save project

diy.py

 # 写入同学们的捐赠明细：'小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'
-
+file1= open(r'c:\Users\CM\desktop\book.txt','w',encoding='utf-8')
     for data in file1:
         if '小强:10本' in data:
             'print('小强数据在文件中')
         if '小兰:12本'in data:
-            print('小兰数据在文件中')
\ No newline at end of file
+            print('小兰数据在文件中')
+file1= open(r'c:\Users\CM\desktop\book.txt','w',encoding='utf-8') as file1:
+    file1.write(new_data)
+                
\ No newline at end of file