def list_programs(
        self,
        created_before: datetime.datetime | datetime.date | None = None,
        created_after: datetime.datetime | datetime.date | None = None,
        has_labels: dict[str, str] | None = None,
    ):
        """Lists all programs regardless of filters.

        This isn't really correct, but we don't want to test test functionality."""
        return self._programs.values()
Lists all programs regardless of filters.

        This isn't really correct, but we don't want to test test functionality.
cirq-google/cirq_google/engine/simulated_local_engine_test.py