[GRASS-SVN] r54736 - grass/branches/releasebranch_6_4/gui/scripts

[svn_grass at osgeo.org]

Author: martinl
Date: 2013-01-21 09:58:20 -0800 (Mon, 21 Jan 2013)
New Revision: 54736

Modified:
   grass/branches/releasebranch_6_4/gui/scripts/g.extension.py
Log:
g.extension: fix installation process when metadata file is broken or not available
             (merge r54735 from devbr6)


Modified: grass/branches/releasebranch_6_4/gui/scripts/g.extension.py
===================================================================
--- grass/branches/releasebranch_6_4/gui/scripts/g.extension.py	2013-01-21 17:55:55 UTC (rev 54735)
+++ grass/branches/releasebranch_6_4/gui/scripts/g.extension.py	2013-01-21 17:58:20 UTC (rev 54736)
@@ -356,7 +356,12 @@
     data = None
     try:
         f = urlopen(url)
-        tree = etree.fromstring(f.read())
+        try:
+            tree = etree.fromstring(f.read())
+        except:
+            grass.warning(_("Unable to parse '%s'. Metadata file not updated.") % url)
+            return
+        
         for mnode in tree.findall('task'):
             name = mnode.get('name')
             if name != options['extension']: