def refresh_untracked_user_agents(sender, instance, created=False, **kwargs):

        log.debug('Updating untracked user agents cache')
        cache.set('_tracking_untracked_uas',
            UntrackedUserAgent.objects.all(),
            3600)
Updates the cache of user agents that we don't track
dataset/ETHPy150Open bashu/django-tracking/tracking/listeners.py/refresh_untracked_user_agents