Here it is a mismatch between the loaded BokehJS and the version
I am using conda to up/down grade my Bokeh.
GeoPandas>conda install -c conda-forge bokeh==2.1.0
Collecting package metadata (current_repodata.json): done
Solving environment: failed with initial frozen solve. Retrying with flexible solve.
Collecting package metadata (repodata.json): done
Solving environment: done
==> WARNING: A newer version of conda exists. <==
current version: 4.8.3
latest version: 4.9.1
Please update conda by running
$ conda update -n base -c defaults conda
## Package Plan ##
environment location: /Users/roberto/opt/anaconda3/envs/ox
added / updated specs:
- bokeh==2.1.0
The following packages will be DOWNGRADED:
bokeh 2.2.0-py38h32f6830_0 --> 2.1.0-py38h32f6830_0
Proceed ([y]/n)? y
Preparing transaction: done
Verifying transaction: done
Executing transaction: done