def dist(a, b):
    return sum((i-j)**2 for i, j in zip(a, b))
def test_is_handled_property_returns_correct_value(self):
        self.assertFalse(self.voiceover_application.is_handled)

        self.voiceover_application.accept(self.reviewer_id)

        self.assertTrue(self.voiceover_application.is_handled)