def filter_queryset(self, request, queryset, view):
        self.request = request
        self.view = view

        self.DEBUG = settings.DEBUG

        if self.DEBUG:
            # in DEBUG mode, save a representation of the prefetch tree
            # on the viewset
            self.view._prefetches = self._prefetches = {}

        return self._filter_queryset(queryset=queryset)
Check that the client key only contains safe characters
dataset/ETHPy150Open AltSchool/dynamic-rest/dynamic_rest/filters.py/DynamicFilterBackend.filter_queryset--crossover with--dataset/ETHPy150Open idan/oauthlib/oauthlib/oauth1/rfc5849/request_validator.py/RequestValidator.check_client_key