nltk pos tagger

 import nltk

tokenized_sentence = nltk.word_tokenize('I want to something to drink')

tagged_sentence = nltk.pos_tag(tokenized_sentence)

print tagged_sentence

[('I', 'PRP'), ('want', 'VBP'), ('to', 'TO'), ('something', 'NN'), ('to', 'TO'), ('drink', 'VB')]

이렇게 사용하면 간단히 사용 가능~