Set example tests in CI to run only tests in given folder

Author: Tinitto

.github/workflows/ci.yml

@@ -112,8 +112,7 @@ jobs:
       - name: Lint with black
         run: black --check .
       - name: Run tests
-        run: |
-          pytest .
+        run: pytest test_main.py
 
   release:
     name: Release