[kupfer] plugin.virtualbox: cleanup

[Ulrik Sverdrup <usverdrup src gnome org>]

commit 394293721205006572f8d485db59328b4ca83d11
Author: Karol BÄ?dkowski <karol bedkowsk+gh gmail com>
Date:   Sun Oct 11 18:28:17 2009 +0200

    plugin.virtualbox: cleanup

 kupfer/plugin/virtualbox.py |    8 ++------
 1 files changed, 2 insertions(+), 6 deletions(-)
---
diff --git a/kupfer/plugin/virtualbox.py b/kupfer/plugin/virtualbox.py
index 8dbc0fd..a5f4001 100644
--- a/kupfer/plugin/virtualbox.py
+++ b/kupfer/plugin/virtualbox.py
@@ -1,10 +1,6 @@
 # -*- coding: UTF-8 -*-
 
-import os
-import sys
-
 from kupfer.objects import Leaf, Action, Source, AppLeafContentMixin
-from kupfer.helplib import FilesystemWatchMixin
 from kupfer import pretty, plugin_support
 
 __kupfer_name__ = _("VirtualBox")
@@ -31,7 +27,7 @@ def _get_object_session():
 		vbox = vboxapi.VirtualBoxManager(None, None)
 		session = vbox.mgr.getSessionObject(vbox.vbox)
 	except Exception, err:
-		pretty.print_error('_get_object_session error ', err)
+		pretty.print_error('virtualbox: get session error ', err)
 
 	return vbox, session
 
@@ -43,7 +39,7 @@ def _get_existing_session(vm_uuid):
 		session = vbox.mgr.getSessionObject(vbox.vbox)
 		vbox.vbox.openExistingSession(session, vm_uuid)
 	except Exception, err:
-		pretty.print_error('_get_existing_session error', err)
+		pretty.print_error('virtualbox: get session to %s error' % vm_uuid, err)
 
 	return vbox, session