auto save

diy.py

+with open(r'c:\Users\Administrator\Desktop\sales_list.txt','r',encoding='utf-8') as flie:
+    a=flie.readlines()
+    #print(a)
+y=[]
+for i in a:
+    ii=i.split()
+    #print(ii[1:])
+    sum=0
+    for x in ii[1:]:
+        sum+=int(x)
+    iii=ii[0]+str(sum)+'\n'
+    y.append(iii)
+
+with open(r'c:\Users\Administrator\Desktop\newsales_list.txt','a',encoding='utf-8')as flie:
+    flie.writelines(y)
\ No newline at end of file