def demo_patchFeatures_add(comp: adsk.fusion.Component):
profile = _ui.selectEntity('Select a profile', 'Profiles').entity
operation = adsk.fusion.FeatureOperations.NewBodyFeatureOperation
patchFeatures = comp.features.patchFeatures
input = patchFeatures.createInput(profile, operation)
patchFeature = patchFeatures.add(input)