save project

diy1.py

 username = "python"    
 username = "python"    
-userpassword = "123456"    
-password=input("请输入密码")
-name=input("请输入账号")
-if name == username and password == userpassword:
-    print("登陆成功")   
+userpassword = "123456" 
+while True:     
+    password=input("请输入密码")
+    name=input("请输入账号")
+    if name == username and password == userpassword:
\ No newline at end of file
+        print("登陆成功")
+        break
+    print("输入错误")
+print("欢迎来到贝尔编程")
+