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.close()
+b=a.readlines()
\ No newline at end of file
+for i in range()
+    print(b)
+    
\ No newline at end of file