1/* Copyright 2022 The TensorFlow Authors. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15
16#ifndef TENSORFLOW_CC_GRADIENTS_GRAD_HELPER_H_
17#define TENSORFLOW_CC_GRADIENTS_GRAD_HELPER_H_
18
19#include "tensorflow/cc/framework/ops.h"
20#include "tensorflow/cc/framework/scope.h"
21
22namespace tensorflow {
23
24// Helper function for reduction ops.
25//
26// input_shape: 1-D Tensor, the shape of the Tensor being reduced.
27// axes: 1-D Tensor, the reduction axes.
28// Note that the reduction indices are in the range
29// -rank(input_shape), rank(input_shape)
30// returns a 1-D Tensor, the output shape as if keep_dims were set to True.
31Output ReducedShapeHelper(const Scope& scope, const Output& input_shape,
32 const Output& reduction_axes);
33
34} // namespace tensorflow
35
36#endif // TENSORFLOW_CC_GRADIENTS_GRAD_HELPER_H_
37