modify workflow

Author: surajit

.github/workflows/workflow.yml

@@ -18,6 +18,9 @@ jobs:
     - name: Generate Report
       run: |
         pip install coverage
-        coverage run -m unittest
+        pip install pytest-cov
+        coverage run -m pytest
     - name: Upload Coverage to Codecov
+      with:
+        token: 44c2af05-9cbb-4e7d-b3de-94784087ddad
       uses: codecov/codecov-action@v2