Publish notifications via Python logging infrastructure.
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No documentation found in cinder.openstack.common.notifier.no_op_notifier = oslo_messaging.notify._impl_noop:NoOpDriver
Send notifications using the 1.0 message format.
This driver sends notifications over the configured messaging transport, but without any message envelope (also known as message format 1.0).
This driver should only be used in cases where there are existing consumers deployed which do not support the 2.0 message format.
Send notifications using the 2.0 message format.
Store notifications in memory for test verification.