Python transition_schema примеры использования

Пример #1

    def save(self, context):
        if objects.transition_schema():
            self.add_forward_schema_changes()

        session = db_session.get_session(mysql_traditional_mode=True)
        with session.begin():
            session.merge(self)

Пример #2

Файл: models.py Проект: aneeshep/solum

    def save(self, context):
        if objects.transition_schema():
            self.add_forward_schema_changes()

        session = SolumBase.get_session()
        with session.begin():
            session.merge(self)

Пример #3

    def save(self, context):
        if objects.transition_schema():
            self.add_forward_schema_changes()

        session = SolumBase.get_session()
        with session.begin():
            session.merge(self)