torch.cuda.device_count#
- torch.cuda.device_count()[source]#
 Return the number of GPUs available.
Note
This API will NOT poison fork if NVML discovery succeeds. See Poison fork in multiprocessing for more details.
- Return type
 
Return the number of GPUs available.
Note
This API will NOT poison fork if NVML discovery succeeds. See Poison fork in multiprocessing for more details.