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-=1
         if name == username and password == userpassword:
             name = input("请输入账号")
+           
             break
         if name != username:
             
@@ -14,4 +18,6 @@ while True:
             password = input("请输入密码:")
         if password != userpassword :
             print("密码错误")
+    else:
+        print("密码锁定")
 print("欢迎来到贝尔编程!")