词云（wordcloud,lagou.txt)

import jieba
import matplotlib.pyplot as plt
from wordcloud import WordCloud
from scipy.misc import imread

with open('lagou.txt',encoding='utf-8') as f:
    tmp_line=f.read()
    jieba_cut=jieba.cut(tmp_line)
    ans=' '.join(jieba_cut)
    my_wordcloud = WordCloud().generate(ans)
    plt.imshow(my_wordcloud)
    plt.axis("off")
    plt.show()