From 793229652d4a4c0e02c05271bad33336c8b80056 Mon Sep 17 00:00:00 2001
From: Corey Goldberg <cgoldberg@gmail.com>
Date: Wed, 9 Dec 2015 08:23:28 -0500
Subject: [PATCH] fix redirect subprocess output to dev/null

---
 xvfbwrapper.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/xvfbwrapper.py b/xvfbwrapper.py
index d61b9ae..f8cbce4 100644
--- a/xvfbwrapper.py
+++ b/xvfbwrapper.py
@@ -47,7 +47,10 @@ class Xvfb:
     def start(self):
         self.vdisplay_num = self.search_for_free_display()
         self.xvfb_cmd = ['Xvfb', ':%d' % self.vdisplay_num] + self.xvfb_cmd
-        self.proc = subprocess.Popen(self.xvfb_cmd)
+        with open(os.devnull, 'w') as fnull:
+            self.proc = subprocess.Popen(self.xvfb_cmd,
+                                         stdout=fnull,
+                                         stderr=fnull)
         time.sleep(0.2)  # give Xvfb time to start
         ret_code = self.proc.poll()
         if ret_code is None: