Test coverage

.coveragerc

@@ -0,0 +1,2 @@
+[run]
+omit = wsgi.py

.github/workflows/python-tests.yml

@@ -19,8 +19,8 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install pytest
+          pip install pytest pytest-cov
           if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
       - name: Test with pytest
         run: |
-          pytest
+          pytest --cov-config=.coveragerc --cov=.