def demo_filletFeatures_add(rootComp: adsk.fusion.Component): # Have an edge selected. edge = _ui.selectEntity('Select an edge', 'Edges').entity edgesToFillet = adsk.core.ObjectCollection.create() # Define the required input. edgesToFillet.add(edge) filletFeatures = rootComp.features.filletFeatures input = filletFeatures.createInput() radius = adsk.core.ValueInput.createByReal(2) isTangentChain = True input.edgeSetInputs.addConstantRadiusEdgeSet(edgesToFillet, radius, isTangentChain) # Create the fillet. filletFeature = filletFeatures.add(input)