Although working from HTML seems to be uncommon and strange for an API-based environment, in this special case it is easy and worth a try.
2014-09-08 9:13 GMT+02:00 Bináris wikiposta@gmail.com:
Please have a look at https://hu.wikipedia.org/wiki/Szerkeszt%C5%91:BinBot/piroskat-userallap.py Unfortunately, not all comments are in English, sorry for that.
def redCategories
shows how an HTML source can be downloaded and processed for red category links. "(megíratlan szócikk)" after the title within brackets means "unwritten article", I don't know the English phrase. "piros" in comments means red and "kék" means blue.