[3.12] Doc: Show object descriptions in the table of contents (GH-125757) (#125841)

(cherry picked from commit 91ddde4)

Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com>

Author: miss-islington

Doc/conf.py

@@ -86,7 +86,8 @@
 
 # Create table of contents entries for domain objects (e.g. functions, classes,
 # attributes, etc.). Default is True.
-toc_object_entries = False
+toc_object_entries = True
+toc_object_entries_show_parents = 'hide'
 
 # Ignore any .rst files in the includes/ directory;
 # they're embedded in pages but not rendered individually.

Doc/tools/extensions/pyspecific.py

@@ -412,5 +412,6 @@ def setup(app):
     app.add_directive_to_domain('py', 'awaitablemethod', PyAwaitableMethod)
     app.add_directive_to_domain('py', 'abstractmethod', PyAbstractMethod)
     app.add_directive('miscnews', MiscNews)
+    app.add_css_file('sidebar-wrap.css')
     app.connect('env-check-consistency', patch_pairindextypes)
     return {'version': '1.0', 'parallel_read_safe': True}

Doc/tools/static/sidebar-wrap.css

@@ -0,0 +1,6 @@
+div.sphinxsidebarwrapper {
+    overflow-x: scroll;
+}
+div.sphinxsidebarwrapper li code {
+    overflow-wrap: normal;
+}