auto save

diy.py

-class hero:
-    def __init__(self):
-        self.level=1
-        self.hp=300
-        self.attack=2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+with open(r'C:\Users\A18\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')
+as file:
+    a=file.readlines() 
+final_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' 
+    final_sum.append(result)  
+with open(r'C:\Users\A18\Documents\lesson13-1\new_sales_list.txt','a',encoding='utf-8') as file:
+    file.writelines(final_sum)
\ No newline at end of file