test for os and python version

.github/workflows/pytest.yml

@@ -12,14 +12,20 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
-
+    runs-on: ${{matrix.os}}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ["ubuntu-latest","ubuntu-20.04", "macos-latest","macos-13","macos-12", "windows-latest","windows-2019"]
+        # os: ["ubuntu-latest"]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
+
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python 3.10
       uses: actions/setup-python@v2
       with:
-        python-version: '3.10'
+        python-version: ${{matrix.python-version}}
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip