do not use tox-gh-actions

.github/workflows/tox.yml

@@ -26,19 +26,14 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install tox tox-gh-actions pytest-github-actions-annotate-failures
-    - name: Test with tox using minimal dependencies
-      run: tox
+        pip install tox pytest-github-actions-annotate-failures
+    - name: Set Python version
+      run: echo "PY_VERSION=$(echo ${version//./})" >> $GITHUB_ENV
       env:
-        PLATFORM: ${{ matrix.platform }}
-        WHICH: mindeps
+        version: ${{ matrix.python-version }}
+    - name: Test with tox using minimal dependencies
+      run: tox -e py${{ env.PY_VERSION }}-mindeps
     - name: Clean
-      run: tox
-      env:
-        PLATFORM: ${{ matrix.platform }}
-        WHICH: clean
+      run: tox -e clean
     - name: Test with tox with all dependencies
-      run: tox
-      env:
-        PLATFORM: ${{ matrix.platform }}
-        WHICH: alldeps
+      run: tox -e py${{ env.PY_VERSION }}-alldeps

tox.ini

@@ -1,24 +1,6 @@
-
 [tox]
 isolated_build = True
-envlist = clean,py{36,37,38,39}-{mindeps,alldeps}-{linux,windows,macos},report
-
-[gh-actions]
-python =
-    3.6: py36-{mindeps,alldeps}
-    3.7: py37-{mindeps,alldeps}
-    3.8: py38-{mindeps,alldeps}
-    3.9: py39-{mindeps,alldeps}
-
-[gh-actions:env]
-PLATFORM =
-    ubuntu-latest: linux
-    macos-latest: macos
-    windows-latest: windows
-WHICH =
-    mindeps: mindeps
-    alldeps: alldeps
-    clean: clean
+envlist = clean,py{36,37,38,39}-{mindeps,alldeps},report
 
 [pytest]
 testpaths = adaptive