add linting test

.github/workflows/tests.yml

@@ -31,3 +31,21 @@ jobs:
         uses: codecov/codecov-action@v3.1.1
         with:
           flags: unittests
+
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.11"
+
+      - name: Install test dependencies
+        run: |
+          python -m pip install --upgrade --no-cache-dir pip
+          pip install --no-cache-dir flake8
+
+      - name: Test linting with flake8
+        run: flake8 --max-line-length=127

tox.ini

@@ -21,7 +21,7 @@ skip_install = true
 deps =
     flake8
 commands =
-    flake8 --max-line-length=120
+    flake8 --max-line-length=127
 
 # Flake8 Configuration
 [flake8]