[GRASS-SVN] r52346 - grass/branches/develbranch_6/lib/python

[svn_grass at osgeo.org]

Author: mmetz
Date: 2012-07-08 01:25:34 -0700 (Sun, 08 Jul 2012)
New Revision: 52346

Modified:
   grass/branches/develbranch_6/lib/python/task.py
Log:
python lib: 'Unable to fetch interface description' is only true if g.parser exits with EXIT_FAILURE

Modified: grass/branches/develbranch_6/lib/python/task.py
===================================================================
--- grass/branches/develbranch_6/lib/python/task.py	2012-07-08 08:25:06 UTC (rev 52345)
+++ grass/branches/develbranch_6/lib/python/task.py	2012-07-08 08:25:34 UTC (rev 52346)
@@ -437,9 +437,9 @@
         else:
             args = [cmd, '--interface-description']
         
-        cmdout, cmderr = Popen(args, stdout = PIPE,
-                               stderr = PIPE).communicate()
-        if cmderr:
+        p = Popen(args, stdout = PIPE, stderr = PIPE)
+        cmdout, cmderr = p.communicate()
+        if p.returncode != 0:
             raise ScriptError, _("Unable to fetch interface description for command '%(cmd)s'."
                                  "\n\nDetails: %(det)s") % { 'cmd' : cmd, 'det' : decode(cmderr) }
     except OSError, e: