def update(self, dic=None):
tvdb = TVDBConn()
if dic is None:
dic = tvdb.getepisodebyid(self.id)
self.season = dic["SeasonNumber"]
self.number = dic["EpisodeNumber"]
name = Episode.getField(dic, "EpisodeName", "No Name on TVDB")
self.renameIfNeeded(name)
self.air_date = dic.get("FirstAired")
self.overview = Episode.getField(dic, "Overview", "No overview available.")
self.image = "http://www.thetvdb.com/banners/" + Episode.getField(dic, "filename")
self.save()
