How to use the bugsnag.logger.debug function in bugsnag

def __deliver(self, sessions):
        if not sessions:
            bugsnag.logger.debug("No sessions to deliver")
            return

        if not self.config.api_key:
            bugsnag.logger.debug("Not delivering due to an invalid api_key")
            return

        if not self.config.should_notify:
            bugsnag.logger.debug("Not delivering due to release_stages")
            return

        notifier_version = package_version('bugsnag') or 'unknown'

        payload = {
            'notifier': {
                'name': Notification.NOTIFIER_NAME,
                'url': Notification.NOTIFIER_URL,
                'version': notifier_version
            },
            'device': FilterDict({
                'hostname': self.config.get('hostname'),
                'runtimeVersions': self.config.get('runtime_versions')
            }),
            'app': {
                'releaseStage': self.config.get('release_stage'),

def __deliver(self, sessions):
        if not sessions:
            bugsnag.logger.debug("No sessions to deliver")
            return

        if not self.config.api_key:
            bugsnag.logger.debug("Not delivering due to an invalid api_key")
            return

        if not self.config.should_notify:
            bugsnag.logger.debug("Not delivering due to release_stages")
            return

        notifier_version = package_version('bugsnag') or 'unknown'

        payload = {
            'notifier': {
                'name': Notification.NOTIFIER_NAME,
                'url': Notification.NOTIFIER_URL,

def __deliver(self, sessions):
        if not sessions:
            bugsnag.logger.debug("No sessions to deliver")
            return

        if not self.config.api_key:
            bugsnag.logger.debug("Not delivering due to an invalid api_key")
            return

        if not self.config.should_notify:
            bugsnag.logger.debug("Not delivering due to release_stages")
            return

        notifier_version = package_version('bugsnag') or 'unknown'

        payload = {
            'notifier': {
                'name': Notification.NOTIFIER_NAME,
                'url': Notification.NOTIFIER_URL,
                'version': notifier_version
            },
            'device': FilterDict({
                'hostname': self.config.get('hostname'),