I found some code in plugins/ml2/managers.py. There writes "super(TypeManager, self).__init__('neutron.ml2.type_drivers',". The "neutron.ml2.type_drivers" is namespace by document. What does namespace mean? Can I write a random namespace linke 'abcdef'? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack-dev/attachments/20150529/1a47c77b/attachment.html>