def flush(self, engine):
        """Delete all metadata associated with engine."""
        self.pool.terminate()
        self.pool.join()
        db_key, ipydb_engine = get_metadata_engine(engine)
        del self.databases[db_key]
        delete_schema(ipydb_engine)
        create_schema(ipydb_engine)
        self.pool = ThreadPool(multiprocessing.cpu_count() % 2)
dataset/ETHPy150Open jaysw/ipydb/ipydb/metadata/__init__.py/MetaDataAccessor.flush/operator `*` -> `%`