pytorch/torch/csrc/jit/python/module_python.h
PyTorch MergeBot 846bb30e13 Revert "[1/N] Change #include <c10/util/Optional.h> to #include <optional> (#128301)"
This reverts commit bd72e28314.

Reverted https://github.com/pytorch/pytorch/pull/128301 on behalf of https://github.com/huydhn due to Sorry for reverting your change but it fails XLA build bd72e28314. Please rebase your PR before relanding because I think the failure is hidden by an unrelated broken trunk XLA failure from your current base commit ([comment](https://github.com/pytorch/pytorch/pull/128301#issuecomment-2169035822))
2024-06-15 01:58:20 +00:00

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#pragma once
#include <pybind11/pybind11.h>
#include <pybind11/stl.h>
#include <torch/csrc/jit/api/module.h>
#include <torch/csrc/utils/pybind.h>
namespace py = pybind11;
namespace torch::jit {
inline std::optional<Module> as_module(py::handle obj) {
static py::handle ScriptModule =
py::module::import("torch.jit").attr("ScriptModule");
if (py::isinstance(obj, ScriptModule)) {
return py::cast<Module>(obj.attr("_c"));
}
return c10::nullopt;
}
inline std::optional<Object> as_object(py::handle obj) {
static py::handle ScriptObject =
py::module::import("torch").attr("ScriptObject");
if (py::isinstance(obj, ScriptObject)) {
return py::cast<Object>(obj);
}
static py::handle RecursiveScriptClass =
py::module::import("torch.jit").attr("RecursiveScriptClass");
if (py::isinstance(obj, RecursiveScriptClass)) {
return py::cast<Object>(obj.attr("_c"));
}
return c10::nullopt;
}
} // namespace torch::jit