"""fingerprinting module."""
import argparse

from dejavu import Dejavu

import config


def fingerprint(bucket, key):
    """Main function for task."""
    try:
        djv = Dejavu(config.DB_CONFIG)
        return djv.fingerprint_file(bucket, key)
    except Exception as e:
        print(str(e))
        raise e


if __name__ == '__main__':
    # Task entry point.
    parser = argparse.ArgumentParser(prog='fingerprinter')
    parser.add_argument('-b', '--bucket', required=True, help='bucket')
    parser.add_argument('-o', '--object', required=True, help='object')
    args = parser.parse_args()
    print(args.bucket, args.object)
    sid = fingerprint(args.bucket, args.object)
    print(sid)