forked from huawei/mindspore2022
86 lines
3.0 KiB
C++
86 lines
3.0 KiB
C++
/**
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* Copyright 2019-2022 Huawei Technologies Co., Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef MINDSPORE_CCSRC_INCLUDE_COMMON_UTILS_PYTHON_ADAPTER_H_
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#define MINDSPORE_CCSRC_INCLUDE_COMMON_UTILS_PYTHON_ADAPTER_H_
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#include <map>
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#include <memory>
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#include <string>
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#include "pybind11/embed.h"
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#include "pybind11/pybind11.h"
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#include "pybind11/stl.h"
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#include "pybind11/numpy.h"
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#include "utils/log_adapter.h"
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#include "ir/tensor.h"
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#include "base/base_ref.h"
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#include "include/common/visible.h"
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namespace py = pybind11;
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namespace mindspore {
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// A utility to call python interface
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namespace python_adapter {
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COMMON_EXPORT py::module GetPyModule(const std::string &module);
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COMMON_EXPORT py::object GetPyObjAttr(const py::object &obj, const std::string &attr);
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template <class... T>
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py::object CallPyObjMethod(const py::object &obj, const std::string &method, T... args) {
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if (!method.empty() && !py::isinstance<py::none>(obj)) {
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return obj.attr(method.c_str())(args...);
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}
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return py::none();
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}
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// call python function of module
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template <class... T>
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py::object CallPyModFn(const py::module &mod, const std::string &function, T... args) {
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if (!function.empty() && !py::isinstance<py::none>(mod)) {
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return mod.attr(function.c_str())(args...);
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}
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return py::none();
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}
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// turn off the signature when ut use parser to construct a graph.
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COMMON_EXPORT void set_use_signature_in_resolve(bool use_signature) noexcept;
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COMMON_EXPORT bool UseSignatureInResolve();
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COMMON_EXPORT std::shared_ptr<py::scoped_interpreter> set_python_scoped();
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COMMON_EXPORT void ResetPythonScope();
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COMMON_EXPORT bool IsPythonEnv();
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COMMON_EXPORT void SetPythonPath(const std::string &path);
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COMMON_EXPORT void set_python_env_flag(bool python_env) noexcept;
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COMMON_EXPORT py::object GetPyFn(const std::string &module, const std::string &name);
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// Call the python function
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template <class... T>
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py::object CallPyFn(const std::string &module, const std::string &name, T... args) {
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(void)set_python_scoped();
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if (!module.empty() && !name.empty()) {
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py::module mod = py::module::import(module.c_str());
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py::object fn = mod.attr(name.c_str())(args...);
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return fn;
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}
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return py::none();
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}
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class COMMON_EXPORT PyAdapterCallback {
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HANDLER_DEFINE(ValuePtr, PyDataToValue, py::object);
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HANDLER_DEFINE(BaseRef, RunPrimitivePyHookFunction, PrimitivePtr, VectorRef);
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HANDLER_DEFINE(py::array, TensorToNumpy, tensor::Tensor);
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};
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} // namespace python_adapter
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} // namespace mindspore
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#endif // MINDSPORE_CCSRC_INCLUDE_COMMON_UTILS_PYTHON_ADAPTER_H_
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