TV_CHANNELS for terrestrial broadcast, Ireland
Hopefully you should just be able to copy this into local_conf.py and you'll be up and running. Don't forget to configure XMLTV as well.
TV_CHANNELS = [('rte-1.rte.ie', 'RTE1', 'A10'),
('C1870.radiotimes.com', 'NET2', 'A7'),
('tv3.ie', 'TV3', 'A9'),
('tg4.ie', 'TG4', 'A15')
]