# Building OpenCV for an alternative python install

**URL:** <https://forum.opencv.org/t/building-opencv-for-an-alternative-python-install/8610>\
**Category:** Python\
**Tags:** build\
**Created:** [May 2, 2022, 8:38am UTC](https://forum.opencv.org/t/building-opencv-for-an-alternative-python-install/8610 "2022-05-02T08:38:09Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![mazzus](https://avatars.discourse-cdn.com/v4/letter/m/d6d6ee/32.png) [@mazzus](https://forum.opencv.org/u/mazzus)\
**Post date:** [May 2, 2022, 8:47am UTC](https://forum.opencv.org/t/building-opencv-for-an-alternative-python-install/8610/2 "2022-05-02T08:47:00Z")

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I think this issue is quite common as I have seen a few posts like [this one](https://forum.opencv.org/t/missing-config-3-py-and-config-3-8-py-during-installation-from-source/3312/6). Where people are missing config files for their python version which is a symptom of installing the built opencv install with mismatching python versions

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