mirror of
https://github.com/huggingface/lerobot.git
synced 2026-05-15 16:49:55 +00:00
Jade Choghari
29 lines
1017 B
Python
29 lines
1017 B
Python
#!/usr/bin/env python3
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import safetensors.torch as st
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import torch
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import argparse
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import os
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def prefix_state_dict(input_path, output_path, prefix="model."):
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# Load original checkpoint
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state_dict = st.load_file(input_path)
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print(f"Loaded {len(state_dict)} tensors from {input_path}")
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# Add prefix to every key
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new_state_dict = {f"{prefix}{k}": v for k, v in state_dict.items()}
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print(f"Writing prefixed checkpoint with {len(new_state_dict)} keys...")
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st.save_file(new_state_dict, output_path)
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print(f"Saved to {output_path}")
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if __name__ == "__main__":
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parser = argparse.ArgumentParser()
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parser.add_argument("--input", type=str, required=True, help="Path to model.safetensors")
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parser.add_argument("--output", type=str, required=True, help="Output prefixed model.safetensors")
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parser.add_argument("--prefix", type=str, default="model.", help="Prefix to add to each key")
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args = parser.parse_args()
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prefix_state_dict(args.input, args.output, args.prefix)
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