auto save

diy.py

@@ -3,5 +3,9 @@ with open(r'C:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',enco
     print(a)
 for i in a:
     data = i.split()
-    print(data[0])
-    print(data[1:])
\ No newline at end of file
+    sum = 0
+    for sales in data[1:]:
+        sum += int(sales)
+    result = data[0] + str(sum)
+    print(result)
+    
\ No newline at end of file

gvjh.py/jgvg.py

+final_sum = []
+for i in a:
+    data = i.split()
+    sum = 0
+    for sales in data[1:]:
+        sum +=int(sales)
+    result = data[0] + str(sum) + '\n'
+    final_sum.append(result)
+
+with open(r'C:\Users\Administrator\Documents\lesson13-3\sales_list.txt','w',encoding=utf-8)
+    file.writelines(final_sum)
\ No newline at end of file