'Returns true if a cached banner exists for the given Indexer ID'

def has_banner(self, indexer_id):

    banner_path = self.banner_path(indexer_id)
    sickrage.srCore.srLogger.debug(((u'Checking    if    file    ' + str(banner_path)) + u'    exists'))
    return os.path.isfile(banner_path)
