Merge pull request #291 from RocketPy-Team/enh/funcify-and-set-discrete-based-on

ENH: Function class - Funcify Decorator & setDiscreteBasedOnModel

Author: giovaniceotto

.github/workflows/test_pytest.yaml

@@ -29,4 +29,6 @@ jobs:
         python setup.py install
     - name: Test with pytest
       run: |
-        pytest
+        pytest
+        cd rocketpy
+        pytest --doctest-modules