From e658d87ad4f83093450671cf56293d207dcf6138 Mon Sep 17 00:00:00 2001
From: "Miss Islington (bot)"
 <31488909+miss-islington@users.noreply.github.com>
Date: Mon, 27 May 2024 19:35:57 +0200
Subject: [PATCH] [3.12] Docs: Only install sphinx-autobuild for `make
 htmllive` (GH-119607) (#119622)

Co-authored-by: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>
---
 Doc/Makefile         | 6 +++++-
 Doc/requirements.txt | 1 -
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/Doc/Makefile b/Doc/Makefile
index eca574ec290..1cbfc722b01 100644
--- a/Doc/Makefile
+++ b/Doc/Makefile
@@ -150,10 +150,14 @@ gettext: build
 htmlview: html
 	$(PYTHON) -c "import os, webbrowser; webbrowser.open('file://' + os.path.realpath('build/html/index.html'))"
 
+.PHONY: ensure-sphinx-autobuild
+ensure-sphinx-autobuild: venv
+	$(VENVDIR)/bin/sphinx-autobuild --version > /dev/null || $(VENVDIR)/bin/python3 -m pip install sphinx-autobuild
+
 .PHONY: htmllive
 htmllive: SPHINXBUILD = $(VENVDIR)/bin/sphinx-autobuild
 htmllive: SPHINXOPTS = --re-ignore="/venv/" --open-browser --delay 0
-htmllive: html
+htmllive: ensure-sphinx-autobuild html
 
 .PHONY: clean
 clean: clean-venv
diff --git a/Doc/requirements.txt b/Doc/requirements.txt
index 15675ab45fe..b47a9d8a863 100644
--- a/Doc/requirements.txt
+++ b/Doc/requirements.txt
@@ -10,7 +10,6 @@ sphinx~=7.3.0
 
 blurb
 
-sphinx-autobuild
 sphinxext-opengraph==0.7.5
 sphinx-notfound-page==1.0.0