Problem exiting from a script using tkinter

[Paulo da Silva]

Às 22:44 de 21/11/20, Chris Angelico escreveu:
> On Sun, Nov 22, 2020 at 9:36 AM Paulo da Silva
> <p_d_a_s_i_l_v_a_ns at nonetnoaddress.pt> wrote:
>>
>> Às 22:18 de 21/11/20, Chris Angelico escreveu:
>>> On Sun, Nov 22, 2020 at 9:16 AM Paulo da Silva
>>> <p_d_a_s_i_l_v_a_ns at nonetnoaddress.pt> wrote:
>>>>
>>>> Hi!
>>>>
>>>> Why this does not work?!
>>>>
>>>> from tkinter import *
>>>>
>>>> def terminate(root):
>>>>     root.quit
>>>>
>>>
>>> Is root.quit a function? Simply referencing a function's name does not
>>> call it (because functions are first-class objects - you can put a
>>> function in a variable or pass it as a parameter etc). In order to
>>> make it do its work, you have to call it.
>>>
>>
>> A newbie Error :-(
>> Sorry. I am giving my first steps in tkinter and I thought it was
>> another problem :-)
>> I just copied the "root.quit" inside the function.
>>
> 
> No need to feel bad about it :) Getting your head around "this is a
> function, that's where the function's being called" is not easy, and
> it takes experience.
> 
> Your question was very well put. You provided a short, compact example
> that showcased the problem you were experiencing. That made it easy to
> answer your question. Keep on asking questions like that, please -
> you're helping yourself and making the mailing list a great place too
> :)

Thank you :-)

Paulo