auto save

diy.py

 with open(r"c:\Users\64378\Documents\lesson13-1\sales_list.txt","r","encoding=utf-8") as feli:
 with open(r"c:\Users\64378\Documents\lesson13-1\sales_list.txt","r","encoding=utf-8") as feli:
-    
+    a=feli.
\ No newline at end of file