def test_iso_threshold(): """Test setting iso_threshold.""" np.random.seed(0) data = np.random.random((10, 15)) layer = Image(data) assert layer.iso_threshold == 0.5 # Change iso_threshold property iso_threshold = 0.7 layer.iso_threshold = iso_threshold assert layer.iso_threshold == iso_threshold # Set iso_threshold as keyword argument layer = Image(data, iso_threshold=iso_threshold) assert layer.iso_threshold == iso_threshold