save project

diy2.py

@@ -2,12 +2,14 @@ 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:")
+    if name == username:
+        password=input("请输入密码:")
+    else:
+        print("用户名错误")
+        break 
     if name == username and password == userpassword:
     if name == username and password == userpassword:
         print("登录成功")   
         print("登录成功")   
-        break
-    if name != username:
-        print("用户名错误")
-    if password != userpassword:
-        print("密码错误")           
+        print("欢迎来到贝尔编程!")
+        break 
+    if password !=  userpassword:
+        print("密码错误")         
\ No newline at end of file
-print("欢迎来到贝尔编程!")
\ No newline at end of file