def demo_GeometricConstraints_addMidPoint(sketch: adsk.fusion.Sketch): # Create a sketch point and arc. point = sketch.sketchPoints.add(adsk.core.Point3D.create(15, 15, 0)) arc = sketch.sketchCurves.sketchArcs.addByThreePoints(adsk.core.Point3D.create(0, 0, 0), adsk.core.Point3D.create(10, 5, 0), adsk.core.Point3D.create(0, 10, 0)) # Add a midpoint constraint between the point and arc constraints = sketch.geometricConstraints midPointConstraint = constraints.addMidPoint(point, arc)