code: def debug_sphere_out(self, p: Union[Unit, Point2, Point3], r: Union[int, float], color=None):
          
          self._debug_spheres.append(
              debug_pb.DebugSphere(p=self.to_debug_point(p), r=r, color=self.to_debug_color(color))
          )
docs: Draws a sphere at point p with radius r. Don't forget to add 'await self._client.send_debug'.