auto save

my_cloud.py

 import wordcloud
 
+with open('python二级考试大纲.txt', encoding='utf-8') as f:
+    text = f.read()
 w = wordcloud.WordCloud(background_color="white",
                         font_path='SimHei.ttf')
-w.generate("你好")
-w.to_file("mycloud.png")
\ No newline at end of file
+w.generate(text)                        
+w.to_file("mycloud.png")