# Forbidden libraries

**URL:** https://forum.crunchdao.com/t/forbidden-libraries/599
**Category:** (ended) Broad Institute Crunch #1
**Created:** [November 8, 2024, 2:22am UTC](https://forum.crunchdao.com/t/forbidden-libraries/599 "2024-11-08T02:22:15Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![relieved-jingzhe](https://forum.crunchdao.com/user_avatar/forum.crunchdao.com/relieved-jingzhe/32/385_2.png) [@relieved-jingzhe](https://forum.crunchdao.com/u/relieved-jingzhe)
#### Post date: [November 8, 2024, 2:22am UTC](https://forum.crunchdao.com/t/forbidden-libraries/599/1 "2024-11-08T02:22:15Z")

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I got an error message when submitting my notebook. “Forbidden Libraries: lightning, skimage, cv2, PIL”. So we cannot use these libraries at all? Can you make these available? The provided basic\_EDA.ipynb already uses ‘skimage’. I don’t understand why even ‘skimage’ is forbidden.

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### Author: ![enzo](https://forum.crunchdao.com/user_avatar/forum.crunchdao.com/enzo/32/15_2.png) [@enzo](https://forum.crunchdao.com/u/enzo)
#### Post date: [November 8, 2024, 5:30pm UTC](https://forum.crunchdao.com/t/forbidden-libraries/599/2 "2024-11-08T17:30:24Z")

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I added all of the libraries.

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### Author: ![relieved-jingzhe](https://forum.crunchdao.com/user_avatar/forum.crunchdao.com/relieved-jingzhe/32/385_2.png) [@relieved-jingzhe](https://forum.crunchdao.com/u/relieved-jingzhe)
#### Post date: [November 8, 2024, 6:21pm UTC](https://forum.crunchdao.com/t/forbidden-libraries/599/3 "2024-11-08T18:21:33Z")

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Thank you very much!