save project

diy.py

-with open(r"C:\Users\Administrator\Desktop\sales_list.txt",'r',encoding='utf-8') as file1:
-    a=file1.readlines()
-    #print(type(a[3:5]))
+with open(r"C:\Users\Administrator\Desktop\sales_list.txt","r",encoding='utf-8') as file:
+    a = file.readlines()
+final_sum = [ ]
 for i in a:
 for i in a:
-    d
-    print(i)   
+    data=i.split()
+    sum=0
\ No newline at end of file
+    for sales in data[1:]:
+        sum=sum+int(sales)
+    result=data[0]+str(sum)+'\n'
+    final_sum.append(result)
+with open(r"C:\Users\Administrator\Desktop\sales_list.txt","w",encoding='utf-8') as file1:
+    file1.writelines(final_sum)
\ No newline at end of file