from typing import NamedTuple, List


class FakeLandmarkObject(NamedTuple):
    x: float
    y: float
    z: float
    visibility: bool

class FakeLandmarksObject(NamedTuple):
    landmark: List[FakeLandmarkObject]


class FakeResultObject(NamedTuple):
    pose_landmarks: FakeLandmarksObject