EVOLUTION-MANAGER

Edit File: graph_node_util.h

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
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http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
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==============================================================================*/
#ifndef TENSORFLOW_CORE_GRAPH_GRAPH_NODE_UTIL_H_
#define TENSORFLOW_CORE_GRAPH_GRAPH_NODE_UTIL_H_

#include "tensorflow/core/framework/node_def_util.h"
#include "tensorflow/core/lib/core/stringpiece.h"
#include "tensorflow/core/platform/status.h"

namespace tensorflow {
class Node;
struct NodeDebugInfo;

// We forward declare protos so that kernels don't need to depend on them
class NodeDef;
class OpDef;

// Produce a human-readable version of a Node or NodeDef that is more concise
// than a text-format proto.
string SummarizeNode(const Node& node);

// Produces a formatted string pattern from the node which can uniquely identify
// this node upstream to produce an informative error message. The pattern
// followed is: {{node <node_name>}}
string FormatNodeForError(const Node& node);

// Merges the original node names from the debug information of 'from' to the
// debug information of 'to'.
void MergeDebugInfo(const NodeDebugInfo& from, Node* to);
void MergeDebugInfo(const NodeDebugInfo& from, NodeDef* to);
void MergeDebugInfo(const NodeDef& from, NodeDef* to);

// Computes the mapping from input/output argument name to the
// corresponding input/output index range.  For example,
// input "foo" corresponds to input indices
//   [ (*inputs)["foo"].first, (*inputs)["foo"].second ).
// NOTE(mrry): To reduce allocations when the map is used and save
// space, the returned `NameRangeMap` objects borrow the input/output
// argument names from `op_def`. The `op_def` must outlive the
// returned `NameRangeMap` objects.
Status NameRangesForNode(const Node& node, const OpDef& op_def,
                         NameRangeMap* inputs, NameRangeMap* outputs);

// Returns "status" with formatted Node attached as additional text
// in the error message. If 'allow_multiple_formatted_node' is false and there
// is already a formatted Node present in 'status', we simply attach the name
// of the Node instead of the formatted string.
Status AttachDef(const Status& status, const Node& node,
                 bool allow_multiple_formatted_node = false);
}  // namespace tensorflow

#endif  // TENSORFLOW_CORE_GRAPH_GRAPH_NODE_UTIL_H_