o i@sddlmZddlmZddlmZddlmZddlmZddlmZddlmZddlm Z dd l Z e j d rGdd lmZdd lmZn d dZGdddZdZdZd addZd S))_util)get_plan_cache)clear_plan_cache)get_plan_cache_size)set_plan_cache_size)get_plan_cache_max_memsize)set_plan_cache_max_memsize)show_plan_cache_infoNlinux)get_current_callback_manager)set_cufft_callbackscOsdS)N)argskwargsr r L/home/ubuntu/veenaModal/venv/lib/python3.10/site-packages/cupy/fft/config.pyr sr c@seZdZddZdS)r cOstd)Nz)cuFFT callback is only available on Linux) RuntimeError)selfrrr r r__init__szset_cufft_callbacks.__init__N)__name__ __module__ __qualname__rr r r rr s r TFcCs`tdt|trddt|D}n t|tr|}ntdt|dkr*tdt|a dS)aSet the GPUs to be used in multi-GPU FFT. Args: gpus (int or list of int): The number of GPUs or a list of GPUs to be used. For the former case, the first ``gpus`` GPUs will be used. .. warning:: This API is currently experimental and may be changed in the future version. .. seealso:: `Multiple GPU cuFFT Transforms`_ .. _Multiple GPU cuFFT Transforms: https://docs.nvidia.com/cuda/cufft/index.html#multiple-GPU-cufft-transforms zcupy.fft.config.set_cufft_gpuscSsg|]}|qSr r ).0ir r r 4sz"set_cufft_gpus..z%gpus must be an int or a list of int.zMust use at least 2 GPUs.N) r experimental isinstanceintrangelist ValueErrorlentuple_devices)gpusdevsr r rset_cufft_gpuss     r&)cupyrcupy.fft._cacherrrrrrr sys_sysplatform startswithcupy.fft._callbackr r enable_nd_planninguse_multi_gpusr#r&r r r rs$