@Override
    public TraversalParent getParent() {
        return null == this.bypassTraversal ? EmptyStep.instance() : this.bypassTraversal.getParent();
    }
@author Marko A. Rodriguez (http://markorodriguez.com)
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/lambda/AbstractLambdaTraversal.java