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https://github.com/NVIDIA/TensorRT-LLM.git
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deaae40bd7
* Update TensorRT-LLM --------- Co-authored-by: Shixiaowei02 <39303645+Shixiaowei02@users.noreply.github.com>
104 lines
2.9 KiB
C++
104 lines
2.9 KiB
C++
/*
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* SPDX-FileCopyrightText: Copyright (c) 2022-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: Apache-2.0
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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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#pragma once
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#include "pybind11/cast.h"
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#include "pybind11/detail/common.h"
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#include "pybind11/detail/descr.h"
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#include "pybind11/pybind11.h"
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#include "pybind11/pytypes.h"
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#include <filesystem>
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namespace PYBIND11_NAMESPACE
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{
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namespace detail
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{
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template <typename T>
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struct PathCaster
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{
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private:
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static PyObject* unicode_from_fs_native(const std::string& w)
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{
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return PyUnicode_DecodeFSDefaultAndSize(w.c_str(), ssize_t(w.size()));
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}
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static PyObject* unicode_from_fs_native(const std::wstring& w)
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{
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return PyUnicode_FromWideChar(w.c_str(), ssize_t(w.size()));
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}
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public:
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static handle cast(const T& path, return_value_policy, handle)
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{
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if (auto py_str = unicode_from_fs_native(path.native()))
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{
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return module_::import("pathlib").attr("Path")(reinterpret_steal<object>(py_str)).release();
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}
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return nullptr;
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}
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bool load(handle handle, bool)
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{
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PyObject* native = nullptr;
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if constexpr (std::is_same_v<typename T::value_type, char>)
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{
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if (PyUnicode_FSConverter(handle.ptr(), &native) != 0)
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{
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if (auto* c_str = PyBytes_AsString(native))
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{
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// AsString returns a pointer to the internal buffer, which
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// must not be free'd.
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value = c_str;
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}
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}
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}
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else if constexpr (std::is_same_v<typename T::value_type, wchar_t>)
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{
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if (PyUnicode_FSDecoder(handle.ptr(), &native) != 0)
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{
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if (auto* c_str = PyUnicode_AsWideCharString(native, nullptr))
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{
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// AsWideCharString returns a new string that must be free'd.
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value = c_str; // Copies the string.
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PyMem_Free(c_str);
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}
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}
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}
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Py_XDECREF(native);
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if (PyErr_Occurred())
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{
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PyErr_Clear();
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return false;
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}
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return true;
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}
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PYBIND11_TYPE_CASTER(T, const_name("os.PathLike"));
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};
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template <>
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struct type_caster<std::filesystem::path> : public PathCaster<std::filesystem::path>
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{
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};
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} // namespace detail
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} // namespace PYBIND11_NAMESPACE
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