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Fixed the param name when loading a LoRA using a model loaded in 4 or 8 bits (#3036)

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Fernando Tarin Morales 2023-07-07 14:24:07 +09:00 committed by GitHub
parent 1f540fa4f8
commit d7e14e1f78
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1 changed files with 6 additions and 5 deletions
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modules/LoRA.py
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@ -114,11 +114,12 @@ def add_lora_transformers(lora_names):
if len(lora_names) > 0: if len(lora_names) > 0:
params = {} params = {}
if not shared.args.cpu: if not shared.args.cpu:
params['dtype'] = shared.model.dtype if shared.args.load_in_4bit or shared.args.load_in_8bit:
if hasattr(shared.model, "hf_device_map"): params['peft_type'] = shared.model.dtype
params['device_map'] = {"base_model.model." + k: v for k, v in shared.model.hf_device_map.items()} else:
elif shared.args.load_in_8bit: params['dtype'] = shared.model.dtype
params['device_map'] = {'': 0} 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()}
logger.info("Applying the following LoRAs to {}: {}".format(shared.model_name, ', '.join(lora_names))) logger.info("Applying the following LoRAs to {}: {}".format(shared.model_name, ', '.join(lora_names)))
shared.model = PeftModel.from_pretrained(shared.model, Path(f"{shared.args.lora_dir}/{lora_names[0]}"), adapter_name=lora_names[0], **params) shared.model = PeftModel.from_pretrained(shared.model, Path(f"{shared.args.lora_dir}/{lora_names[0]}"), adapter_name=lora_names[0], **params)