auto save

diy.py

+with open(r"c:\Users\EDY\Documents\lesson13-1\sales_list.txt",'r',encoding='utf-8')as file:
+    a = file.readlines()
+   
+
+final_sum = []
+for data in a:
+    data = data.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\EDY\Documents\lesson13-1\new_salelist.txt",'w',encoding='utf-8')as file:
+     file.writelines(final_sum)
+   
+
+
+list=[4,2,54,99,10,23]
+sum = 0
+for i in range(len(list)):
+    if i % 2 ==1:
+        sum = sum == list[i]
\ No newline at end of file

new_salelist.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