enumerate improvement proposal
Georg Brandl
g.brandl-nospam at gmx.net
Sun Oct 29 09:16:05 EST 2006
James Stroud wrote:
> I think that it would be handy for enumerate to behave as such:
>
> def enumerate(itrbl, start=0, step=1):
> i = start
> for it in itrbl:
> yield (i, it)
> i += step
>
> This allows much more flexibility than in the current enumerate,
> tightens up code in many cases, and seems that it would break no
> existing code. Yes, I have needed this behavior with enumerate, like
> tonight and the current example. I put the "step" parameter in for
> conceptual symmetry with slicing.
>
> Here is a case use (or is it use case?):
Incidentally, I yesterday wrote a patch giving enumerate() a start parameter
(and, more importantly, changing it so that it doesn't wraparound at
sys.maxint). It can be found here:
https://sourceforge.net/tracker/?func=detail&atid=305470&aid=1586315&group_id=5470
Georg
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