Comment 1 for bug 1944617

STDERR:

Traceback (most recent call last):
  File "/home/zuul/get-overcloud-nodes.py", line 60, in <module>
    servers_list = provisioner.list_instances()
  File "/usr/lib/python3.6/site-packages/metalsmith/_provisioner.py", line 621, in list_instances
    nodes = self.connection.baremetal.nodes(associated=True, details=True)
  File "/usr/lib/python3.6/site-packages/openstack/service_description.py", line 87, in __get__
    proxy = self._make_proxy(instance)
  File "/usr/lib/python3.6/site-packages/openstack/service_description.py", line 271, in _make_proxy
    region_name=region_name))
openstack.exceptions.NotSupported: The baremetal service for :None exists but does not have any supported versions.

MSG:

non-zero return code
...ignoring

TASK [tripleo-inventory : list the overcloud nodes] ************************