1 | /* Copyright 2020 The TensorFlow Authors. All Rights Reserved. |
2 | |
3 | Licensed under the Apache License, Version 2.0 (the "License"); |
4 | you may not use this file except in compliance with the License. |
5 | You may obtain a copy of the License at |
6 | |
7 | http://www.apache.org/licenses/LICENSE-2.0 |
8 | |
9 | Unless required by applicable law or agreed to in writing, software |
10 | distributed under the License is distributed on an "AS IS" BASIS, |
11 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
12 | See the License for the specific language governing permissions and |
13 | limitations under the License. |
14 | ==============================================================================*/ |
15 | |
16 | #include <string> |
17 | |
18 | #include "tensorflow/core/framework/graph.pb.h" |
19 | #include "tensorflow/core/framework/node_def.pb.h" |
20 | #include "tensorflow/tools/graph_transforms/transform_utils.h" |
21 | |
22 | namespace tensorflow { |
23 | namespace graph_transforms { |
24 | |
25 | Status RenameNode(const GraphDef& input_graph_def, |
26 | const TransformFuncContext& context, |
27 | GraphDef* output_graph_def) { |
28 | if (!context.params.count("old_node_name" ) || |
29 | (context.params.at("old_node_name" ).size() != 1) || |
30 | !context.params.count("new_node_name" ) || |
31 | (context.params.at("new_node_name" ).size() != 1)) { |
32 | return errors::InvalidArgument( |
33 | "rename_node expects exactly one 'old_node_name' and one " |
34 | "'new_node_name' argument, e.g. " |
35 | "rename_node(old_attribute_name=super/deep/output, " |
36 | "new_attribute_name=output)" ); |
37 | } |
38 | |
39 | const std::string old_node_name = context.params.at("old_node_name" )[0]; |
40 | const std::string new_node_name = context.params.at("new_node_name" )[0]; |
41 | |
42 | output_graph_def->Clear(); |
43 | for (const NodeDef& input_node : input_graph_def.node()) { |
44 | NodeDef* node = output_graph_def->mutable_node()->Add(); |
45 | *node = input_node; |
46 | if (node->name() == new_node_name) { |
47 | return Status(error::Code::INVALID_ARGUMENT, |
48 | "A node is alreading using " + new_node_name + "as name." ); |
49 | } |
50 | if (node->name() == old_node_name) { |
51 | node->set_name(new_node_name); |
52 | } |
53 | for (std::string& input_name : *node->mutable_input()) { |
54 | std::string prefix; |
55 | std::string input_node_name; |
56 | std::string suffix; |
57 | NodeNamePartsFromInput(input_name, &prefix, &input_node_name, &suffix); |
58 | if (input_node_name == old_node_name) { |
59 | std::string new_input_name = prefix + new_node_name + suffix; |
60 | input_name = new_input_name; |
61 | } |
62 | } |
63 | } |
64 | |
65 | return OkStatus(); |
66 | } |
67 | |
68 | REGISTER_GRAPH_TRANSFORM("rename_node" , RenameNode); |
69 | } // namespace graph_transforms |
70 | } // namespace tensorflow |
71 | |