def METHOD_NAME(cls, parameter_set="default"):
    """Return testing parameter settings for the estimator.
    Parameters
    ----------
    parameter_set : str, default="default"
        Name of the set of test parameters to return, for use in tests. If no
        special parameters are defined for a value, will return `"default"` set.
    Returns
    -------
    params : dict or list of dict
    """
    from aeon.forecasting.naive import NaiveForecaster
    groupbys = ["local", "panel", "global"]
    f = NaiveForecaster()
    params = [{"forecaster": f, "groupby": g} for g in groupbys]
    return params