pairwise

Return successive overlapping pairs taken from the input iterable.

Syntax

PYTHON Copy

itertools.pairwise(iterable)

Examples

Example 1

PYTHON Copy

def pairwise(iterable):
     pairwise('ABCDEFG') --> AB BC CD DE EF FG
    a, b = tee(iterable)
    next(b, None)
    return zip(a, b)