[fix] all os's config merge one file

Author: get-me-power

.github/workflows/tox.yml

@@ -12,6 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
+        os: [windows-latest, ubuntu-latest, macos-latest]
         python-version: [2.7, 3.9]
 
     steps:
@@ -27,7 +28,19 @@ jobs:
       run: |
         pip install tox
 
-    - name: Run Test
+    - name: Run Windows Test
+      if: runner.os == 'Windows'
+      run: |
+        python -m tox -c python/tox_windows.ini
+
+    - name: Run Linux Test
+      if: runner.os != 'Linux'
+      run: |
+        cd $GITHUB_WORKSPACE/python
+        tox -e py
+
+    - name: Run MacOS Test
+      if: runner.os != 'macOS'
       run: |
         cd $GITHUB_WORKSPACE/python
         tox -e py