# Python: Reading, Calculate, Write Out

**URL:** https://discourse.vtk.org/t/python-reading-calculate-write-out/1138
**Category:** Support
**Created:** [June 14, 2019, 12:00pm UTC](https://discourse.vtk.org/t/python-reading-calculate-write-out/1138 "2019-06-14T12:00:42Z")
**Posts on this page:** 1
**Showing post:** 4

<div class="post-metadata">

### Author: ![lassoan](https://discourse.vtk.org/user_avatar/discourse.vtk.org/lassoan/32/50_2.png) [@lassoan](https://discourse.vtk.org/u/lassoan)
#### Post date: [June 14, 2019, 2:20pm UTC](https://discourse.vtk.org/t/python-reading-calculate-write-out/1138/4 "2019-06-14T14:20:47Z")

</div>

Check documentation of vtkArrayCalculator. If “follow-up” question is unrelated to the original question (as it was in this case) then please post it as a new topic.

---

_[View the full topic](https://discourse.vtk.org/t/python-reading-calculate-write-out/1138)._