save project

diy.py

+final_sum=[]
 with open(r'C:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')as file:
     a = file.readlines()
     for i in a:
@@ -5,4 +6,7 @@ with open(r'C:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',enco
         sum = 0
         for sales in data[1:]:
             sum += int(sales)
-        print(data[0]+str(sum))#data[0]名字,str(sum) 数字总和
\ No newline at end of file
+        result = data[0]+str(sum)+'\n'#data[0]名字,str(sum) 数字总和
+        final_sum.append(result)
+with open(r'C:\Users\Administrator\Documents\lesson13-1\now_sales_list.txt','a',encoding='utf-8')as file:
+    file.writelines(final_sum)
\ No newline at end of file

now_sales_list.txt

+悟空348诺依380小贝182李丽201宋扬107王明245李强164孙小白222苏琪137刘若若147刘阳226王胜男123王娇131悟空348诺依380小贝182李丽201宋扬107王明245李强164孙小白222苏琪137刘若若147刘阳226王胜男123王娇131悟空348
+诺依380
+小贝182
+李丽201
+宋扬107
+王明245
+李强164
+孙小白222
+苏琪137
+刘若若147
+刘阳226
+王胜男123
+王娇131