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Fix LoRA device map (attempt)

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oobabooga 2023-03-23 16:49:41 -03:00 committed by GitHub
parent c5ebcc5f7e
commit 9bf6ecf9e2
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1 changed files with 7 additions and 4 deletions
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11
modules/LoRA.py
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@ -16,12 +16,15 @@ def add_lora_to_model(lora_name):
print(f"Adding the LoRA {lora_name} to the model...")
params = {}
if shared.args.load_in_8bit:
params['device_map'] = {'': 0}
elif not shared.args.cpu:
params['device_map'] = 'auto'
if not shared.args.cpu:
params['dtype'] = shared.model.dtype
if hasattr(shared.model, "hf_device_map"):
params['device_map'] = {"base_model.model."+k: v for k, v in shared.model.hf_device_map.items()}
elif shared.args.load_in_8bit:
params['device_map'] = {'': 0}
shared.model = PeftModel.from_pretrained(shared.model, Path(f"loras/{lora_name}"), **params)
if not shared.args.load_in_8bit and not shared.args.cpu:
shared.model.half()
if not hasattr(shared.model, "hf_device_map"):
shared.model.cuda()