added coverage action

Author: ea-rus

.github/workflows/mindsdb_python_sdk.yml

@@ -39,6 +39,32 @@ jobs:
         CLOUD_TEST_EMAIL: ${{ secrets.CLOUD_TEST_EMAIL }}
         CLOUD_TEST_PASSWORD: ${{ secrets.CLOUD_TEST_PASSWORD }}
 
+  coverage:
+    needs: test
+    if: github.ref != 'refs/heads/stable'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python 3.8
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.8
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install flake8 pytest pytest-cov
+          pip install -r requirements.txt
+
+      - name: Build coverage file
+        run: |
+          pytest --junitxml=pytest.xml --cov-report=term-missing:skip-covered --cov=mindsdb_sql tests/ | tee pytest-coverage.txt
+
+      - name: Pytest coverage comment
+        uses: MishaKav/pytest-coverage-comment@main
+        with:
+          pytest-coverage-path: ./pytest-coverage.txt
+          junitxml-path: ./pytest.xml
 
   deploy:
     runs-on: ubuntu-latest