auto save

diy.py

 with open(r"c:\Users\Administrator.USER-20190821UB\Documents\lesson13-1\sales_list.txt",'r',encoding='UTF-8') as file:
 with open(r"c:\Users\Administrator.USER-20190821UB\Documents\lesson13-1\sales_list.txt",'r',encoding='UTF-8') as file:
     a=file.readlines()
     a=file.readlines()
 for i in a:
 for i in a:
-    print(i)
+    data=i.split()
\ No newline at end of file
+    sum=0
+    for j in data[1:]:
+        sum=sum+int(j)
+    with open(r"c:\Users\Administrator.USER-20190821UB\Documents\lesson13-1\new_list.txt",'a',encoding='UTF-8') as file:
+            file.write(data[0]+str(sum)+"\n")
\ No newline at end of file

new_list.txt

+悟空348
+诺依380
+小贝182
+李丽201
+宋扬107
+王明245
+李强164
+孙小白222
+苏琪137
+刘若若147
+刘阳226
+王胜男123
+王娇1134838018220110724516422213714722612313134838018220110724516422213714722612311348380182201107245164222137147226123371

sales_list.txt

@@ -10,4 +10,4 @@
 刘若若 11 11 13 11 20 15 13 29 24 
 刘若若 11 11 13 11 20 15 13 29 24 
 刘阳 11 15 22 11 23 26 22 15 17 52 12
 刘阳 11 15 22 11 23 26 22 15 17 52 12
 王胜男 27 15 15 26 13 12 15
 王胜男 27 15 15 26 13 12 15
-王娇 12 11 12 12 15 35 23 11
+王娇 12 11 12 12 15 35 23 1134838018220110724516422213714722612313134838018220110724516422213714722612311348380182201107245164222137147226123251
\ No newline at end of file