code: public <NEW> Graph<K, NEW, EV> translateVertexValues(TranslateFunction<VV, NEW> translator) throws Exception {
  		return run(new TranslateVertexValues<>(translator));
  	}
docs: Translate {@link Vertex} values using the given {@link MapFunction}.
  
  @param translator implements conversion from {@code VV} to {@code NEW}
  @param <NEW> new vertex value type
  @return graph with translated vertex values
  @throws Exception