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pytorch/torch/csrc/Stream.h
Zhenbin Lin cbb1ed2966 [1/N] OpenReg: Replace open_registration_extension.cpp with openreg (#141815)
As described in OpenReg [next-steps](https://github.com/pytorch/pytorch/blob/main/test/cpp_extensions/open_registration_extension/README.md#next-steps), here we replace the current `open_registration_extension.cpp` test in PyTorch CI with openreg.

The current `open_registration_extension.cpp` contains two parts:
1. Implentations to support `PrivateUse1` backend.
2. Helper functions used for UTs in `test_cpp_extensions_open_device_registration.py` and `test_transformers.py`.

For the first part, we'll replace it with openreg. For the second part, we'll migrate them to ut files step by step.

@albanD

Pull Request resolved: https://github.com/pytorch/pytorch/pull/141815
Approved by: https://github.com/albanD
2025-01-14 15:59:00 +00:00

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C

#ifndef THP_STREAM_INC
#define THP_STREAM_INC
#include <c10/core/Stream.h>
#include <c10/macros/Export.h>
#include <torch/csrc/Export.h>
#include <torch/csrc/python_headers.h>
struct THPStream {
PyObject_HEAD
int64_t stream_id;
int64_t device_type;
int64_t device_index;
// Used to switch stream context management, initialized lazily.
PyObject* context;
};
extern TORCH_API PyTypeObject* THPStreamClass;
void THPStream_init(PyObject* module);
inline bool THPStream_Check(PyObject* obj) {
return THPStreamClass && PyObject_IsInstance(obj, (PyObject*)THPStreamClass);
}
TORCH_PYTHON_API PyObject* THPStream_Wrap(const c10::Stream& stream);
#endif // THP_STREAM_INC