save project

diy.py

 with open(r'c:\Users\Administrator\Documents\lesson13-1\diy.py','r',encoding="utf-8") as file:
 with open(r'c:\Users\Administrator\Documents\lesson13-1\diy.py','r',encoding="utf-8") as file:
     a=file.readlines()
     a=file.readlines()
+file_sum=[]    
 for i in a:
 for i in a:
     data=isplit()
     data=isplit()
     sum=0
     sum=0
     for sales in data[1:]：
     for sales in data[1:]：
         sum=sum+int(sales)
         sum=sum+int(sales)
-    result=data[0]+str(sum)
-    
-    print(data[i:])
-
+    result=data[0]+str(sum)+'\n'
+    file_sum.append(result)
+with open(r'c:\Users\Administrator\Documents\lesson13-1\diy.py','a',encoding='utf-8') as file:
+    file.writelines(final_sum)