save project

diy.py

 with open(r'c:\Users\86135\Documents\lesson13-1\sales_list.txt') as file:
 with open(r'c:\Users\86135\Documents\lesson13-1\sales_list.txt') as file:
     a=file.readlines()
     a=file.readlines()
+final_sum=[]
 for i in a:
 for i in a:
     data=i.split()
     data=i.split()
     sum=e
     sum=e
     for i in data
     for i in data
         sum=sum+str(b)
         sum=sum+str(b)
-    result=data[0](sum)
-    print(result)
+    result=data[0](sum)+'\n'
+    final_sum.append
\ No newline at end of file
+while open(r'c:\Users\86135\Documents\lesson13-1\sales_list.txt'.'a',encoding='utf-8')
+    file.writelines(final_)
+    
\ No newline at end of file

sales_list.txt

@@ -10,4 +10,6 @@
 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 11
\ No newline at end of file
+
+