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'
+#file1=open(r'C:\\Users\\PC\\Desktop\\text.txt','w',encoding='utf-8')
+#file1.write('小强：10本\n')
+#file1.write('limoin:15本\n')
+#file1.close
+new_data=""
+with open(r"C:\\Users\\PC\\Desktop\\text.txt","a",encoding="utf-8") as file:
+ # file1.write('小兰：12本')
+    for data in file1:
+        if'小强：10本'in data:
+            data=data.replace()
+new_data+=data
+with open(r"C:\\Users\\PC\\Desktop\\text.txt","a",encoding="utf-8") as file:
+    file1.write(new_data)
+  
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