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

Greg Ewing greg.ewing at canterbury.ac.nz
Thu Aug 31 02:06:56 CEST 2006

Guido van Rossum wrote:

> Perhaps a compromise could be to add a keyword parameter to request
> such an exception?

But who is going to bother using such a keyword,
when it's not necessary for correct operation of
the program in the absence of bugs?

> (We could even add three options: truncate, pad,
> error, with truncate being the default, and pad being the old map()
> and filter() behavior.)

This seems to fall foul of the no-constant-parameters


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