def test_order(self):
        assert (event.Priority.PRE_CORE
                > event.Priority.CORE
                > event.Priority.POST_CORE
                > event.Priority.PRE_DEFAULT
                > event.Priority.DEFAULT
                > event.Priority.POST_DEFAULT)
def __init__(self):
        super().__init__('confusion_matrix.yaml')

        self._matrix = [[]]
        self._categories = []
        self._initialized = True