auto save

diy.py

@@ -4,6 +4,6 @@ e.write('小兰：12本\n')
 e.close()
 e.close()
 
 
 with open(r"C:\Users\Administrator\Desktop\1111.txt","a",encoding="utf-8") as e:
 with open(r"C:\Users\Administrator\Desktop\1111.txt","a",encoding="utf-8") as e:
-    e.write('小强:12本')
-    e.write('李明:15本')
+    e.write('小强:12本\n')
+    e.write('李明:15本\n')