def test_conversion_round_trip(self): angles = [0.1, 0.2, 0.3, 0.4, 0.5, 0.6] encoders = Arm.radians_to_encoder(angles) anglesOut = Arm.encoder_to_radians(encoders) for ix in range(len(angles)): self.assertAlmostEqual(angles[ix], anglesOut[ix], 4, 'Angles should be equal ({})'.format(ix))