def __delete__(self, instance):
        self._set_instance_tag_cache(instance, '')
Update the state of the browser. Create a new state object, and
dataset/ETHPy150Open hzlf/openbroadcast/website/tagging_ng/fields.py/TagField.__delete__--crossover with--dataset/ETHPy150Open jmcarp/robobrowser/robobrowser/browser.py/RoboBrowser._update_state