1>>> subs = {
2... "Houston": "HOU",
3... "L.A. Clippers": "LAC",
4...
5... }
6>>> rev_subs = { v:k for k,v in subs.iteritems()}
7>>> [rev_subs.get(item,item) for item in my_lst]
8['L.A. Clippers', 'Houston', '03/03 06:11 PM', '2.13', '1.80', '03/03 03:42 PM']