overcloud node delete does not work after swift disabled on undercloud

[Rabi Mishra]

After removal of swift this is broken.

Overcloud configuration completed for stack: overcloud-0
Running scale down
Exception occured while running the command
Traceback (most recent call last):
  File "/usr/lib/python3.6/site-packages/tripleoclient/command.py", line 34, in run
    super(Command, self).run(parsed_args)
  File "/usr/lib/python3.6/site-packages/osc_lib/command/command.py", line 39, in run
    return super(Command, self).run(parsed_args)
  File "/usr/lib/python3.6/site-packages/cliff/command.py", line 185, in run
    return_code = self.take_action(parsed_args) or 0
  File "/usr/lib/python3.6/site-packages/tripleoclient/v1/overcloud_node.py", line 176, in take_action
    verbosity=oooutils.playbook_verbosity(self=self)
  File "/usr/lib/python3.6/site-packages/tripleoclient/workflows/scale.py", line 88, in scale_down
    scale_down_action.run(context=context)
  File "/usr/lib/python3.6/site-packages/tripleo_common/actions/scale.py", line 176, in run
    return self._update_stack(parameters=stack_params, context=context)
  File "/usr/lib/python3.6/site-packages/tripleo_common/actions/scale.py", line 70, in _update_stack
    swift = self.get_object_client(context)
  File "/usr/lib/python3.6/site-packages/tripleo_common/actions/base.py", line 49, in get_object_client
    'swift'
  File "/usr/lib/python3.6/site-packages/tripleo_common/utils/keystone.py", line 252, in get_endpoint_for_project
    % (service_name, service_type, region)
RuntimeError: No endpoints found [service_name=swift, service_type=None, region_name=None]
No endpoints found [service_name=swift, service_type=None, region_name=None]

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/python-tripleoclient 16.0.0 release.