# ITK 5.1 Beta 1: NumPy Interface, Part 1

**URL:** <https://discourse.itk.org/t/itk-5-1-beta-1-numpy-interface-part-1/2260>\
**Category:** Announcements\
**Tags:** release, numpy, itk-releases\
**Created:** [September 24, 2019, 8:31pm UTC](https://discourse.itk.org/t/itk-5-1-beta-1-numpy-interface-part-1/2260 "2019-09-24T20:31:47Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![matt.mccormick](https://discourse.itk.org/user_avatar/discourse.itk.org/matt.mccormick/32/7_2.png) [@matt.mccormick](https://discourse.itk.org/u/matt.mccormick)\
**Post date:** [September 25, 2019, 3:09pm UTC](https://discourse.itk.org/t/itk-5-1-beta-1-numpy-interface-part-1/2260/3 "2019-09-25T15:09:06Z")

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> [@lassoan](#):
>
> When numpy arrays are used as inputs/output, are image spacing and axis directions preserved?

Not yet 😉 – we are working towards that with a [NumPy-based spatial image](https://discourse.itk.org/t/images-in-physical-space-in-python/2124).

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_[View the full topic](https://discourse.itk.org/t/itk-5-1-beta-1-numpy-interface-part-1/2260)._