save project

diy.py

 with open(r'C:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8') as file:
     a=file.read()
-    print(a)
-for i  in a:
-    print(i)
\ No newline at end of file
+    print(type(a[3:5]))
\ No newline at end of file