"Backward"-Iterator - Beginners question
Dan Stromberg
drsalists at gmail.com
Thu Oct 31 19:26:12 EDT 2013
On Thu, Oct 31, 2013 at 2:29 PM, Ulrich Goebel <ml at fam-goebel.de> wrote:
> Hallo,
>
> I'm locking for an "iterator" type with not only the .next() method, but
> with a .previous(), .first() and .last() method, so that I can through it
> from the beginning or from the end, and in both directions, even
> alternately (for example two steps forward, one backward, two steps
> forward).
>
I'm thinking maybe you want a list.
EG:
list_ = list(my_iterator())
i = 0
print list_[i]
i += 1
print list_[i]
print list_[i-1]
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