AttributeError: 'module' object has no attribute 'UnsupportedPortDeviceOwner'

[YAMAMOTO Takashi]

"AttributeError: 'module' object has no attribute 'UnsupportedPortDeviceOwner'" is seen on gate.
the exception is not defined in neutron-lib.

[YAMAMOTO Takashi (yamamoto)]

https://review.openstack.org/#/c/357616/

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/357616
Committed: https://git.openstack.org/cgit/openstack/networking-midonet/commit/?id=749da59dc480db5748111818930dcb35a55e38d2
Submitter: Jenkins
Branch: master

commit 749da59dc480db5748111818930dcb35a55e38d2
Author: YAMAMOTO Takashi <email address hidden>
Date: Fri Aug 19 14:34:11 2016 +0900

    Move back to neutron.common.exception for UnsupportedPortDeviceOwner

    The exception UnsupportedPortDeviceOwner is in neutron.common.exceptions,
    not neutron-lib.

    This was not failing because it was not covered by tests.
    But it has been revealed by the recent neutron changes.

    Closes-Bug: #1614832
    Change-Id: Ie041c9e726098eda3d5f01d3c6ccb2c3185ee0ed

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/networking-midonet 3.0.0 release.