def demo_reverseNormalFeatures_add(rootComp: adsk.fusion.Component): selection: adsk.fusion.BRepBodies = _ui.selectEntity('Select body to reverse normal.', 'Bodies').entity bodies = adsk.core.ObjectCollection.create() bodies.add(selection) reverseNormalFeatures = rootComp.features.reverseNormalFeatures reverseNormal = reverseNormalFeatures.add(bodies)