# Python3 switch and python package install

**URL:** https://discourse.slicer.org/t/python3-switch-and-python-package-install/6534
**Category:** Support
**Created:** [April 17, 2019, 9:54pm UTC](https://discourse.slicer.org/t/python3-switch-and-python-package-install/6534 "2019-04-17T21:54:35Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![lassoan](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/lassoan/32/13_2.png) [@lassoan](https://discourse.slicer.org/u/lassoan)
#### Post date: [April 17, 2019, 10:39pm UTC](https://discourse.slicer.org/t/python3-switch-and-python-package-install/6534/2 "2019-04-17T22:39:50Z")

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The main difference is that you can install any Python3 package in Slicer’s Python environment, even on Windows.

@jcfr is still working out the details of how to automatically install Python packages required by extensions. Users will not need to manually pip install any Python packages but the extension manager will take care of that.

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_[View the full topic](https://discourse.slicer.org/t/python3-switch-and-python-package-install/6534)._