def render(self, *args, **kwargs):
        output = super(HeavySelect2Mixin, self).render(*args, **kwargs)
        self.set_to_cache()
        return output
If rpc_address or schema_version isn't set, the host should be skipped
dataset/ETHPy150Open applegrew/django-select2/django_select2/forms.py/HeavySelect2Mixin.render--crossover with--dataset/ETHPy150Open datastax/python-driver/tests/unit/test_control_connection.py/ControlConnectionTest.test_wait_for_schema_agreement_skipping