#ifndef CAFFE2_OPERATORS_STOP_GRADIENT_H_
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#define CAFFE2_OPERATORS_STOP_GRADIENT_H_
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#include "caffe2/core/operator.h"
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namespace caffe2 {
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template <class Context>
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class StopGradientOp : public Operator<Context> {
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public:
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USE_SIMPLE_CTOR_DTOR(StopGradientOp)
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USE_OPERATOR_CONTEXT_FUNCTIONS;
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bool RunOnDevice() override {
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const auto& in = Input(0);
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auto* out = Output(0);
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if (out != &in) {
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out->CopyFrom(in, true /*async*/);
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}
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return true;
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}
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};
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} // namespace caffe2
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#endif // CAFFE2_OPERATORS_STOP_GRADIENT_H_
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