get_unstructured_spline_surface Last update: 02.04.2026 Part.get_unstructured_spline_surface() Gets the unstructured surface spline for the part. Returns: IGAUnstructuredSplineSurf Returns the surface spline structure. Return type: IGAUnstructuredSplineSurf Notes This is a beta API. The behavior and implementation may change in future. Examples >>> from ansys.meshing.prime import Part >>> spline = part.GetUnstructuredSplineSurface()