def models(self):
        """Overrides the same function in Basic to use a modified version of
        schema.yml without snapshot config."""
        return {
            "sources.yml": sources_pg__source_yml,
            "ref_snapshot.sql": models__ref_snapshot_sql,
        }
Overrides the same function in Basic to use a modified version of
        schema.yml without snapshot config.
tests/functional/snapshots/test_basic_snapshot.py