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'
+# with open("C:\\Users\\Administrator\\Desktop\\book.txt","a",encoding="utf-8") as file1:
+# #file1=open("C:\\Users\\Administrator\\Desktop","w",encoding="utf-8")
+# file1.write("小兰:12本\n")
+# #file1=open("C:\\Users\\Administrator\\Desktop\\book.txt","a",encoding="utf-8")
+# file1.write("小丽:11本\n")
+# file1.write("李文:9\n")
+# file1.close()
+file1=open(r"C:\\Users\\Administrator\\Desktop","r",encoding="utf-8")
+data=file1.read()
+for data in file1:
+    print(data)