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Add support for loading Safetensors LoRAs

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This commit is contained in:
mrfakename
2025-10-27 08:51:49 -07:00
parent db4cad0723
commit 187cf62036
1 changed files with 4 additions and 2 deletions
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vibevoice/modular/lora_loading.py
+4 -2
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@@ -74,6 +74,7 @@ def _load_diffusion_head(
diff_dir = adapter_root / "diffusion_head" diff_dir = adapter_root / "diffusion_head"
adapter_config = diff_dir / "adapter_config.json" adapter_config = diff_dir / "adapter_config.json"
adapter_model = diff_dir / "adapter_model.bin" adapter_model = diff_dir / "adapter_model.bin"
adapter_model_safetensors = diff_dir / "adapter_model.safetensors"
try: try:
from peft import PeftModel from peft import PeftModel
@@ -82,7 +83,7 @@ def _load_diffusion_head(
"peft is required to load diffusion head adapters but is not installed" "peft is required to load diffusion head adapters but is not installed"
) from exc ) from exc
if adapter_config.exists() and adapter_model.exists(): if adapter_config.exists() and (adapter_model.exists() or adapter_model_safetensors.exists()):
logger.info(f"Loading diffusion head LoRA from {diff_dir}") logger.info(f"Loading diffusion head LoRA from {diff_dir}")
shim = _DiffusionHeadForwardShim(model.model.prediction_head) shim = _DiffusionHeadForwardShim(model.model.prediction_head)
peft_head = PeftModel.from_pretrained(shim, diff_dir) peft_head = PeftModel.from_pretrained(shim, diff_dir)
@@ -113,7 +114,8 @@ def _load_language_model(
) -> None: ) -> None:
config_file = adapter_root / "adapter_config.json" config_file = adapter_root / "adapter_config.json"
bin_file = adapter_root / "adapter_model.bin" bin_file = adapter_root / "adapter_model.bin"
if not (config_file.exists() and bin_file.exists()): safe_tensors_file = adapter_root / "adapter_model.safetensors"
if not (config_file.exists() and (bin_file.exists() or safe_tensors_file.exists())):
return return
try: try: