message: Improve a text comment in replicate_model_fn.GatheringOptimizer.
diff: @@ -329,7 +329,7 @@ class GatheringOptimizer(optimizer_lib.Optimizer):
  @staticmethod
  def _clear_graph_state():
  - # Clearing a collection in Graph will prevent _PerGraphState from being
  + # Clearing the Graph collection will prevent _PerGraphState from being
  # serialized.
  ops_lib.get_default_graph().clear_collection(
  GatheringOptimizer.COLLECTION_FOR_GRAPH_STATES)
  