wordnet_senseid = [['[angry, JJ]'], [u'07516354-n'], [u'13987423-n'], ['[sad, JJ]']]

for i in wordnet_senseid:
    for v in i:
        wna = WNAffect('wordnet-1.6/', 'wn-domains-3.2/')
        emo = wna.get_emotion(v[0], v[1])

        print emo

output:
None
None
None
None

it should be:
anger
none
none
sadness