'Attempts to find the myepisodes id in the database
Return: myepisode id or None'

def _retrieve_id_from_database(self, entry):

    lc_series_name = entry[u'series_name'].lower()
    info = self.db_session.query(MyEpisodesInfo).filter((MyEpisodesInfo.series_name == lc_series_name)).first()
    if info:
        return info.myepisodes_id
