if statement, with function inside it: if (t = Test()) == True:

GC-Martijn gcmartijn at gmail.com
Fri Apr 24 12:20:54 CEST 2009


On 24 apr, 12:15, Chris Rebert <c... at rebertia.com> wrote:
> On Fri, Apr 24, 2009 at 3:00 AM, GC-Martijn <gcmart... at gmail.com> wrote:
> > Hello,
>
> > I'm trying to do a if statement with a function inside it.
> > I want to use that variable inside that if loop , without defining it.
>
> > def Test():
> >    return 'Vla'
>
> > I searching something like this:
>
> > if (t = Test()) == 'Vla':
> >    print t # Vla
>
> > or
>
> > if (t = Test()):
> >    print t # Vla
>
> > ------------------------------------------
> > The long way
> > t = Test()
> > if (t == 'Vla':
> >    print t # must contain Vla
>
> Disregarding some ugly hacks, Python does not permit assignment in
> expressions, so what you're asking for is not possible.
> For the goods of readability, prevention of errors, and simplicity,
> Python forces you to do it the "long way" (the Right Way(tm) if you
> ask most Python partisans).
>
> If you could explain your situation and the context of your question
> in greater detail, someone might be able to suggest an alternate
> structure for your code which obviates your desire for such a
> construct.
>
> Cheers,
> Chris
> --
> I have a blog:http://blog.rebertia.com- Tekst uit oorspronkelijk bericht niet weergeven -
>
> - Tekst uit oorspronkelijk bericht weergeven -

Oke, thanks.
I will use the (correct) long way.



More information about the Python-list mailing list