auto save

diy.py

+with open(r'c:\Users\Administrator\Desktop\培训\test.txt','r',encoding='utf-8') as file:
+    a=file.readlines()
+list=[]
+for i in a:
+    num=0
+    b=i.split()
+    for d in b[1:]:
+        num=num+int(d)
+    ji=b[0]+' '+str(num)+'\n'
+    list.append(ji)
+print(list)
+with open(r'c:\Users\Administrator\Desktop\培训\test.txt','w',encoding='utf-8') as file:
+    file.writelines(list)