save project

diy.py

 with open(r'c:\Users\l\Desktop\sales_list.txt',"r",encoding='utf-8') as file:
     a=file.readlines()
+final_sum=[]
 for i in a:
     newdata=i.split()
     #print(newdata[0])
@@ -8,7 +9,10 @@ for i in a:
     for sales in newdata[1:]:
         sum=sum+int(sales)
     ljtyyzs=newdata[0]+str(sum)
-    print(ljtyyzs)
+    final_sum.append(ljtyyzs)
+with open(r'c:\Users\l\Desktop\sales_list.txt',"r",encoding='utf-8') as file:
+    a=file.writelines(ljtyyzs)
+