created anindependent build and test task for platforms with no wheel distro (mingw)

Signed-off-by: Eric Reinecke <[email protected]>

Author: reinecke

.github/workflows/python-package.yml

@@ -143,6 +143,58 @@ jobs:
           token: ${{ secrets.CODECOV_TOKEN }}
           verbose: true
 
+  # This is for platforms where we build and test, but don't make wheels
+  py_testonly_build:
+    # Ideally this would be ${{ env.GH_COV_OS }} - but github doens't allow it
+    runs-on: ${{ matrix.os }}
+    os: [windows-latest]
+    strategy:
+      matrix:
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+        include:
+          - { os: windows-latest, shell: msys2, python-version: "mingw64" }
+
+    defaults:
+      run:
+        shell: "${{ matrix.shell }} {0}"
+
+    env:
+      OTIO_CXX_COVERAGE_BUILD: 'ON'
+      OTIO_CXX_BUILD_TMP_DIR: ${{ github.workspace }}/build
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: "recursive"
+      - name: Set up MSYS2
+        if: matrix.python-version == 'mingw64'
+        uses: msys2/setup-msys2@v2
+        with:
+          msystem: mingw64
+          install: >-
+            mingw-w64-x86_64-python
+            mingw-w64-x86_64-python-pip
+            mingw-w64-x86_64-gcc
+            mingw-w64-x86_64-cmake
+            make
+            git
+      - name: Set up Python ${{ matrix.python-version }}
+        if: matrix.python-version != 'mingw64'
+        uses: actions/[email protected]
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install python build dependencies
+        run: |
+          python -m pip install --upgrade pip setuptools wheel "flake8>=3.5" check-manifest
+      - name: Install test dependencies
+        run: |
+          python -m pip install --upgrade -r tests/requirements.txt
+      - name: Build and Install OpenTimelineIO
+        run: |
+          python -m pip install . -v --break-system-packages
+      - name: Run tests w/ python coverage
+        run: make ci-postbuild
+
   package_wheels:
     needs: py_smoketest_build
     runs-on: ${{ matrix.os }}
@@ -191,7 +243,6 @@ jobs:
           - { os: macos-latest, shell: bash }
           - { os: macos-14, shell: bash }
           - { os: windows-latest, shell: pwsh }
-          - { os: windows-latest, shell: msys2, python-version: "mingw64" }
         exclude:
           - { os: macos-latest, python-version: 3.9 }
 
@@ -205,29 +256,21 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - name: Set up MSYS2
-        if: matrix.python-version == 'mingw64'
-        uses: msys2/setup-msys2@v2
-        with:
-          msystem: mingw64
-          install: >-
-            mingw-w64-x86_64-python
-            mingw-w64-x86_64-python-pip
       - name: Set up Python ${{ matrix.python-version }}
         if: matrix.python-version != 'mingw64'
         uses: actions/[email protected]
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install python build dependencies
         run: |
-          python -m pip install --upgrade pip setuptools wheel "flake8>=3.5" check-manifest && python -m pip install --upgrade --break-system-packages -r tests/requirements.txt
+          python -m pip install --upgrade pip setuptools wheel "flake8>=3.5" check-manifest && python -m pip install --upgrade -r tests/requirements.txt
       - uses: actions/download-artifact@v5
         with:
           pattern: wheel-${{ matrix.os }}-*
           path: 'wheelhouse'
           merge-multiple: true
       - name: Install wheel for environment
-        run: pip install --no-cache-dir --break-system-packages --no-index --find-links wheelhouse opentimelineio
+        run: pip install --no-cache-dir --no-index --find-links wheelhouse opentimelineio
       - name: Run tests w/ python coverage
         run: make ci-postbuild