itertools.islice and slice objects
vze4rx4y at verizon.net
Wed Nov 24 16:46:09 CET 2004
> Is there a reason that itertools.islice doesn't support None arguments
> for start and step? This would be handy for use with slice objects
Offhand, this seems like a reasonable idea. Please file a Py2.5 feature request
and assign to me.
> Of course, I can get (start, stop, step) tuples with slice.indices, but
> only if I know the length of the iterable, which kinda defeats the
> purpose of using itertools...
The main purpose is to extract elements one at time instead of all at once.
This memory friendly approach results in better scalability.
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