def get_options(db, prefix=None):
    """
    for coretable in CORETABLES:
        table_group.add_argument('--' + coretable.name,
                            default=None,
							metavar='owner.tablename',
							dest=coretable.name)
    """
    options = {'url': 'sqlite:///' + db, 'prefix': prefix}
    return options
