1 | /* Copyright 2016 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 "tensorflow/core/common_runtime/constant_folding.h" |
17 | #include "tensorflow/core/common_runtime/graph_constructor.h" |
18 | #include "tensorflow/core/graph/node_builder.h" |
19 | #include "tensorflow/core/graph/subgraph.h" |
20 | #include "tensorflow/core/platform/init_main.h" |
21 | #include "tensorflow/core/public/session.h" |
22 | #include "tensorflow/tools/graph_transforms/fold_constants_lib.h" |
23 | #include "tensorflow/tools/graph_transforms/transform_utils.h" |
24 | |
25 | namespace tensorflow { |
26 | namespace graph_transforms { |
27 | |
28 | // Deletes a given attribute from the specified nodes. |
29 | Status RemoveAttribute(const GraphDef& input_graph_def, |
30 | const TransformFuncContext& context, |
31 | GraphDef* output_graph_def) { |
32 | if (!context.params.count("attribute_name" ) || |
33 | (context.params.at("attribute_name" ).size() != 1)) { |
34 | return errors::InvalidArgument( |
35 | "remove_attribute expects exactly one 'attribute_name' " |
36 | "argument, e.g. remove_attribute(op_name=Mul, attribute_name=foo)" ); |
37 | } |
38 | |
39 | string op_name; |
40 | if (context.params.count("op_name" )) { |
41 | if (context.params.at("op_name" ).size() != 1) { |
42 | return errors::InvalidArgument( |
43 | "remove_attribute expects a single op_name argument, but found " , |
44 | context.params.at("op_name" ).size()); |
45 | } |
46 | op_name = context.params.at("op_name" )[0]; |
47 | } else { |
48 | op_name = "*" ; |
49 | } |
50 | |
51 | const string attribute_name = context.params.at("attribute_name" )[0]; |
52 | output_graph_def->Clear(); |
53 | for (const NodeDef& node : input_graph_def.node()) { |
54 | NodeDef* new_node = output_graph_def->mutable_node()->Add(); |
55 | *new_node = node; |
56 | if (((op_name == "*" ) || (op_name == node.op())) && |
57 | (node.attr().count(attribute_name))) { |
58 | new_node->mutable_attr()->erase(attribute_name); |
59 | } |
60 | } |
61 | |
62 | return OkStatus(); |
63 | } |
64 | |
65 | REGISTER_GRAPH_TRANSFORM("remove_attribute" , RemoveAttribute); |
66 | |
67 | } // namespace graph_transforms |
68 | } // namespace tensorflow |
69 | |