update actions matrix

.github/workflows/python-package.yml

@@ -10,22 +10,40 @@ on:
     branches: [ main ]
 
 jobs:
-  build:
-
-    runs-on: ubuntu-latest
+  tests:
+    name: ${{ matrix.name }}
+    runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11']
+        include:
+
+          - name: Python 3.12
+            os: ubuntu-latest
+            python: '3.12'
+            toxenv: py312-test
+
+          - name: Python 3.10
+            os: ubuntu-latest
+            python: '3.10'
+            toxenv: py310-test
+
+          - name: Python 3.9
+            os: ubuntu-latest
+            python: 3.9
+            toxenv: py39-test
 
     steps:
-    - uses: actions/checkout@v4
-    - name: Set up Python ${{ matrix.python-version }}
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Set up Python ${{ matrix.python }}
       uses: actions/setup-python@v5
       with:
-        python-version: ${{ matrix.python-version }}
+        python-version: ${{ matrix.python }}
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
+        python -m pip install --upgrade tox
         pip install flake8 pytest-cov wheel tox
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
     - name: Compile DCR Binaries
@@ -40,9 +58,9 @@ jobs:
         flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
         # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
-    - name: Test with tox
+    - name: Run Tests
       run: |
-        tox
+        tox ${{ matrix.toxargs }} -e ${{ matrix.toxenv }} -- ${{ matrix.toxposargs }}
 
     - uses: codecov/codecov-action@v4
       with: