save project

diy2.py

 username = "python"
 userpassword = "123456"
+num=3
 while True:
     name = input("请输入用户名:")
     password = input("请输入密码:")
@@ -8,8 +9,9 @@ while True:
         break
     elif name!=username:
         print("用户名错误!请重新输入")
+        if num<=0:
+        print("你的账户已被锁定")
         continue
     elif password!=userpassword:
         print("密码错误!请重新输入")
-    
 print("欢迎来到贝尔编程!")
\ No newline at end of file