making parallel - no overwrites by different processes

Author: Nabushika

.github/workflows/test-PRs.yml

@@ -40,6 +40,6 @@ jobs:
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
     - name: Run tests with coverage and upload
       run: |
-        CODECOV_EXEC="coverage run --source src/"
+        CODECOV_EXEC="coverage run -p"
         $CODECOV_EXEC tests/run_tests.py --spawn-display
         bash <(curl -s https://codecov.io/bash) -t ${{ secrets.CODECOV_TOKEN }} -e PYTHON