auto save

wew.py/fef.py

+new_dat=''
+
+with open(r"C:\Users\Administrator\Desktop\book.txt','r',encoding='utf-8') as file1:
+   for data  in file1:
+       if 'xiaoming:9' in data:
+           data=data.replace('liming:9','liming:5')
+       if'xiaoqiang:4'in data:
+           data=data.replace('xiaoqing:4','xiaoqiang:7') 
+       new_data+=data
+with open(r"C:\Users\Administrator\Desktop\book.txt','w',encoding='utf-8') as file1:
+    fil1.write
\ No newline at end of file