for rolling_fct in [pandas.rolling_apply,
                    pandas.rolling_count,
                    pandas.rolling_cov,
                    pandas.rolling_kurt,
                    pandas.rolling_max,
                    pandas.rolling_mean,
                    pandas.rolling_median,
                    pandas.rolling_min,
                    pandas.rolling_quantile,
                    pandas.rolling_skew,
                    pandas.rolling_std,
                    pandas.rolling_sum,
                    pandas.rolling_var,
                    pandas.rolling_window]:
    setattr(pandas.DataFrame, rolling_fct.__name__, rolling_fct)