From 2e039da988b585fde5a09e94d7fd7b56262752f2 Mon Sep 17 00:00:00 2001
From: pjotrp
Date: Thu, 25 Feb 2016 11:22:02 +0000
Subject: external program should fail on return value not zero

---
 wqflask/utility/external.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'wqflask')

diff --git a/wqflask/utility/external.py b/wqflask/utility/external.py
index bd8cf584..50afea08 100644
--- a/wqflask/utility/external.py
+++ b/wqflask/utility/external.py
@@ -5,5 +5,5 @@ import sys
 import subprocess
 
 def shell(command):
-    if not subprocess.call(command, shell=True):
+    if subprocess.call(command, shell=True) != 0:
         raise Exception("ERROR: failed on "+command)
-- 
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