#!/usr/bin/env python3

""
This utility reads a knowledge core in msgpack format and outputs its
contents in JSON form to standard output.  This is useful only as a
diagnostic utility.
"""

import msgpack
import sys
import argparse

def run(input_file):

    with open(input_file, 'rb') as f:

        unpacker = msgpack.Unpacker(f, raw=False)

        for unpacked in unpacker:
            print(unpacked)

def main():
    
    parser = argparse.ArgumentParser(
        prog='tg-dump-msgpack',
        description=__doc__,
    )

    parser.add_argument(
        '-i', '--input-file',
        required=True,
        help=f'Input file'
    )

    args = parser.parse_args()

    run(**vars(args))

main()