def METHOD_NAME(self, context):
    self.inputs.new('SvVerticesSocket', "vertices")
    self.inputs.new('SvVerticesSocket', "center")
    self.inputs.new('SvVerticesSocket', "axis")
    self.inputs.new('SvStringsSocket', "angle").prop_name = "angle_"
    self.outputs.new('SvVerticesSocket', "vertices")
    self.mode_change(context)