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https://github.com/lllyasviel/stable-diffusion-webui-forge.git
synced 2026-01-26 19:09:45 +00:00
39 lines
1.3 KiB
Python
39 lines
1.3 KiB
Python
import os
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import importlib
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from diffusers.loaders.single_file_utils import fetch_diffusers_config
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from diffusers import DiffusionPipeline
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from backend.vae import load_vae
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dir_path = os.path.dirname(__file__)
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def load_component(component_name, lib_name, cls_name, repo_path, sd):
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config_path = os.path.join(repo_path, component_name)
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if component_name in ['scheduler', 'tokenizer']:
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cls = getattr(importlib.import_module(lib_name), cls_name)
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return cls.from_pretrained(os.path.join(repo_path, component_name))
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if cls_name in ['AutoencoderKL']:
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return load_vae(sd, config_path)
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return None
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def guess_repo_name_from_state_dict(sd):
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result = fetch_diffusers_config(sd)['pretrained_model_name_or_path']
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return result
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def load_huggingface_components(sd):
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repo_name = guess_repo_name_from_state_dict(sd)
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local_path = os.path.join(dir_path, 'huggingface', repo_name)
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config = DiffusionPipeline.load_config(local_path)
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result = {"repo_path": local_path}
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for component_name, v in config.items():
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if isinstance(v, list) and len(v) == 2:
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lib_name, cls_name = v
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component = load_component(component_name, lib_name, cls_name, local_path, sd)
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if component is not None:
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result[component_name] = component
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return result
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