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2026-07-13 12:40:42 +08:00

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// Copyright (c) 2023 PaddlePaddle 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.
#include <iostream>
#include <vector>
#include "custom_power.h" // NOLINT
#include "paddle/extension.h"
paddle::Tensor custom_sub(paddle::Tensor x, paddle::Tensor y);
paddle::Tensor relu_cuda_forward(const paddle::Tensor& x);
paddle::Tensor custom_add(const paddle::Tensor& x, const paddle::Tensor& y) {
return x.exp() + y.exp();
}
paddle::Tensor custom_optional_add(const paddle::Tensor& x,
const paddle::optional<paddle::Tensor>& y) {
if (y) {
return x.exp() + *y;
}
return x.exp();
}
std::vector<paddle::Tensor> custom_tensor(
const std::vector<paddle::Tensor>& inputs) {
std::vector<paddle::Tensor> out;
out.reserve(inputs.size());
for (const auto& input : inputs) {
out.push_back(input + 1.0);
}
return out;
}
paddle::Tensor nullable_tensor(bool return_none = false) {
paddle::Tensor t;
if (!return_none) {
t = paddle::ones({2, 2});
}
return t;
}
paddle::optional<paddle::Tensor> optional_tensor(bool return_option = false) {
paddle::optional<paddle::Tensor> t;
if (!return_option) {
t = paddle::ones({2, 2});
}
return t;
}
PYBIND11_MODULE(PADDLE_EXTENSION_NAME, m) {
m.def("custom_add", &custom_add, "exp(x) + exp(y)");
m.def("custom_optional_add", &custom_optional_add, "exp(x) + optional(y)");
m.def("custom_sub", &custom_sub, "exp(x) - exp(y)");
m.def("custom_tensor", &custom_tensor, "x + 1");
m.def("nullable_tensor", &nullable_tensor, "returned Tensor might be None");
m.def(
"optional_tensor", &optional_tensor, "returned Tensor might be optional");
m.def("relu_cuda_forward", &relu_cuda_forward, "relu(x)");
py::class_<Power>(m, "Power")
.def(py::init<int, int>())
.def(py::init<paddle::Tensor>())
.def("forward", &Power::forward)
.def("get", &Power::get);
}