Switch from rtd sphinx theme to basic immaterial theme

Author: Karel-van-de-Plassche

docs/source/conf.py

@@ -118,10 +118,10 @@
     # 'IPython.sphinxext.ipythoGn_console_highlighting',  # numpy
     # 'IPython.sphinxext.ipython_directive',  # numpy
     "sphinx.ext.mathjax",  # Render math as images
-    "sphinx_rtd_theme",  # Theme
     "recommonmark",  # For markdown support, does not support 'full' CommonMark syntax (yet)!
     "sphinx_autodoc_typehints",  # Auto-parse type hints. Napoleon BEFORE typehints
     "sphinxcontrib.mermaid",  # Draw graphs using Mermaid.js
+    "sphinx_immaterial", # Sphinx immaterial theme
 ]
 
 # Add any paths that contain templates here, relative to this directory.
@@ -168,7 +168,7 @@
 
 # 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 = "sphinx_immaterial"
 
 # 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

pyproject.toml

@@ -72,11 +72,11 @@ all = [
 ]
 docs = [
     "sphinx>=6.0.0,<7.0.0",
-    "sphinx_rtd_theme>=0.5",
     "recommonmark>=0.6",
     "sphinx-autosummary-accessors>=0.1.2",
     "sphinx-autodoc-typehints>=1.1.1",
-    "sphinxcontrib.mermaid>=0.8"
+    "sphinxcontrib.mermaid>=0.8",
+    "sphinx-immaterial",
 ]
 test = [
     "pytest>=5.4.1",