advice about `correct' use of decorator

[Steven Bethard]

Gerardo Herzig wrote:
> Hi all. I guess i have a conceptual question:
> Im planing using a quite simple decorator to be used as a conditional 
> for the execution of the function. I mean something like that:
> 
> @is_logued_in
> def change_pass():
>    bla
>    bla
> 
> And so on for all the other functions who needs that the user is still 
> loged in.
> 
> where obviosly the is_logued_in() function will determine if the dude is 
> still loged in, and THEN execute change_pass(). If the dude is not loged 
> in, change_pass() is NOT executed at all. Instead, it will be redirected 
> to the `login' screen.
> 
> Something in my mind tells me that this is not the pythonic way...But i 
> like the idea, so please tell me that im in the right way :)

Django does it almost exactly this way:

http://www.djangoproject.com/documentation/authentication/#the-login-required-decorator

STeVe