Github user PBGraff commented on a diff in the pull request: https://github.com/apache/tinkerpop/pull/772#discussion_r161387751 --- Diff: gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/computer/traversal/step/map/PageRankVertexProgramStep.java --- @@ -83,17 +83,17 @@ public String toString() { } @Override - public PageRankVertexProgram generateProgram(final Graph graph, final Memory memory) { + public PageRankVertexProgram generateProgram(final Memory memory, final Graph... graphs) { final Traversal.Admin<Vertex, Edge> detachedTraversal = this.edgeTraversal.getPure(); - detachedTraversal.setStrategies(TraversalStrategies.GlobalCache.getStrategies(graph.getClass())); + detachedTraversal.setStrategies(TraversalStrategies.GlobalCache.getStrategies(graphs[0].getClass())); --- End diff -- Since it's called through a step, I think you're right that there should only be one `Graph`. I will validate in the "steps" that use the `Graph`.
---