From 1a9459b88e4b07b3f4dd80ed5987e13111afe1c2 Mon Sep 17 00:00:00 2001
From: Abhijeet <abhijeetviswa@gmail.com>
Date: Wed, 29 Jan 2020 13:34:14 +0000
Subject: [PATCH] Fixed #28290 -- Enabled Sphinx auto-label generation for
 title and section headers.

---
 docs/conf.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/docs/conf.py b/docs/conf.py
index cd2f2f38091..fceba45af34 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -41,8 +41,15 @@ extensions = [
     'sphinx.ext.extlinks',
     "sphinx.ext.intersphinx",
     "sphinx.ext.viewcode",
+    "sphinx.ext.autosectionlabel",
 ]
 
+# AutosectionLabel settings.
+# Uses a <page>:<label> schema which doesn't work for duplicate sub-section
+# labels, so set max depth.
+autosectionlabel_prefix_document = True
+autosectionlabel_maxdepth = 2
+
 # Spelling check needs an additional module that is not installed by default.
 # Add it only if spelling check is requested so docs can be generated without it.
 if 'spelling' in sys.argv: