def error(message, level="error", exit_code=1, **kwargs):
    kwargs["fg"] = kwargs.get("fg", "red")
    click.secho(u"error: {}".format(message), **kwargs)
    sys.exit(exit_code)
def test_impl():
            df = pq.read_table('example.parquet').to_pandas()
            return (df.four.unique() == 3.0).sum()