auto save

1.py

+print("hello word")

diy2.py

 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
-while True:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登录成功!")
-        break
-    if password != `userpassword`
-    print("用户名和密码错误!请重新输入")
-print("欢迎来到贝尔编程!")
+name = input("请输入用户名:")
+password = input("请输入密码:")
+if name == username and password == userpassword:
+    print("登录成功!")

hello.py

+print("hello word")
\ No newline at end of file