This is seen here in the Apr 13 11:40 PM test run of jammy-antelope https://review.opendev.org/c/openstack/charm-designate/+/878965:
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 Traceback (most recent call last):
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 File "/var/lib/juju/agents/unit-nrpe-0/charm/hooks/nrpe-external-master-relation-changed", line 6, in <module>
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 services.manage()
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 File "/var/lib/juju/agents/unit-nrpe-0/charm/hooks/services.py", line 103, in manage
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 manager.manage()
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 File "/var/lib/juju/agents/unit-nrpe-0/charm/hooks/charmhelpers/core/services/base.py", line 136, in manage
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 self.reconfigure_services()
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 File "/var/lib/juju/agents/unit-nrpe-0/charm/hooks/charmhelpers/core/services/base.py", line 190, in reconfigure_services
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 self.fire_event('data_ready', service_name)
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 File "/var/lib/juju/agents/unit-nrpe-0/charm/hooks/charmhelpers/core/services/base.py", line 237, in fire_event
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 callback(service_name)
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 File "/var/lib/juju/agents/unit-nrpe-0/charm/hooks/nrpe_utils.py", line 146, in render_nrped_files
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 process_local_monitors()
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 File "/var/lib/juju/agents/unit-nrpe-0/charm/hooks/nrpe_utils.py", line 173, in process_local_monitors
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 monitor_dicts = nrpe_helpers.MonitorsRelation().get_monitor_dicts()
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 File "/var/lib/juju/agents/unit-nrpe-0/charm/hooks/nrpe_helpers.py", line 218, in get_monitor_dicts
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 "principal": self.get_principal_monitors(),
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 File "/var/lib/juju/agents/unit-nrpe-0/charm/hooks/nrpe_helpers.py", line 213, in get_principal_monitors
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 return self.principal_relation.get_monitors()
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 File "/var/lib/juju/agents/unit-nrpe-0/charm/hooks/nrpe_helpers.py", line 340, in get_monitors
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 monitors.add_monitors(yaml.load(rel["monitors"]), "principal")
2023-04-14 03:14:06 WARNING unit.nrpe/0.nrpe-external-master-relation-changed logger.go:60 TypeError: load() missing 1 required positional argument: 'Loader'
Traceback in pastebin for readability: https://paste.ubuntu.com/p/JMk4zqyxP7/
