Merge branch 'kfl:master' into master

.github/workflows/check-types.yaml

@@ -5,29 +5,17 @@ jobs:
   python-check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Set up Python 3.x
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
-          python-version: '3.9'
+          python-version: '3.11'
+          cache: 'pip' # caching pip dependencies
 
       - name: Upgrade pip
         run: |
           python3 -m pip install --upgrade pip
 
-      - name: Get pip cache dir
-        id: pip-cache
-        run: |
-          echo "::set-output name=dir::$(pip cache dir)"
-
-      - name: Cache dependencies
-        uses: actions/cache@v2
-        with:
-          path: ${{ steps.pip-cache.outputs.dir }}
-          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
-          restore-keys: |
-            ${{ runner.os }}-pip-
-
       - name: Install dependencies
         run: |
           python3 -m pip install -r ./requirements.txt