Delete combine.py
Browse files- combine.py +0 -42
combine.py
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import torch
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import os
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from safetensors.torch import save_file, load_file
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def load_shards(shard_dir, extension='.bin'):
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"""Load all model shard files from a directory, either .bin or .safetensors."""
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state_dict = {}
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for filename in os.listdir(shard_dir):
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if filename.endswith(extension):
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filepath = os.path.join(shard_dir, filename)
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print(f"Loading shard {filepath}...")
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if extension == '.bin':
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shard_dict = torch.load(filepath, map_location='cpu')
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elif extension == '.safetensors':
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shard_dict = load_file(filepath)
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state_dict.update(shard_dict)
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return state_dict
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def convert_shards_to_safetensors(shard_dir, output_safetensors_path):
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"""Convert multiple PyTorch .bin or Safetensors .safetensors shard files to a single Safetensors .safetensors file."""
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# Load .bin + .safetensors shards
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state_dict = load_shards(shard_dir, extension='.bin')
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state_dict.update(load_shards(shard_dir, extension='.safetensors'))
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# Clone tensors only — do NOT convert dtype
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for key in state_dict.keys():
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# Ensure no shared storage issues; dtype is kept as-is
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state_dict[key] = state_dict[key].clone()
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# Save combined shards
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print(f"Saving combined model to {output_safetensors_path}...")
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save_file(state_dict, output_safetensors_path)
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print("Conversion successful! (Dtypes preserved)")
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if __name__ == "__main__":
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current_directory = os.path.dirname(os.path.abspath(__file__))
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shard_directory = current_directory
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output_safetensors_file = os.path.join(current_directory, "combined_model.safetensors")
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convert_shards_to_safetensors(shard_directory, output_safetensors_file)
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