save project

diy.py

 with open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt', 'r', encoding="utf-8") as file:
 with open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt', 'r', encoding="utf-8") as file:
     a=file.readlines()
     a=file.readlines()
+
+test_list=[]
 for i in a:
 for i in a:
     data=i.split()
     data=i.split()
     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)+'\n'
     result=data[0]+str(sum)+'\n'
-    final_sum.append(result)    
+    test_list.append(result)    
     print(result)
     print(result)
-with open(r'C:\Users\Administrator\Desktop\test1.txt','a',encoding='utf-8') as file2:
-    file2.writelines(final_sum)
+with open(r'C:\Users\Administrator\Desktop\test1.txt','w',encoding='utf-8') as file2:
+    file2.writelines(test_list)