save project

diy2.py

 username = "python"
 userpassword = "123456"
-while True:
-    name = input("请输入用户名:")
-    if name != username:
+name = input("请输入用户名:")
+while name != username:
         print("用户名错误")
-        continue
-    password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登录成功!")
-        break
-    else:
+        name = input("输入用户名")
+password = input("请输入密码:")
+while password != userpassword:
         print("密码错误")
-print("欢迎来到贝尔编程")
\ No newline at end of file
+        password = input("输入密码")
+if name == username and password == userpassword:
+    print("登陆成功")
+    print("欢迎来到贝尔编程")
\ No newline at end of file