def METHOD_NAME(pipette: Pipette, length: int) -> List[List[float]]:
    _max_vol = pipette.working_volume + 1
    _step_size_ul = _max_vol / float(length)
    def _vol_at_step(step: int) -> float:
        return float(step) * _step_size_ul
    _ret: List[List[float]] = [[], []]
    for i in range(length):
        _ul = _vol_at_step(i)
        _plunger_displaced_ul = _get_plunger_displacement_at_volume(pipette, _ul)
        _ret[0].append(_ul)
        _ret[1].append(_plunger_displaced_ul - _ul)
    return _ret