build-wheels.yml

@@ -1,14 +1,38 @@
-name: Build Wheels
+name: Build wheels
 
-on: [push, pull_request]
+on:
+  workflow_dispatch:
 
 jobs:
-  build_toolkit_wheels:
-    name: Build MacOS python 3.8
-    runs-on: macos-10.15
-    defaults:
-      run:
-        working-directory: ./owa-epanet
+  build_wheels:
+    name: Build wheel for cp${{ matrix.python }}-${{ matrix.platform_id }}
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ windows-latest, ubuntu-latest, macos-latest ]
+        python: [ 36, 37, 38, 39, 310]
+        bitness: [ 32, 64 ]
+        include:
+          # Run 32 and 64 bit version in parallel for Linux and Windows
+          - os: windows-latest
+            bitness: 64
+            platform_id: win_amd64
+          - os: windows-latest
+            bitness: 32
+            platform_id: win32
+          - os: ubuntu-latest
+            bitness: 64
+            platform_id: manylinux_x86_64
+          - os: macos-latest
+            bitness: 64
+            platform_id: macosx_x86_64
+        exclude:
+          - os: macos-latest
+            bitness: 32
+          # This build was broken on OpenMP so is excluded for now
+          - os: ubuntu-latest
+            bitness: 32
 
     steps:
       - name: Checkout repo
@@ -18,24 +42,79 @@ jobs:
 
       - name: Install Python
         uses: actions/setup-python@v2
+
+      - uses: ilammy/msvc-dev-cmd@v1
+        if: startsWith(matrix.os, 'windows')
+
+      - name: Install cibuildwheel
+        run: python -m pip install cibuildwheel==2.2.0a1
+
+      - name: Build wheels
+        run: python -m cibuildwheel --output-dir wheelhouse owa-epanet
+        env:
+          CIBW_BUILD: cp${{ matrix.python }}-${{ matrix.platform_id }}
+          CIBW_BEFORE_ALL_LINUX: git submodule update --init && yum install swig -y
+          CIBW_BEFORE_ALL_WINDOWS: git submodule update && choco install swig
+          CIBW_BEFORE_ALL_MACOS: git submodule update && brew install swig ninja libomp
+          CIBW_BEFORE_BUILD: pip install scikit-build==0.11.1 cmake==3.18.4
+          CIBW_BUILD_VERBOSITY: 1
+          CIBW_TEST_COMMAND: pytest {package}
+          CIBW_BEFORE_TEST: pip install scikit-build==0.11.1 cmake==3.18.4
+          CIBW_TEST_REQUIRES: pytest
+
+      - name: Store artifacts
+        uses: actions/upload-artifact@v2
         with:
-          python-version: 3.8
+          path: ./wheelhouse/*.whl
+
+
+  build_sdist:
+    name: Build source distribution
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: true
 
-      - name: Install required system packages
-        run: brew install swig
+      #     Had issues with not all files being pulled and this somehow resolved it
+      - name: Fix submodules
+        run: |
+          cd owa-epanet
+          rm -rf EPANET
+          git submodule update
+
+      - uses: actions/setup-python@v2
+        name: Install Python
+        with:
+          python-version: '3.8'
 
-      - name: Build wheel
+      - name: Install dependencies
         run: |
-          pip install scikit-build
-          python setup.py bdist_wheel
+          sudo apt update
+          sudo apt install swig -y
+          pip install scikit-build==0.11.1 cmake==3.18.4
 
-      - name: Test wheel
+      - name: Build sdist
         run: |
-          pip install pytest
-          pip install --no-index --find-links=./dist owa-epanet
-          pytest
+          cd owa-epanet
+          python setup.py sdist
 
-      - name: Upload artifacts
-        uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v2
+        with:
+          path: owa-epanet/dist/*.tar.gz
+
+  upload_pypi:
+    needs: [ build_wheels, build_sdist ]
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/download-artifact@v2
+        with:
+          name: artifact
+          path: owa-epanet/dist
+
+      - uses: pypa/gh-action-pypi-publish@v1.4.2
         with:
-          path: owa-epanet/dist/*.whl
+          user: __token__
+          password: ${{ secrets.PYPI_API_TOKEN }}
+          repository_url: https://test.pypi.org/legacy/