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'
+#file 1=open(r"C:\Users\玛酷机器人编程中心\Desktop\book.txt",encoding"utf-8")
+#file1.write("小兰：12")
+#file1.close
+with open(r"C:\Users\玛酷机器人编程中心\Desktop\text.txt","a",encoding="utf-8")as file:
+    file.write("小强:12本")
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