From e9671342a659b2284a6441437b2371db4d6a4279 Mon Sep 17 00:00:00 2001
From: zhoulinhui <df.some@foxmail.com>
Date: Tue, 6 Oct 2020 22:09:48 +0800
Subject: [PATCH] Dep's should be restricted by upper-constraints

Tox trying to install latest versions for building docs which may
not be supported by stable and lower branches, so should be
restricted by respective version's upper-constraints.txt

Change-Id: Ie0eaeae33065386abb003831feac6ab90cba09bf
---
 tox.ini | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tox.ini b/tox.ini
index 2ca6055256..adf425a1b1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -57,7 +57,9 @@ commands =
 [testenv:docs]
 whitelist_externals =
   rm
-deps = -r{toxinidir}/doc/requirements.txt
+deps =
+  -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+  -r{toxinidir}/doc/requirements.txt
 commands =
   rm -rf doc/build
   sphinx-build -W --keep-going -b html doc/source doc/build/html