Another idea

Author: Monarda

.github/workflows/publish-to-test-pypi.yml

@@ -43,9 +43,10 @@ jobs:
         sudo $PIP_PATH install .[test]
     - name: Run tests
       run: |
-        export GITHUB_ACTION=1
         PYTHON_PATH=$(which python)
         sudo $PYTHON_PATH -m coverage run --source=. -m unittest discover tests/
+      with:
+        GITHUB_ACTION: true
     - name: Gather coverage statistics
       if: ${{ always() }}
       run: |