Use pangeo_sphinx_book_theme

Author: Max Jones

doc/conf.py

@@ -14,7 +14,6 @@
 
 # type: ignore
 
-import os
 import sys
 
 import sphinx_autosummary_accessors
@@ -148,18 +147,10 @@ def setup(app):
 
 # -- Options for HTML output ----------------------------------------------
 
-on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
-
-if not on_rtd:  # only import and set the theme if we're building docs locally
-    import sphinx_rtd_theme
-
-    html_theme = 'sphinx_rtd_theme'
-    html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
-
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 # tml_theme = 'default'
-html_theme = 'sphinx_rtd_theme'
+html_theme = 'pangeo_sphinx_book_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

doc/environment.yml

@@ -15,6 +15,7 @@ dependencies:
   - sphinx
   - sphinx-autosummary-accessors
   - sphinx-copybutton
-  - sphinx_rtd_theme
   - xarray
   - pip
+  - pip:
+      - pangeo-sphinx-book-theme