o h @sdZddlmZddlmZmZmZddlZddlm Z ddlm Z gd Z ee e edfZd efd d Zd efd dZdded dfddZGdddZeZeadded efddZGdddeZded efddZd efddZdS)zj This package implements abstractions found in ``torch.cuda`` to facilitate writing device-agnostic code. )AbstractContextManager)AnyOptionalUnionNdevice)amp) is_available synchronizecurrent_streamstream device_countStream StreamContextreturncCs tjjS)z/Returns a bool indicating if CPU supports VNNI.)torch_C_cpu_is_cpu_support_vnnirrH/var/www/html/ai/venv/lib/python3.10/site-packages/torch/cpu/__init__.pyrs rcCdS)zReturns a bool indicating if CPU is currently available. N.B. This function only exists to facilitate device-agnostic code Trrrrrr sr rcCr)zWaits for all kernels in all streams on the CPU device to complete. Args: device (torch.device or int, optional): ignored, there's only one CPU device. N.B. This function only exists to facilitate device-agnostic code. Nrrrrrr (sr c@seZdZdZdS)rzH N.B. This class only exists to facilitate device-agnostic code N)__name__ __module__ __qualname____doc__rrrrr3srcCstS)zReturns the currently selected :class:`Stream` for a given device. Args: device (torch.device or int, optional): Ignored. N.B. This function only exists to facilitate device-agnostic code )_current_streamrrrrr ?s r c@sDeZdZUdZeeed<ddZddZde de d e fd d Z d S) rzvContext-manager that selects a given stream. N.B. This class only exists to facilitate device-agnostic code cur_streamcCs||_t|_dSN)r_default_cpu_stream prev_stream)selfrrrr__init__Ss zStreamContext.__init__cCs |j}|dur dSt|_|adSr )rrr")r#rrrr __enter__Ws zStreamContext.__enter__typevalue tracebackcCs|j}|dur dS|jadSr )rr"r)r#r&r'r(rrrr__exit__`s zStreamContext.__exit__N) rrrrrr__annotations__r$r%rr)rrrrrKs   rrcCst|S)zWrapper around the Context-manager StreamContext that selects a given stream. N.B. This function only exists to facilitate device-agnostic code )r)rrrrriscCr)zReturns number of CPU devices (not cores). Always 1. N.B. This function only exists to facilitate device-agnostic code r rrrrrrrsrr )r contextlibrtypingrrrrr_devicer __all__strint _device_tboolrr r rr!rr rrrrrrrs$