auto save

diy.py

@@ -2,4 +2,4 @@
 with open(r"c:\Users\Administrator\Documents\lesson13-1\sales_list.txt","r",encoding="utf-8")as file:
 with open(r"c:\Users\Administrator\Documents\lesson13-1\sales_list.txt","r",encoding="utf-8")as file:
     a=file.readlines()
     a=file.readlines()
     for i in a:
     for i in a:
-        print(i)
+