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DiffSynth-Studio/lora/test_merger.py
2025-06-23 17:34:30 +08:00

47 lines
1.7 KiB
Python

from diffsynth import FluxImagePipeline, ModelManager, load_state_dict
from diffsynth.models.lora import FluxLoRAConverter
from diffsynth.pipelines.flux_image import lets_dance_flux
from lora.dataset import LoraDataset
from lora.merger import LoraPatcher
from lora.utils import load_lora
import torch, os
from accelerate import Accelerator, DistributedDataParallelKwargs
from tqdm import tqdm
model_manager = ModelManager(torch_dtype=torch.bfloat16, device="cuda", model_id_list=["FLUX.1-dev"])
pipe = FluxImagePipeline.from_model_manager(model_manager)
pipe.enable_auto_lora()
lora_patcher = LoraPatcher().to(dtype=torch.bfloat16, device="cuda")
lora_patcher.load_state_dict(load_state_dict("models/lora_merger/epoch-3.safetensors"))
dataset = LoraDataset("data/lora/models", "data/lora/lora_dataset_1000.csv", steps_per_epoch=800, loras_per_item=4)
for seed in range(100):
batch = dataset[0]
num_lora = torch.randint(1, len(batch), (1,))[0]
lora_state_dicts = [
FluxLoRAConverter.align_to_diffsynth_format(load_lora(batch[i]["model_file"], device="cuda")) for i in range(num_lora)
]
image = pipe(
prompt=batch[0]["text"],
seed=seed,
)
image.save(f"data/lora/lora_outputs/image_{seed}_nolora.jpg")
for i in range(num_lora):
image = pipe(
prompt=batch[0]["text"],
lora_state_dicts=[lora_state_dicts[i]],
lora_patcher=lora_patcher,
seed=seed,
)
image.save(f"data/lora/lora_outputs/image_{seed}_{i}.jpg")
image = pipe(
prompt=batch[0]["text"],
lora_state_dicts=lora_state_dicts,
lora_patcher=lora_patcher,
seed=seed,
)
image.save(f"data/lora/lora_outputs/image_{seed}_merger.jpg")