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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def _bse_cli_create_bundle(args):
    '''Handles the create-bundle subcommand'''
    bundle.create_bundle(args.bundle_file, args.fmt, args.reffmt, args.archive_type, args.data_dir)
    return "Created " + args.bundle_file