def add(self, *objs: "Object3D") -> None:
        """Add one or more objects as children of this one."""
        if any(o is self for o in objs):
            raise ValueError("Loop detected; can't add self as a child")

        self.children.extend(objs)
Add one or more objects as children of this one.
fiftyone/core/threed/object_3d.py