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# Copyright (c) 2015 Mirantis Inc.
#
# 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.
"""
Neutron client
"""
from oslo_log import log as logging
LOG = logging.getLogger(__name__)
def choose_external_net(neutron_client):
"""
Choose External Network
"""
ext_nets = neutron_client.list_networks(
**{'router:external': True})['networks']
if not ext_nets:
raise Exception('No external networks found')
return ext_nets[0]['name']
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