In article <3ed253bb-d6ec-4f47-af08-ad193e9c4...@h16g2000yqj.googlegroups.com>,
odeits <[email protected]> wrote:
>def count_consecutive(rows):
> switch =3D 0
> count =3D 0
> for r in rows:
> if r[-1] =3D=3D switch:
> count +=3D 1
> else:
> switch =3D not switch
> if count !=3D 0:
> yield count
> count =3D 0
> if count !=3D 0:
> yield count
>
>rows = [ ... ]
>
>for cnt in count_consecutive(rows):
> print cnt
import itertools, operator
for k, g in itertools.groupby(rows, operator.itemgetter(3):
print len(list(g))
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