Peek inside iterator (is there a PEP about this?)

[Steven D'Aprano]

On Wed, 01 Oct 2008 16:14:09 -0400, Terry Reedy wrote:

> Iterators are intended for 'iterate through once and discard' usages.

Also for reading files, which are often seekable.

I don't disagree with the rest of your post, I thought I'd just make an 
observation that if the data you are iterating over supports random 
access, it's possible to write an iterator that also supports random 
access.

-- 
Steven