auto save

diy.py

+with open(r'C:/Users/CM/Documents/lesson13-1/sales_list.txt,'r',encoding='utf-8') as file:
+    a=file.readlines()
+
+
+for i in a
+    data=i.split()
+    sum=0
+    for sales in data[1:]:
+        sum=sum+int(sales)
+    result=data[0]+int(sum)
+    prine(result)
+
+
+with open(r'C:/Users/CM/Documents/lesson13-1/sales_list.txt,'r',encoding='utf-8') as file:
+    file.writelines(final_sum)  
+