From 376cf4defa0294372d1783a44dcec40b21292c86 Mon Sep 17 00:00:00 2001
From: "James E. Blair" <jeblair@openstack.org>
Date: Wed, 11 Dec 2013 08:55:12 -0800
Subject: [PATCH] Add -U to pip install command in tox.ini

Ask pip to upgrade packages in the virtualenv so that a long-lived
virtualenv is still kept up to date as external dependencies change.

Change-Id: Ife76a83be95fed7cc4b99bb50a97277d0751e76c
---
 tox.ini | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tox.ini b/tox.ini
index 5766a30f76..14937b13c9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,7 @@ envlist = py26,py27,pep8
 
 [testenv]
 usedevelop = True
-install_command = pip install {opts} {packages}
+install_command = pip install -U {opts} {packages}
 setenv = VIRTUAL_ENV={envdir}
          LANG=en_US.UTF-8
          LANGUAGE=en_US:en