GetEventType.
        [Preview API] Get a specific event type.
        :param str event_type:
        :rtype: :class:`<NotificationEventType> <azure.devops.v5_0.notification.models.NotificationEventType>`

def get_event_type(self, event_type):
        """GetEventType.
        [Preview API] Get a specific event type.
        :param str event_type:
        :rtype: :class:`<NotificationEventType> <azure.devops.v5_0.notification.models.NotificationEventType>`
        """
        route_values = {}
        if event_type is not None:
            route_values['eventType'] = self._serialize.url('event_type', event_type, 'str')
        response = self._send(http_method='GET',
                              location_id='cc84fb5f-6247-4c7a-aeae-e5a3c3fddb21',
                              version='5.0-preview.1',
                              route_values=route_values)
        return self._deserialize('NotificationEventType', response)