[Tutor] Accessing next and previous items during iteration

Ed Singleton singletoned at gmail.com
Mon Dec 19 11:49:34 CET 2005

On 18/12/05, Kent Johnson <kent37 at tds.net> wrote:
> Ed Singleton wrote:
> > Is it possible to access the next and previous items during an iteration?
> This just came up on c.l.python. Bengt Richter has a nice generator-based solution.
> http://groups.google.com/group/comp.lang.python/browse_thread/thread/2e4533f108fbf172/90d87c91dac844d3?hl=en#90d87c91dac844d3

That's perfect!

It's a lovely piece of code as well.  Obvious once you've seen it, but
you wouldn't have thought of it before hand.



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