使用wordcloud模块，生成云图，测试文本为：
Betty Botter bought some butter but she said the butter’s bitter. If I put it in my batter it will make my batter bitter. So, she bought some better butter, better than the bitter butter and she put it in her batter and her
有的时候我们把数据整理收集整理到excel中，那么要把excel中的某列文本数据制作词云图怎么做呢？
从最简单的说起。
最简单的词云图就是这种，英文的，不读取文件，不指定背景形状图片，不指定字体。
#复制文本用字符串表示
mytext = With his wife's encouragement, Minister Hacker decides he should focus on accomplishing 1 or 2 significant achievements while in o
