From 35b6dd797d9eaf98e7bb244037f46a8d4b456cbc Mon Sep 17 00:00:00 2001
From: link2xt <link2xt@testrun.org>
Date: Sat, 1 May 2021 14:45:19 +0300
Subject: [PATCH] tox.ini: pin `breathe` version

Python 3.5 compatibility is broken in the latest version.
---
 python/tox.ini | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/python/tox.ini b/python/tox.ini
index eeb4d2b88..946412cea 100644
--- a/python/tox.ini
+++ b/python/tox.ini
@@ -46,10 +46,9 @@ commands =
 [testenv:doc]
 changedir=doc
 deps =
-    # With Python 3.7 and Sphinx 3.5.0, it throws an exception.
-    # Pin the version to the working one.
+    # Pin dependencies to the versions which actually work with Python 3.5.
     sphinx==3.4.3
-    breathe
+    breathe==4.28.0
 commands =
     sphinx-build -Q -w toxdoc-warnings.log -b html . _build/html