From 708ef0cd6ae87aecf84ec094c4be3ee2a27d543f Mon Sep 17 00:00:00 2001
From: Markus Hovorka <markus@hovorka.cc>
Date: Mon, 23 Sep 2019 21:16:39 +0200
Subject: [PATCH] FEM: Redirect ElmerGrid output to /dev/null

Up until now the output would appear in the cli in which FreeCAD was
started. This is unnecessary and makes test output very confusing.
---
 src/Mod/Fem/femsolver/elmer/writer.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Mod/Fem/femsolver/elmer/writer.py b/src/Mod/Fem/femsolver/elmer/writer.py
index cfd077f34e..469300496e 100644
--- a/src/Mod/Fem/femsolver/elmer/writer.py
+++ b/src/Mod/Fem/femsolver/elmer/writer.py
@@ -135,7 +135,7 @@ class Writer(object):
                     _ELMERGRID_OFORMAT,
                     unvPath,
                     "-out", self.directory]
-            subprocess.call(args)
+            subprocess.call(args, stdout=subprocess.DEVNULL)
 
     def _writeStartinfo(self):
         path = os.path.join(self.directory, _STARTINFO_NAME)