# Install PyMC3 and Theano Windows 10

**URL:** <https://discourse.pymc.io/t/install-pymc3-and-theano-windows-10/4260>\
**Category:** Questions\
**Created:** [December 26, 2019, 11:14pm UTC](https://discourse.pymc.io/t/install-pymc3-and-theano-windows-10/4260 "2019-12-26T23:14:07Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![awhug](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.pymc.io/awhug/32/2873_2.png) [@awhug](https://discourse.pymc.io/u/awhug)\
**Post date:** [April 20, 2021, 7:30am UTC](https://discourse.pymc.io/t/install-pymc3-and-theano-windows-10/4260/8 "2021-04-20T07:30:35Z")

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Looks like this issue has been reported previously - [installing via conda-forge when you create the environment may help](https://discourse.pymc.io/t/attributeerror-module-arviz-has-no-attribute-geweke/6818/19).

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