def success(message, **kwargs):
    kwargs["fg"] = kwargs.get("fg", "green")
    click.secho(message, **kwargs)
def test_impl(n):
            S1 = pd.Series(np.ones(n))
            S2 = pd.Series(np.random.ranf(n))
            df = pd.DataFrame({'A': S1, 'B': S2})
            return df.A.sum()