Class IteratorResult

test/perf/compiled_extensions/result.py:225–266

class IteratorResult(_CommonResult):
    NUMBER = 1_000

    impl: result.IteratorResult

    @staticmethod
    def python():
        py_result = _CommonResult._load_python_module()

        PyIteratorResult = _CommonResult._make_subclass(
            "PyIteratorResult",
            py_result.BaseResultInternal,
            result.IteratorResult,
        )

        assert PyIteratorResult._allrows.__class__ is FunctionType
        return PyIteratorResult

    @staticmethod
    def cython():
        from sqlalchemy.engine import _result_cy

        assert _result_cy._is_compiled()

        assert result.IteratorResult._allrows.__class__ is not FunctionType
        return result.IteratorResult

    IMPLEMENTATIONS = {
        "python": python.__func__,
        "cython": cython.__func__,
    }

    @classmethod
    def get_init_args_callable(
        cls, definition: Definition, data: list
    ) -> Callable:
        meta = result.SimpleResultMetaData(
            definition.columns,
            _processors=definition.processors,
            _tuplefilter=definition.tuplefilter,
        )
        return lambda: (meta, iter(data))


class CursorResult(_CommonResult):