mlx-examples/mistral/convert.py
Pedro Cuenca 730c50d00a
Use config.json, add model_type (#157)
* Use config.json, add model_type

* Update convert to generate config.json
2023-12-20 08:39:37 -08:00

33 lines
957 B
Python

# Copyright © 2023 Apple Inc.
import argparse
import json
import numpy as np
from pathlib import Path
import torch
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="Convert Mistral weights to MLX.")
parser.add_argument(
"--model_path",
type=str,
default="mistral-7B-v0.1/",
help="The path to the Mistral model. The MLX weights will also be saved there.",
)
args = parser.parse_args()
model_path = Path(args.model_path)
state = torch.load(str(model_path / "consolidated.00.pth"))
np.savez(
str(model_path / "weights.npz"),
**{k: v.to(torch.float16).numpy() for k, v in state.items()}
)
# Save config.json with model_type
with open(model_path / "params.json", "r") as f:
config = json.loads(f.read())
config["model_type"] = "mistral"
with open(model_path / "config.json", "w") as f:
json.dump(config, f, indent=4)