huggingface / huggingface/diffusers

Flux-dev-fp8 with Hyper-FLUX.1-dev-8steps-lora

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Beschreibung

### Describe the bug

It seems that Hyper-FLUX.1-dev-8steps-lora can not support Flux-dev-fp8, the image seems the same when I load or not load Hyper-FLUX.1-dev-8steps-lora.
These are my code, Can any one use Hyper-FLUX.1-dev-8steps-lora on Flux-dev-fp8
self.transformer = FluxTransformer2DModel.from_single_file(os.path.join(self.model_root, self.config["transformer_path"]), torch_dtype=torch.bfloat16).to(self.device)
quantize(self.transformer, weights=qfloat8)
freeze(self.transformer)

self.text_encoder_2 = T5EncoderModel.from_pretrained(os.path.join(self.model_root, self.config["text_encoder_2_repo"]), torch_dtype=torch.bfloat16).to(self.device)
quantize(self.text_encoder_2, weights=qfloat8)
freeze(self.text_encoder_2)

self.pipe = FluxPipeline.from_pretrained(os.path.join(self.model_root, self.config["flux_repo"]), transformer=None, text_encoder_2=None, torch_dtype=torch.bfloat16).to(self.device)

self.pipe.transformer = self.transformer
self.pipe.text_encoder_2 = self.text_encoder_2

self.pipe.load_lora_weights(load_file(os.path.join(self.model_root, self.config["8steps_lora"]), device=self.device), adapter_name="8steps")
self.pipe.fuse_lora(lora_scale=1.0)

### Reproduction

It seems that Hyper-FLUX.1-dev-8steps-lora can not support Flux-dev-fp8, the image seems the same when I load or not load Hyper-FLUX.1-dev-8steps-lora.
These are my code, Can any one use Hyper-FLUX.1-dev-8steps-lora on Flux-dev-fp8
self.transformer = FluxTransformer2DModel.from_single_file(os.path.join(self.model_root, self.config["transformer_path"]), torch_dtype=torch.bfloat16).to(self.device)
quantize(self.transformer, weights=qfloat8)
freeze(self.transformer)

self.text_encoder_2 = T5EncoderModel.from_pretrained(os.path.join(self.model_root, self.config["text_encoder_2_repo"]), torch_dtype=torch.bfloat16).to(self.device)
quantize(self.text_encoder_2, weights=qfloat8)
freeze(self.text_encoder_2)

self.pipe = FluxPipeline.from_pretrained(os.path.join(self.model_root, self.config["flux_repo"]), transformer=None, text_encoder_2=None, torch_dtype=torch.bfloat16).to(self.device)

self.pipe.transformer = self.transformer
self.pipe.text_encoder_2 = self.text_encoder_2

self.pipe.load_lora_weights(load_file(os.path.join(self.model_root, self.config["8steps_lora"]), device=self.device), adapter_name="8steps")
self.pipe.fuse_lora(lora_scale=1.0)

### Logs

_No response_

### System Info

It seems that Hyper-FLUX.1-dev-8steps-lora can not support Flux-dev-fp8, the image seems the same when I load or not load Hyper-FLUX.1-dev-8steps-lora.
These are my code, Can any one use Hyper-FLUX.1-dev-8steps-lora on Flux-dev-fp8
self.transformer = FluxTransformer2DModel.from_single_file(os.path.join(self.model_root, self.config["transformer_path"]), torch_dtype=torch.bfloat16).to(self.device)
quantize(self.transformer, weights=qfloat8)
freeze(self.transformer)

self.text_encoder_2 = T5EncoderModel.from_pretrained(os.path.join(self.model_root, self.config["text_encoder_2_repo"]), torch_dtype=torch.bfloat16).to(self.device)
quantize(self.text_encoder_2, weights=qfloat8)
freeze(self.text_encoder_2)

self.pipe = FluxPipeline.from_pretrained(os.path.join(self.model_root, self.config["flux_repo"]), transformer=None, text_encoder_2=None, torch_dtype=torch.bfloat16).to(self.device)

self.pipe.transformer = self.transformer
self.pipe.text_encoder_2 = self.text_encoder_2

self.pipe.load_lora_weights(load_file(os.path.join(self.model_root, self.config["8steps_lora"]), device=self.device), adapter_name="8steps")
self.pipe.fuse_lora(lora_scale=1.0)

### Who can help?

It seems that Hyper-FLUX.1-dev-8steps-lora can not support Flux-dev-fp8, the image seems the same when I load or not load Hyper-FLUX.1-dev-8steps-lora.
These are my code, Can any one use Hyper-FLUX.1-dev-8steps-lora on Flux-dev-fp8
self.transformer = FluxTransformer2DModel.from_single_file(os.path.join(self.model_root, self.config["transformer_path"]), torch_dtype=torch.bfloat16).to(self.device)
quantize(self.transformer, weights=qfloat8)
freeze(self.transformer)

self.text_encoder_2 = T5EncoderModel.from_pretrained(os.path.join(self.model_root, self.config["text_encoder_2_repo"]), torch_dtype=torch.bfloat16).to(self.device)
quantize(self.text_encoder_2, weights=qfloat8)
freeze(self.text_encoder_2)

self.pipe = FluxPipeline.from_pretrained(os.path.join(self.model_root, self.config["flux_repo"]), transformer=None, text_encoder_2=None, torch_dtype=torch.bfloat16).to(self.device)

self.pipe.transformer = self.transformer
self.pipe.text_encoder_2 = self.text_encoder_2

self.pipe.load_lora_weights(load_file(os.path.join(self.model_root, self.config["8steps_lora"]), device=self.device), adapter_name="8steps")
self.pipe.fuse_lora(lora_scale=1.0)

Beitragsleitfaden

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Rechercherichtung

Start by reproducing the reported comparison using FluxTransformer2DModel, T5EncoderModel, FluxPipeline, quantize, and fuse_lora with the code shown. Compare outputs with and without Hyper-FLUX.1-dev-8steps-lora on the quantized transformer, then check whether the adapter is loaded and fused as expected. Done means identifying the compatibility issue or documenting the required configuration, with reproducible results.

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Bewertung

Tech-Stack
python, pytorch
Bereich
machine-learning
Issue-Typ
Bug
Schwierigkeit
4/5
Geschätzter Aufwand
3-5 Tage
Aktivitätsstatus
Veraltet
Klarheit
Muss geklärt werden
Anfängerfreundlichkeit
25/100

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