Function IsTransferNode

tensorflow/core/graph/graph.h:871–874

True for Nodes that mediate the transfer of values between processes.

// True for Nodes that mediate the transfer of values between processes.
inline bool IsTransferNode(const Node* n) {
  return IsSend(n) || IsRecv(n) ||
         IsFuseRecv(n) || IsRunGraph(n);
}

inline bool IsConstant(const Node* node) { return node->IsConstant(); }
inline bool IsVariable(const Node* node) { return node->IsVariable(); }