python基于wordcloud和jieba库的词云展示_wordcloud open(rb)

wordcloud简介

  wordcloud库是python非常优秀的词云展示第三方库。词云以词语为基本单位更加直观和艺术的展示文本。
安装wordcloud

pip install wordcloud
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python打包命令

F:\PycharmProjects\MOOC\day4>pyinstaller -i Rose.ico -F rose.py
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常用方法

w = wordcloud.WordCloud()
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import wordcloud #导入词云库
import jieba #导入第三方分词库
f = open("txt1.txt","rb")#导入本地文本文档
t = f.read()#读取文本内容
f.close()#关闭文件
ls = jieba.lcut(t)#将文本内容返回为列表类型的分词
txt = " ".join(ls)#用空格分割返回的分词
w = wordcloud.WordCloud(font_path="msyh.ttc",width=1000,height=700,background_color="white")
w.generate(txt)#向WordCloud对象w中加载文本txt
w.to_file("first.png")#输出词云
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案例展示2，自定义形状，中国地图形状的词云

import wordcloud
import jieba
from scipy.misc import imread #导入自定义图片库
mask = imread("039.png")#导入自定义词云图片
f = open("txt2.txt","rb")
t = f.read()
f.close()
ls = jieba.lcut(t)
txt = " ".join(ls)
w = wordcloud.WordCloud(font_path="msyh.ttc",width=1000,height=700,background_color="white",mask=mask)
w.generate(txt)
w.to_file("first4.png")#输出词云
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案例展示3，自定义形状，五角星形状的词云

# Author: dry
import wordcloud
import jieba
from scipy.misc import imread
mask = imread("map3.jpg")
f = open("txt1.txt","rb")
t = f.read()
f.close()
ls = jieba.lcut(t)
txt = " ".join(ls)
w = wordcloud.WordCloud(font_path="msyh.ttc",width=1000,height=700,background_color="white",mask=mask)
w.generate(txt)
w.to_file("first5.png")
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