save project

diy.py

-with open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',encoding="utf-8") as f:
+with open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',encoding="utf-8") as f:
\ No newline at end of file
+    a=f.readlines()
+    for i in range:
+        print(a,end="/n.")
\ No newline at end of file