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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def partitioned_repertoire(self, direction, partition):
 """Compute the repertoire of a partitioned mechanism and purview."""

        repertoires = [
            self.repertoire(direction, part.mechanism, part.purview)
            for part in partition
        ]
        return functools.reduce(np.multiply, repertoires)