From 6ebf0f7e4aee0d911cddddde100ae953621a2ee5 Mon Sep 17 00:00:00 2001
From: IWASE Yusuke <iwase.yusuke0@gmail.com>
Date: Fri, 23 Dec 2016 22:35:05 +0900
Subject: [PATCH] optional-requires: Specify lxml version for OpenStack

OpenStack added "lxml!=3.7.0" into its requirements file, and this
patch adds the same specification for avoiding VersionConflict
error while installing.

Signed-off-by: IWASE Yusuke <iwase.yusuke0@gmail.com>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
---
 tools/optional-requires | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/optional-requires b/tools/optional-requires
index a17b1752..36c89ec0 100644
--- a/tools/optional-requires
+++ b/tools/optional-requires
@@ -1,4 +1,4 @@
-lxml      # OF-Config
+lxml!=3.7.0,>=2.3    # OF-Config
 ncclient  # OF-Config
 cryptography!=1.5.2  # Required by paramiko
 paramiko  # NETCONF, BGP speaker (SSH console)