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'
 # 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'
-with open(r'C:\Users\Administrator\Desktop\text.txt','r',encoding = 'utf-8')as file:
-   
+new_date=''
+with open(r'C:\Users\Administrator\Desktop\text.txt','w',encoding = 'utf-8')as file:
     for date in file:
     for date in file:
-        if '小兰：12本'in date:
-            print("ythg")
+        date=date.replace('小兰：12本','小兰：14本')
+        new_date+=date
+    with open(r'C:\Users\Administrator\Desktop\text.txt','w',encoding = 'utf-8')as file:    
+        file.write('new_date')
\ No newline at end of file