def METHOD_NAME(self):
    """ See :meth:`pints.toy.ToyLogPDF.suggested_bounds()`. """
    # make rectangular bounds in each dimension 3X width of range
    a_max = np.max(self._modes)
    a_min = np.min(self._modes)
    a_range = a_max - a_min
    lower = a_min - a_range
    upper = a_max + a_range
    bounds = np.tile([lower, upper], (self._n_parameters, 1))
    return np.transpose(bounds).tolist()