[Python-3000] have zip() raise exception for sequences of different lengths

Ron Adam rrr at ronadam.com
Thu Aug 31 03:26:55 CEST 2006

Guido van Rossum wrote:

> Perhaps a compromise could be to add a keyword parameter to request
> such an exception? (We could even add three options: truncate, pad,
> error, with truncate being the default, and pad being the old map()
> and filter() behavior.)

Maybe it can be done with just two optional keywords.

If 'match' is True, raise an error if iterables are mismatched.

if a 'pad' is specified then pad, else truncate.

The current truncating behavior would be the default.


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