refine

.github/workflows/pylint.yml

@@ -18,14 +18,15 @@ jobs:
       matrix:
         python-version: ["3.8", "3.9", "3.10"]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v3
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
+          python -m pip install -r examples/requirements.txt
           pip install pylint
       - name: Analysing the code with pylint
         run: |