How to use the result.Ok function in result

def test_eq():
    assert Ok(1) == Ok(1)
    assert Err(1) == Err(1)
    assert Ok(1) != Err(1)
    assert Ok(1) != Ok(2)
    assert Err(1) != Err(2)
    assert not (Ok(1) != Ok(1))
    assert Ok(1) != "abc"
    assert Ok("0") != Ok(0)

def test_hash():
    assert len({Ok(1), Err("2"), Ok(1), Err("2")}) == 2
    assert len({Ok(1), Ok(2)}) == 2
    assert len({Ok("a"), Err("a")}) == 2

def handle_primitive(cls: Type[T]) -> Result[str, T]:
        if cls in (str, int, float):
            try:
                return Ok(cast(T, cast(Any, cls)(value)))
            except ValueError:
                return Err(f"Could not parse {cls} from {value}")
        elif cls is Path:
            return Ok(cast(T, make_absolute_path(Path(value))))
        else:
            return unhandled_type(cls)

def _get_field(fld: Field[object]) -> Result[str, object]:
                if fld.name in d:
                    return _try_yaml_to_typed(
                        fld.type, d[fld.name], yaml_file_path, child(fld.name)
                    )
                else:
                    if all_optional:
                        return Ok(None)
                    else:
                        assert fld.default not in (
                            MISSING,
                            NO_DEFAULT,
                        ), f"At {desc}: Did not find field {fld.name} (and it has no default)"
                        return Ok(fld.default)

def g(elements: Sequence[TElement]) -> Failable[Sequence[TElement]]:
                out: List[TElement] = []
                for i, em in enumerate(elements):
                    b = get_value_for_element(t, elements, i)
                    if b.is_err():
                        return Err(as_err(b))
                    elif check_cast(bool, b.unwrap()):
                        out.append(em)
                return Ok(out)

    return lambda t, u, v: Ok(f(t, u, v))

def MemoryPressure(self) -> FailableFloat:
        ghh = self.trace_gc.GlobalHeapHistory
        if ghh is None:
            return Err("No GlobalHeapHistory")
        elif ghh.HasMemoryPressure:
            return Ok(ghh.MemoryPressure)
        else:
            return Err("GlobalHeapHistory#HasMemoryPressure was false")

    return lambda t: Ok(f(t))

def handle_primitive(cls: Type[T]) -> Result[str, T]:
        if cls in (str, int, float):
            try:
                return Ok(cast(T, cast(Any, cls)(value)))
            except ValueError:
                return Err(f"Could not parse {cls} from {value}")
        elif cls is Path:
            return Ok(cast(T, make_absolute_path(Path(value))))
        else:
            return unhandled_type(cls)

def get_processed_trace(
    clr: Clr, test_result: TestResult, need_mechanisms_and_reasons: bool, need_join_info: bool
) -> Result[str, ProcessedTrace]:
    test_status = option_to_result(
        test_result.load_test_status(), lambda: "Need a test status file"
    )

    if test_result.trace_path is None:
        if need_join_info:
            return Err("Can't get join info without a trace.")
        else:
            return Ok(
                ProcessedTrace(
                    clr=clr,
                    test_result=test_result,
                    test_status=test_status,
                    process_info=None,
                    process_names=cast(ThreadToProcessToName, None),
                    process_query=None,
                    join_info=Err("Did not request join info"),
                    mechanisms_and_reasons=None,
                    gcs_result=Err("Did not collect a trace"),
                )
            )
    else:
        return Ok(
            _get_processed_trace_from_process(
                clr,