def test_simple(self):
        """
        Speeds can be instantiated, and report their value in meters
        per second, and can be converted to floats.
        """
        climb = base.Climb(42.)
        self.assertEqual(climb.inMetersPerSecond, 42.)
        self.assertEqual(float(climb), 42.)

        Speeds can be instantiated, and report their value in meters
        per second, and can be converted to floats.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/positioning/test/test_base.py