Method IsSwitch

tensorflow/core/graph/graph.h:213–213

  }
  bool IsPlaceholder() const { return type_string() == "Placeholder"; }
  bool IsSwitch() const { return class_ == NC_SWITCH; }
  bool IsMerge() const { return class_ == NC_MERGE; }
  bool IsEnter() const { return class_ == NC_ENTER; }
  bool IsExit() const { return class_ == NC_EXIT; }