STT-tensorflow/tensorflow/python/kernel_tests/ackermann_op.cc
Dero Gharibian 4b628e8a15 Updated the majority of string tensor accessors to use tstring type.
This is a part of a larger migration effort for tensorflow::tstring.
See: https://github.com/tensorflow/community/pull/91
PiperOrigin-RevId: 262172788
2019-08-07 11:46:35 -07:00

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1.5 KiB
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/* Copyright 2015 The TensorFlow Authors. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
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,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
==============================================================================*/
// An example Op.
#include "tensorflow/core/framework/op.h"
#include "tensorflow/core/framework/op_kernel.h"
namespace tensorflow {
REGISTER_OP("Ackermann")
.Output("ackermann: string")
.Doc(R"doc(
Output a fact about the ackermann function.
)doc");
class AckermannOp : public OpKernel {
public:
explicit AckermannOp(OpKernelConstruction* context) : OpKernel(context) {}
void Compute(OpKernelContext* context) override {
// Output a scalar string.
Tensor* output_tensor = nullptr;
OP_REQUIRES_OK(context,
context->allocate_output(0, TensorShape(), &output_tensor));
auto output = output_tensor->scalar<tstring>();
output() = "A(m, 0) == A(m-1, 1)";
}
};
REGISTER_KERNEL_BUILDER(Name("Ackermann").Device(DEVICE_CPU), AckermannOp);
} // namespace tensorflow