array next pointer

Luis Zarrabeitia kyrie at uh.cu
Tue Mar 17 14:40:28 CET 2009


Quoting andrew cooke <andrew at acooke.org>:

> Andre Engels wrote:
> [...]
> >>>> b = a.__iter__()
>
> not sure from what version, but certainly in 2.6 and on, you can improve
> the syntax slightly:
> >>> b = iter(a)
> >>> b.next()

Indeed. Directly calling __special_methods__ should be avoided. That one is a
better idiom.

Works for python2.4 and 2.5 also.

In python3, this should be used instead:

>>> b = iter(a)
>>> c = next(b)

(btw, I love the new sentinel argument for the next function in python3!)

-- 
Luis Zarrabeitia
Facultad de Matemática y Computación, UH
http://profesores.matcom.uh.cu/~kyrie
 Participe en Universidad 2010, del 8 al 12 de febrero de 2010
 La Habana, Cuba 
 http://www.universidad2010.cu
 



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