def METHOD_NAME(self):
    """Get the scale parameter.
    ::
        mean_fire_recurrence = (scale_parameter * (
                                special.gamma(1 + (1 / shape))))
    sets the scale parameter.
    """
    shape_in_gamma_func = float(1 + (1 / self._shape_parameter))
    gamma_func = special.gamma(shape_in_gamma_func)
    self._scale_parameter = self._mean_fire_recurrence / gamma_func