actions/setup-python@v4

Author: cclauss

.github/workflows/ci.yaml

@@ -75,7 +75,7 @@ jobs:
       - uses: actions/checkout@v1
 
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v1
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}