tjUddlZddlZddlmZddlZddlmZgdZee e d<de defdZ e ej d se ej d r ed e ej d r ed e ej dr ede ej dr ede ej dr ede d ej jd <e d ej jd <e d ej jd <e dej jd<e dej jd<e dej jd<deddfdZdeddfdZGddZdS)N)Callable)Storage)gds_register_buffergds_deregister_bufferGdsFile__all__namereturncfd}|S)Nc*tdd)Nz torch._C.z" is not supported on this platform) RuntimeError)argskwargsr s L/var/www/html/CA-Chatbot/venv/lib/python3.11/site-packages/torch/cuda/gds.pyfnz_dummy_fn..fnsOtOOOPPP)r rs` r _dummy_fnrs(QQQQQ Ir_gds_register_buffer_gds_deregister_bufferz?_gds_deregister_buffer exists but _gds_register_buffer does not_gds_register_handlez=_gds_register_handle exists but _gds_register_buffer does not_gds_deregister_handlez?_gds_deregister_handle exists but _gds_register_buffer does not_gds_load_storagez:_gds_load_storage exists but _gds_register_buffer does not_gds_save_storagez:_gds_save_storage exists but _gds_register_buffer does notscDtj|dS)a:Registers a storage on a CUDA device as a cufile buffer. Example:: >>> # xdoctest: +SKIP("gds filesystem requirements") >>> src = torch.randn(1024, device="cuda") >>> s = src.untyped_storage() >>> gds_register_buffer(s) Args: s (Storage): Buffer to register. N)torch_Crrs rrr5s  H!!!$$$$$rcDtj|dS)awDeregisters a previously registered storage on a CUDA device as a cufile buffer. Example:: >>> # xdoctest: +SKIP("gds filesystem requirements") >>> src = torch.randn(1024, device="cuda") >>> s = src.untyped_storage() >>> gds_register_buffer(s) >>> gds_deregister_buffer(s) Args: s (Storage): Buffer to register. N)rrrrs rrrEs  H##A&&&&&rcfeZdZdZdedefdZddZddZdd Z dd e d eddfd Z dd e d eddfdZ dS)raWrapper around cuFile. cuFile is a file-like interface to the GPUDirect Storage (GDS) API. See the `cufile docs `_ for more details. Args: filename (str): Name of the file to open. flags (int): Flags to pass to ``os.open`` when opening the file. ``os.O_DIRECT`` will be added automatically. Example:: >>> # xdoctest: +SKIP("gds filesystem requirements") >>> src1 = torch.randn(1024, device="cuda") >>> src2 = torch.randn(2, 1024, device="cuda") >>> file = torch.cuda.gds.GdsFile(f, os.O_CREAT | os.O_RDWR) >>> file.save_storage(src1.untyped_storage(), offset=0) >>> file.save_storage(src2.untyped_storage(), offset=src1.nbytes) >>> dest1 = torch.empty(1024, device="cuda") >>> dest2 = torch.empty(2, 1024, device="cuda") >>> file.load_storage(dest1.untyped_storage(), offset=0) >>> file.load_storage(dest2.untyped_storage(), offset=src1.nbytes) >>> torch.equal(src1, dest1) True >>> torch.equal(src2, dest2) True filenameflagsctjdkrtd||_||_t j||t jz|_d|_ | dS)Nwin32z*GdsFile is not supported on this platform.) sysplatformr r"r#osopenO_DIRECTfdhandleregister_handle)selfr"r#s r__init__zGdsFile.__init__vse <7 " "KLL L   '(EBK$788"&  rr Ncn|j|tj|jdS)N)r,deregister_handler(closer+r.s r__del__zGdsFile.__del__s4 ; "  " " $ $ $ rc|jtdtj|j|_dS)zpRegisters file descriptor to cuFile Driver. This is a wrapper around ``cuFileHandleRegister``. Nz4Cannot register a handle that is already registered.)r,AssertionErrorrrrr+r3s rr-zGdsFile.register_handles8 ; " !WXX Xh33DG<< rc|jtdtj|jd|_dS)zvDeregisters file descriptor from cuFile Driver. This is a wrapper around ``cuFileHandleDeregister``. Nz2Cannot deregister a handle that is not registered.)r,r6rrrr3s rr1zGdsFile.deregister_handles> ;  !UVV V '' 444 rrstorageoffsetc~|jtdtj|j||dS)amLoads data from the file into the storage. This is a wrapper around ``cuFileRead``. ``storage.nbytes()`` of data will be loaded from the file at ``offset`` into the storage. Args: storage (Storage): Storage to load data into. offset (int, optional): Offset into the file to start loading from. (Default: 0) Nz4Cannot load data from a file that is not registered.)r,r6rrrr.r8r9s r load_storagezGdsFile.load_storages= ;  !WXX X ""4;@@@@@rc~|jtdtj|j||dS)aUSaves data from the storage into the file. This is a wrapper around ``cuFileWrite``. All bytes of the storage will be written to the file at ``offset``. Args: storage (Storage): Storage to save data from. offset (int, optional): Offset into the file to start saving to. (Default: 0) Nz2Cannot save data to a file that is not registered.)r,r6rrrr;s r save_storagezGdsFile.save_storages= ;  !UVV V ""4;@@@@@r)r N)r) __name__ __module__ __qualname____doc__strintr/r4r-r1rr<r>rrrrrVs>S ==== A AG AS A A A A A A AG AS A A A A A A Arr)r(r&collections.abcrr torch.typesrrlistrC__annotations__rhasattrrr6__dict__rrrrrrrKs $$$$$$ cCHwux/00Lwux122 n M   wux/00 n K   wux122 n M   wux,-- n H   wux,-- n H   1: :P0Q0QEH,-2;)