save project

diy.py

 a=open(r"c:\Users\Administrator\Documents\lesson13-1\sales_list.txt","r",encoding="utf-8")
 a=open(r"c:\Users\Administrator\Documents\lesson13-1\sales_list.txt","r",encoding="utf-8")
-a=file.readines()
+c=a.readines()
 
 
 for i in a:
 for i in a:
-    i.split(a)
+    data=i.split(a)
     print(data[1:])
     print(data[1:])
+a.close()
\ No newline at end of file