def acknowledge_svc_problem(self, service, sticky, notify, author, comment):
        """Acknowledge a service problem
        Format of the line that triggers function call::

        ACKNOWLEDGE_SVC_PROBLEM;<host_name>;<service_description>;<sticky>;<notify>;
        <persistent:obsolete>;<author>;<comment>

        :param service: service to acknowledge the problem
        :type service: alignak.objects.service.Service
        :param sticky: if sticky == 2, the acknowledge will remain until the service returns to an
        OK state else the acknowledge will be removed as soon as the service state changes
        :param notify: if to 1, send a notification
        :type notify: integer
        :param author: name of the author or the acknowledge
        :type author: str
        :param comment: comment (description) of the acknowledge
        :type comment: str
        :return: None
        """
        notification_period = None
        if getattr(service, 'notification_period', None) is not None:
            notification_period = self.daemon.timeperiods[service.notification_period]
        service.acknowledge_problem(notification_period, self.hosts, self.services, sticky,
                                    notify, author, comment)
Acknowledge a service problem
        Format of the line that triggers function call::

        ACKNOWLEDGE_SVC_PROBLEM;<host_name>;<service_description>;<sticky>;<notify>;
        <persistent:obsolete>;<author>;<comment>

        :param service: service to acknowledge the problem
        :type service: alignak.objects.service.Service
        :param sticky: if sticky == 2, the acknowledge will remain until the service returns to an
        OK state else the acknowledge will be removed as soon as the service state changes
        :param notify: if to 1, send a notification
        :type notify: integer
        :param author: name of the author or the acknowledge
        :type author: str
        :param comment: comment (description) of the acknowledge
        :type comment: str
        :return: None