save project

diy2.py

+i=3
 username = "python"
 userpassword = "123456"
 while True:
-    name = input("请输入用户名:")
-    
+    if i>0:
+        name = input("请输入用户名")
+        i=i-1
         
         if name != username:
             print("名称错误，重新输入")
@@ -13,4 +15,7 @@ while True:
             break
         if password != userpassword:
             print("密码错误，重新输入")
+    else:
+        print("账户锁定")
+        exit()
 print("欢迎来到贝尔编程!")
\ No newline at end of file