save project

diy2.py

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