@Override
        public Traversal<Vertex, Double> get_g_withSackX2X_V_sackXdivX_byXconstantX4_0XX_sack() {
            return g.withSack(2).V().sack(Operator.div).by(constant(4.0)).sack();
        }
@author Marko A. Rodriguez (http://markorodriguez.com)
gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/sideEffect/SackTest.java