save project

diy.py

+with open("sales_list.txt","r",encoding="utf-8") as file:
+    f = file.readines()
+    for i in f:
+        data = i.split(" ")
+        sum = 0
+        for num in data[1:]
+            if num not in{'\n', '', ' '}
+                sum += int(num)
+        final_list.append(data[0] + str(num))
+    file.close() 
+
+with open("sum_list.txt","w", encoding="utf-8") as file2:
+    file2.writelines(final_list)
+    file.close()