auto save

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'
+new_date = ''
+with open("C:\\Users\\jimmy\\Desktop\\test.txt","r",encoding = 'utf-8') as file:
+    for date in file:
+        if "小强" in date:
+            date = date.replace('小强','小白')
+        new_date += date
+print(new_date)
+with open("C:\\Users\\jimmy\\Desktop\\test.txt","w",encoding = 'utf-8') as file:
+    file.write(new_date)
+        
+
+