auto save

diy.py

+a=open(r'c:\Users\86152\Desktop\sales_list.txt','r',encoding='utf-8')
+b=a.readlines()
+#print(b)
+new_sum=''
+for i in b:
+    sum=0
+    data=i.split()
+    for j in data[1:]:
+        sum=sum+int(j)
+    c=data[0]+"的义卖款总和为"+str(sum)+'\n'
+    new_sum=new_sum+c
+
+b=open(r'c:\Users\86152\Desktop\a.txt','w',encoding='utf-8')
+b.writelines(new_sum)
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