'Returns True if the given request *shouldn\'t* notify the site managers.'

def is_ignorable_request(self, request, uri, domain, referer):

    if ((not referer) or ((not self.is_internal_request(domain, referer)) and ('?' in referer))):
        return True
    return any((pattern.search(uri) for pattern in settings.IGNORABLE_404_URLS))
