handle BrowserUnavailable exceptions in the enqueue_profiles task

weboob/backends/aum/optim/profiles_walker.py

@@ -1,16 +1,16 @@
 # -*- coding: utf-8 -*-
 
 # Copyright(C) 2010  Romain Bignon, Christophe Benz
-# 
+#
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, version 3 of the License.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
@@ -48,11 +48,14 @@ class ProfilesWalker(object):
         self.event = None
 
     def enqueue_profiles(self):
-        with self.browser:
-            profiles_to_visit = self.browser.search_profiles().difference(self.visited_profiles)
-            info(u'Enqueuing profiles to visit: %s' % profiles_to_visit)
-            self.profiles_queue.update(profiles_to_visit)
-        self.save()
+        try:
+            with self.browser:
+                profiles_to_visit = self.browser.search_profiles().difference(self.visited_profiles)
+                info(u'Enqueuing profiles to visit: %s' % profiles_to_visit)
+                self.profiles_queue.update(profiles_to_visit)
+            self.save()
+        except BrowserUnavailable:
+            return
 
     def view_profile(self):
         try: