auto save

3.py

+t(sales)
+    result=data[0]+str(sum)+'\n' 
+    final_sum.append(result)
 with open(r"c:\Users\18946\Documents\lesson13-1\sales_list.txt","r",encoding="utf-8"):
+    file.writelines(final_sum)with open(r"c:\Users\18946\Documents\lesson13-1\sales_list.txt","r",encoding="utf-8"):
     a= file.readlines()
 for i in a:
     data=i.split()
     sum=0
     for sales in data[1:]:
-        sum=sum+int(sales)
-    result=data[0]+str(sum)+'\n' 
-    final_sum.append(result)
-with open(r"c:\Users\18946\Documents\lesson13-1\sales_list.txt","r",encoding="utf-8"):
-    file.writelines(final_sum)
\ No newline at end of file
+        sum=sum+in
\ No newline at end of file