Compter des Valeur berturut -turut en Python
>>> from itertools import groupby
>>> def groups(l):
... return [sum(g) for i, g in groupby(l) if i == 1]
...
>>> groups([0,1,0,0,0])
[1]
>>> groups([0,0,1,1,0])
[2]
>>> groups([1,1,0,1,1])
[2, 2]
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