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
 with open(r'C:\Users\stu113\Desktop\test.txt','w',encoding='utf-8') as file:
     for data in file:
-        if 小兰：12本'in data:
+        if '小兰：12本' in data:
             print("yes")
        
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