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Add CPU device-id support #150

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Add CPU device-id support #150

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8 changes: 5 additions & 3 deletions src/insanely_fast_whisper/cli.py
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,7 @@
required=False,
default="0",
type=str,
help='Device ID for your GPU. Just pass the device number when using CUDA, or "mps" for Macs with Apple Silicon. (default: "0")',
help='Device ID for your GPU. Just pass the device number when using CUDA, or "mps" for Macs with Apple Silicon or "cpu". (default: "0")',
)
parser.add_argument(
"--transcript-path",
Expand Down Expand Up @@ -91,11 +91,13 @@
def main():
args = parser.parse_args()

dtype = torch.float32 if args.device_id == "cpu" else torch.float16
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Added this because otherwise fails on i5 CPU:

RuntimeError: Input type (torch.FloatTensor) and weight type (torch.HalfTensor) should be the same or input should be a MKLDNN tensor and weight is a dense tensor


pipe = pipeline(
"automatic-speech-recognition",
model=args.model_name,
torch_dtype=torch.float16,
device="mps" if args.device_id == "mps" else f"cuda:{args.device_id}",
torch_dtype=dtype,
device=f"cuda:{args.device_id}" if args.device_id.isnumeric() else args.device_id,
model_kwargs={"attn_implementation": "flash_attention_2"} if args.flash else {"attn_implementation": "sdpa"},
)

Expand Down