auto save

diy.py

@@ -6,10 +6,8 @@ for i in a[1:]:
     data=i.split()
     sum=0
     for sales in data[1:]:  
-      with open(r'C:\Users\Kingston\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')as file:
-    a=file.readlines()
-    print(a)  sum=sum++int(sales)
+        sum=sum++int(sales)
     result=data[0]+str(sum)+'\n'
     final_sum.append(result)
-with open(r'C:\Users\Kingston\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')as file:
-    a=writelines(final_sum)
\ No newline at end of file
+with open(r'C:\Users\Kingston\Documents\lesson13-1\sales_list.txt','a',encoding='utf-8')as file:
+    file.writelines(final_sum)
\ No newline at end of file