def create(self):
        # Calls each of these methods in order.  _populate_from_lines and
        # _update_relations must be implemented in subclasses.
        self._init_tables()
        self._populate_from_lines(self.iterator)
        self._update_relations()
        self._finalize()
Calls various methods sequentially in order to fully build the
dataset/ETHPy150Open daler/gffutils/gffutils/create.py/_DBCreator.create