auto save

diy.py

 with open(r'C:\Users\Administrator\Documents\lesson13-5\sales_list.txt','r',encoding='utf-8') as file:
 with open(r'C:\Users\Administrator\Documents\lesson13-5\sales_list.txt','r',encoding='utf-8') as file:
-    a = file.readline()
-    print(type(a[3:5]))
+    a = file.readlines()
+    #print(type(a[3:5]))
 
 
 for i in a:
 for i in a:
     data = i.split()
     data = i.split()
     sum = 0
     sum = 0
-    print(data[0])
-    print(data[1:])
-    #for sales in data[1:]:
-    #    sum = sum + int(sales)
-    #result = data[0]+str(sum)
-    #print(result)
-
+    for sales in data[1:]:
+        sum = sum+int(sales)
+    result = data[0]+str(sum)
+    print(result)
+    with open(r'C:\Users\Administrator\Documents\hello.txt','a',encoding='utf-8') as file:
+        file.writelines(result+'\n')
\ No newline at end of file
-#with open(r'C:\Users\Administrator\Documents\lesson13-4\sales_list.txt','r',encoding='utf-8') as file:
-#    file.writelines(result)
\ No newline at end of file