save project

diy.py

  with open(r ' c:\Users\Administrator\Documents\lesson13-1\sales_list.txt',encoding='utf-8')as file:
  with open(r ' c:\Users\Administrator\Documents\lesson13-1\sales_list.txt',encoding='utf-8')as file:
     a=file.readlines()    
     a=file.readlines()    
-    # print(a)
+    
 
 
 for i in a:
 for i in a:
     data=i.split()
     data=i.split()