automatic/pipelines/model_sdxs.py

60 lines
2.0 KiB
Python

import time
import diffusers
import transformers
from modules import shared, devices, errors, timer, sd_models, model_quant, sd_hijack_vae
from modules.logger import log
from pipelines import generic
def hijack_encode_text(prompt: str | list[str]):
jobid = shared.state.begin('TE Encode')
t0 = time.time()
try:
prompt = shared.sd_model.refine_prompts(prompt)
except Exception as e:
log.error(f'Encode prompt: {e}')
errors.display(e, 'Encode prompt')
try:
res = shared.sd_model.orig_encode_text(prompt)
except Exception as e:
log.error(f'Encode prompt: {e}')
errors.display(e, 'Encode prompt')
res = None
t1 = time.time()
timer.process.add('te', t1-t0)
shared.sd_model = sd_models.apply_balanced_offload(shared.sd_model)
shared.state.end(jobid)
return res
def load_sdxs(checkpoint_info, diffusers_load_config=None):
if diffusers_load_config is None:
diffusers_load_config = {}
repo_id = sd_models.path_to_repo(checkpoint_info)
sd_models.hf_auth_check(checkpoint_info)
load_args, _quant_args = model_quant.get_dit_args(diffusers_load_config, allow_quant=False)
log.debug(f'Load model: type=SDXS repo="{repo_id}" config={diffusers_load_config} offload={shared.opts.diffusers_offload_mode} dtype={devices.dtype} args={load_args}')
text_encoder = generic.load_text_encoder(repo_id, cls_name=transformers.Qwen3_5ForConditionalGeneration, load_config=diffusers_load_config, allow_shared=False)
pipe = diffusers.DiffusionPipeline.from_pretrained(
repo_id,
text_encoder=text_encoder,
cache_dir=shared.opts.diffusers_dir,
trust_remote_code=True,
**load_args,
)
pipe.task_args = {
'generator': None,
'output_type': 'np',
}
pipe.orig_encode_text = pipe.encode_text
pipe.encode_text = hijack_encode_text
sd_hijack_vae.init_hijack(pipe)
del text_encoder
devices.torch_gc(force=True, reason='load')
return pipe