old_contents: # Copyright (c) 2018 Intel Corporation.
  #
  #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  
  from neutron_lib._i18n import _
  from neutron_lib import exceptions
  
  
  class NetworkSegmentRangeNetTypeNotSupported(exceptions.NeutronException):
      message = _("Network type %(type)s does not support "
                  "network segment ranges.")
  
  
  class NetworkSegmentRangeNotFound(exceptions.NotFound):
      message = _("Network Segment Range %(range_id)s could not be found.")
  
  
  class NetworkSegmentRangeReferencedByProject(exceptions.NeutronException):
      message = _("Network Segment Range %(range_id)s is referenced by "
                  "one or more tenant networks.")
  
  
  class NetworkSegmentRangeDefaultReadOnly(exceptions.NeutronException):
      message = _("Network Segment Range %(range_id)s is a "
                  "default segment range which could not be updated or deleted.")
  
  
  class NetworkSegmentRangeOverlaps(exceptions.Conflict):
      message = _("Network segment range overlaps with range(s) "
                  "with id %(range_id)s")
  
new_contents: # Copyright (c) 2018 Intel Corporation.
  #
  #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  
  from neutron_lib._i18n import _
  from neutron_lib import exceptions
  
  
  class NetworkSegmentRangeNetTypeNotSupported(exceptions.BadRequest):
      message = _("Network type %(type)s does not support "
                  "network segment ranges.")
  
  
  class NetworkSegmentRangeNotFound(exceptions.NotFound):
      message = _("Network Segment Range %(range_id)s could not be found.")
  
  
  class NetworkSegmentRangeReferencedByProject(exceptions.InUse):
      message = _("Network Segment Range %(range_id)s is referenced by "
                  "one or more tenant networks.")
  
  
  class NetworkSegmentRangeDefaultReadOnly(exceptions.BadRequest):
      message = _("Network Segment Range %(range_id)s is a "
                  "default segment range which could not be updated or deleted.")
  
  
  class NetworkSegmentRangeOverlaps(exceptions.Conflict):
      message = _("Network segment range overlaps with range(s) "
                  "with id %(range_id)s")
  
subject: Change exception types in network_segment_range