# Quantizes rwkv.cpp model file from FP32 or FP16 to Q4_0, Q4_1, Q4_1_O, Q4_2, Q4_3.
# Usage: python quantize.py bin\Release\rwkv.dll C:\rwkv.cpp-169M-float32.bin C:\rwkv.cpp-169M-q4_1_o.bin 4

import argparse
import rwkv_cpp_shared_library

def parse_args():
    parser = argparse.ArgumentParser(description='Quantize rwkv.cpp model file from FP32 or FP16 to Q4_0 or Q4_1')
    parser.add_argument('src_path', help='Path to FP32/FP16 checkpoint file')
    parser.add_argument('dest_path', help='Path to resulting checkpoint file, will be overwritten')
    parser.add_argument('data_type', help='Data type, '
                                          '2 (GGML_TYPE_Q4_0), '
                                          '3 (GGML_TYPE_Q4_1), '
                                          '4 (GGML_TYPE_Q4_1_O), '
                                          '5 (Q4_2), '
                                          '6 (Q4_3)', type=int, choices=[2, 3, 4, 5, 6], default=4)
    return parser.parse_args()

def main() -> None:
    args = parse_args()

    library = rwkv_cpp_shared_library.load_rwkv_shared_library()

    library.rwkv_quantize_model_file(
        args.src_path,
        args.dest_path,
        args.data_type
    )

    print('Done')

if __name__ == "__main__":
    main()