擅长:python、mysql、java
<p>对于希望将图书示例更改为NLTK 3.0的用户:</p>
<pre><code>import nltk
from nltk.corpus import brown
suffix_fdist = nltk.FreqDist()
for word in brown.words():
word = word.lower()
suffix_fdist[word[-1:]] +=1
suffix_fdist[word[-2:]] +=1
suffix_fdist[word[-3:]] +=1
common_suffixes = []
for suffix in suffix_fdist.most_common(100):
common_suffixes.append(str(suffix.__getitem__(0)))
print common_suffixes
</code></pre>