add conversion of PartitionIteratorType to PartitionSet
This patch adds a function "partitionSet()" to convert a given PartitionIteratorType into a PartitionSet. This helps in the transition from PartitionIteratorTypes to PartitionSets.
This patch adds a function "partitionSet()" to convert a given PartitionIteratorType into a PartitionSet. This helps in the transition from PartitionIteratorTypes to PartitionSets.