#ifndef CAFFE_OPERATORS_ENFORCE_FINITE_OP_H_
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#define CAFFE_OPERATORS_ENFORCE_FINITE_OP_H_
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#include "caffe2/core/context.h"
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#include "caffe2/core/logging.h"
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#include "caffe2/core/operator.h"
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#include "caffe2/utils/math.h"
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namespace caffe2 {
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template <class Context>
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class EnforceFiniteOp final : public Operator<Context> {
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public:
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USE_OPERATOR_CONTEXT_FUNCTIONS;
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template <class... Args>
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explicit EnforceFiniteOp(Args&&... args)
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: Operator<Context>(std::forward<Args>(args)...) {}
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bool RunOnDevice() override {
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return DispatchHelper<TensorTypes<float, double>>::call(this, Input(0));
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}
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template <typename T>
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bool DoRunWithType();
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private:
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Tensor buffer_{CPU};
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template <typename T>
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void EnforceOnCPU(const Tensor& input) {
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const T* input_data = input.template data<T>();
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auto size = input.numel();
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for (auto i = 0; i < size; i++) {
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CAFFE_ENFORCE(
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std::isfinite(input_data[i]),
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"Index ",
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i,
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" is not finite (e.g., NaN, Inf): ",
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input_data[i]);
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}
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}
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};
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} // namespace caffe2
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#endif // CAFFE_OPERATORS_ENFORCE_FINITE_OP_H_
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