save project

diy.py

-with open (r'c:\Users\BBTC\Desktop\sales_list.txt',"r",encoding="utf-8") as file:
-    a=file.readlines()
-file_sum=[]    
+with open (r'c:\Users\BBTC\Desktop\sales_list.txt',"r",encoding="utf-8") as fila:
+    a=fila.readlines()
+fila_sum=[]    
 for i in a:
     data=i.split()
     sum=0
     for sales in data[1:]:
         sum=sum+int(sales)
     result=data[0]+str(sum)+"\n"
-    file_sum(result)
+    fila_sum.append(result)
 with open (r'c:\Users\BBTC\Desktop\sales_list.txt',"r",encoding="utf-8") as file:
-    file.writelines(file_sum)
\ No newline at end of file
+    file.writelines(fila_sum)
\ No newline at end of file