Use Pydata sphinx theme

Author: Conengmo

docs/conf.py

@@ -102,7 +102,7 @@
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-html_theme = "sphinx_rtd_theme"
+html_theme = "pydata_sphinx_theme"
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the

requirements-dev.txt

@@ -25,12 +25,12 @@ pandas
 pillow
 pre-commit
 pycodestyle
+pydata-sphinx-theme
 pytest
 scipy
 selenium
 setuptools_scm
 sphinx
-sphinx_rtd_theme
 twine>=3.2.0
 types-requests
 vega_datasets