[pyar] Cómo obtenes N elemento de un generador?

[Esteban Kuber]

>>> def a():
...     for x in range(10):
...             yield x
...
>>> a()
<generator object a at 0x10048a140>
>>> list(a())
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
>>> list(a())[0:4]
[0, 1, 2, 3]
>>>


2010/8/23 Juanjo Conti <jjconti en gmail.com>:
> Les dejo mi intento infructífero; cómo se hace?
>
>>>> def a():
> ...     for x in range(10):
> ...             yield x
> ...
>>>> a()
> <generator object a at 0xb76c89b4>
>>>> c = a()
>>>> c[0:4]
> Traceback (most recent call last):
>   File "<stdin>", line 1, in <module>
> TypeError: 'generator' object is unsubscriptable
>>>> c.next()
> 0
>>>> c.next()
> 1
>>>> c.next()
> 2
>
> --
> Juanjo Conti
> blog: http://www.juanjoconti.com.ar
>
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