def add_all(self, instances):

        if self._warn_on_events:
            self._flush_warning("Session.add_all()")

        for instance in instances:
            self.add(instance, _warn=False)
Add the given collection of instances to this ``Session``.
dataset/ETHPy150Open goFrendiAsgard/kokoropy/kokoropy/packages/sqlalchemy/orm/session.py/Session.add_all