def get_season_banner_path(self, show_obj, season):
        # type: (sickbeard.tv.TVShow, int) -> AnyStr
        """
        Returns the full path to the file for a given season banner.

        show_obj: a TVShow instance for which to generate the path
        season: a season number to be used for the path. Note that season 0
                means specials.
        """

        # Our specials thumbnail is, well, special
        if 0 == season:
            season_banner_filename = 'season-specials'
        else:
            season_banner_filename = 'season' + str(season).zfill(2)

        return ek.ek(os.path.join, show_obj.location, season_banner_filename + '-banner.jpg')