Use sphinxcontrib.prettyspecialmethods instead of the original extension.

.github/workflows/gh-pages.yml

@@ -20,6 +20,7 @@ jobs:
         run: |
           python -m pip install -U pip
           python -m pip install -U sphinx
+          python -m pip install -U sphinxcontrib.prettyspecialmethods
 
       - name: Build Docs
         run: |

docs/source/conf.py

@@ -42,6 +42,7 @@
 extensions = [
     'sphinx.ext.autodoc',
     'sphinx.ext.intersphinx',
+    'sphinxcontrib.prettyspecialmethods',
 ]
 
 autodoc_member_order = 'bysource'
@@ -126,10 +127,5 @@ def setup(app):
 
     app.add_stylesheet('style.css')
 
-    from prettify_special_methods import PrettifySpecialMethods, show_special_methods
-    app.add_transform(PrettifySpecialMethods)
-
-    app.connect('autodoc-skip-member', show_special_methods)
-
     from strip_annotations import strip_annotations
     app.connect('autodoc-process-signature', strip_annotations)