auto save

diy.py

 with open(r"c:\Users\A32\Documents\lesson13-1\sales_list.txt","r",encoding="utf-8") as e:
+    u=e.readlines()
+d=[]    
+for i in u:
+    t=0
+    b=i.split()
+    for g in b[1:]:
+        t=t+int(g)
+    e=str(t)+b[0]
+    d.append(e)
     print(e)
+with open(r"c:\Users\A32\Documents\lesson13-1\sales_list.txt","a",encoding="utf-8") as e:    
+    e.writelines(d)

sales_list.txt

@@ -10,4 +10,4 @@
 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
 王胜男 27 15 15 26 13 12 15
-王娇 12 11 12 12 15 35 23 11
\ No newline at end of file
+王娇 12 11 12 12 15 35 23 11348悟空380诺依182小贝201李丽107宋扬245王明164李强222孙小白137苏琪147刘若若226刘阳123王胜男131王娇
\ No newline at end of file