udpate

Author: a-r-r-o-w

src/diffusers/models/modeling_utils.py

@@ -719,9 +719,10 @@ def from_pretrained(cls, pretrained_model_name_or_path: Optional[Union[str, os.P
 
         if hf_quantizer is not None:
             is_bnb_quantization_method = hf_quantizer.quantization_config.quant_method.value == "bitsandbytes"
-            if is_bnb_quantization_method and device_map is not None:
+            is_torchao_quantization_method = hf_quantizer.quantization_config.quant_method.value == "torchao"
+            if (is_bnb_quantization_method or is_torchao_quantization_method) and device_map is not None:
                 raise NotImplementedError(
-                    "Currently, `device_map` is automatically inferred for quantized bitsandbytes models. Support for providing `device_map` as an input will be added in the future."
+                    "Currently, `device_map` is automatically inferred for quantized bitsandbytes and torchao models. Support for providing `device_map` as an input will be added in the future."
                 )
 
             hf_quantizer.validate_environment(torch_dtype=torch_dtype, from_flax=from_flax, device_map=device_map)