save project

diy2.py

 i=0
 username = "python"
 userpassword = "123456"
-while i<3:
+while True:
+    if i<=3:
         name = input("请输入用户名:")
         password = input("请输入密码:")
         i=i+1
@@ -13,4 +14,7 @@ while i<3:
             continue
         if userpassword!=password:
             print("密码输入有误，请重新输入！")
+    else:
+        print("您的账号已被锁定，请带身份证来我司解锁")
+        exit()        
 print("欢迎来到贝尔编程!")
\ No newline at end of file