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58 lines
2 KiB
Python
58 lines
2 KiB
Python
# Original weights can be found here: https://huggingface.co/spaces/carolineec/informativedrawings
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# Code is at https://github.com/carolineec/informative-drawings
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# Copy `model.py` in your `PYTHONPATH`. You can edit it to remove un-necessary code
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# and imports if you want, we only need `Generator`.
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import torch
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from refiners.fluxion.utils import create_state_dict_mapping, convert_state_dict, save_to_safetensors
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from refiners.foundationals.latent_diffusion.preprocessors.informative_drawings import InformativeDrawings
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from model import Generator # type: ignore
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@torch.no_grad()
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def convert(checkpoint: str, device: torch.device | str) -> dict[str, torch.Tensor]:
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src_model = Generator(3, 1, 3) # type: ignore
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src_model.load_state_dict(torch.load(checkpoint, map_location=device)) # type: ignore
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src_model.eval() # type: ignore
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dst_model = InformativeDrawings()
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x = torch.randn(1, 3, 512, 512)
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mapping = create_state_dict_mapping(source_model=src_model, target_model=dst_model, source_args=[x]) # type: ignore
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assert mapping is not None, "Model conversion failed"
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state_dict = convert_state_dict(source_state_dict=src_model.state_dict(), target_state_dict=dst_model.state_dict(), state_dict_mapping=mapping) # type: ignore
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return {k: v.half() for k, v in state_dict.items()}
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def main() -> None:
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import argparse
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parser = argparse.ArgumentParser()
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parser.add_argument(
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"--from",
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type=str,
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dest="source",
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required=False,
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default="model2.pth",
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help="Source model",
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)
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parser.add_argument(
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"--output-file",
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type=str,
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required=False,
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default="informative-drawings.safetensors",
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help="Path for the output file",
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)
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args = parser.parse_args()
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device = "cuda" if torch.cuda.is_available() else "cpu"
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tensors = convert(checkpoint=args.source, device=device)
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save_to_safetensors(path=args.output_file, tensors=tensors)
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if __name__ == "__main__":
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main()
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