# \#vtkpartitioneddatase

**URL:** https://discourse.vtk.org/tag/vtkpartitioneddatase/36.md

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## [Can flat indices from CompositeDataSetIterators be used to recover nodes from vtkDataAssembly?](https://discourse.vtk.org/t/can-flat-indices-from-compositedatasetiterators-be-used-to-recover-nodes-from-vtkdataassembly/15410)

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**Author:** [@scotsman60](https://discourse.vtk.org/u/scotsman60)\
**Replies:** 1\
**Last updated:** [March 21, 2025, 8:23pm UTC](https://discourse.vtk.org/t/can-flat-indices-from-compositedatasetiterators-be-used-to-recover-nodes-from-vtkdataassembly/15410 "2025-03-21T20:23:53Z")

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Hello!!! I’m uinsg VTK 9.2, Python 3.11.6 and I’ll be grateful for any help with this… I have a vtkPartitionedDataSetCollection and associated vtkDataAssembly representing a hierarchial Part/Assembly structure. I have …