pairs from a list

[Raymond Hettinger]

[Peter Otten]
> You can be bolder here as the izip() docs explicitly state
>
> """
> Note, the left-to-right evaluation order of the iterables is
> guaranteed. This makes possible an idiom for clustering a data series into
> n-length groups using "izip(*[iter(s)]*n)".
> """
 . . .
> is about zip(), not izip().

FWIW, I just added a similar guarantee for zip().


Raymond