save project

diy.py

 with open(r'c:\Users\Hongyin Zhang\Documents\lesson13-1\sales_list.txt','r',encoding = 'utf-8') as file:
 with open(r'c:\Users\Hongyin Zhang\Documents\lesson13-1\sales_list.txt','r',encoding = 'utf-8') as file:
     a = file.readlines()
     a = file.readlines()
-    print(a)
+    # print(a)
+
+final_sum = []
+for i in a:
+    data = i.split()
+    # print(data[0])
+    # print(data[1:])
+    sum = 0
+    for sales in data[1:]:
+        sum = sum + int(sales)
+    # print(sum)
+    result = data[0] + str(sum) + '\n' 
+    # print(result)
+    final_sum.append(result)
+with open(r'D:\01.txt','a',encoding = 'utf-8') as file:
+    file.writelines(final_sum)
+