def METHOD_NAME(
    self,
    data_for_stdev: pd.DataFrame,
    adjusted_lookback=500,
    adjusted_min_periods=20,
    **other_kwargs,
) -> pd.DataFrame:
    stdev_calculations = exponential_std_deviation(
        data_for_stdev,
        ew_lookback=adjusted_lookback,
        min_periods=adjusted_min_periods,
    )
    return stdev_calculations