def _complete_url(self, url_part, registration_prefix):
        parts = {
            'b': registration_prefix,
            'a': self.prefix,
            'e': url_part
        }
        return ''.join(parts[key] for key in self.url_part_order if parts[key])
Return the currently active persona or 0 if there is no controlled persona.
dataset/ETHPy150Open flask-restful/flask-restful/flask_restful/__init__.py/Api._complete_url--crossover with--dataset/ETHPy150Open ciex/souma/web_ui/helpers.py/get_active_persona