improvements to the tests, and added testing to the pipeline. Now a package won't publish if it doesn't test :)

.github/workflows/python-publish.yml

@@ -22,6 +22,9 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install setuptools wheel twine
+    - name: Test #TODO use a testing solution that won't be deprecated soon
+      run: |
+        python setup.py test
     - name: Build and publish
       env:
         TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}