From 89220d2ebbf120f8bf92ef73dae89dfc34f6a1e7 Mon Sep 17 00:00:00 2001
From: Riccardo Pittau <elfosardo@gmail.com>
Date: Tue, 15 Jun 2021 10:15:52 +0200
Subject: [PATCH] Update min version of tox to use allowlist

The min version of tox is updated to 3.18.0 to replace whitelist_externals
with allowist_externals option [1]

[1] https://github.com/tox-dev/tox/blob/master/docs/changelog.rst#v3180-2020-07-23

Change-Id: Ia05d9b10c421b3ec4678449d6accf912927213c8
---
 tox.ini | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tox.ini b/tox.ini
index d201af1..261dec2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-minversion = 3.9.0
+minversion = 3.18.0
 skipsdist = True
 envlist = py3,pep8
 ignore_basepython_conflict=true
@@ -49,7 +49,7 @@ deps = -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/up
 commands = sphinx-build -W -b html doc/source doc/build/html
 
 [testenv:pdf-docs]
-whitelist_externals = make
+allowlist_externals = make
 deps = {[testenv:docs]deps}
 commands = sphinx-build -b latex doc/source doc/build/pdf
            make -C doc/build/pdf