def _spawn_obstacles(self):
    for (obstacle_name, obstacle_pose) in zip(self.obstacle_names, self.obstacle_poses):
        self.spawn_sdf_model(obstacle_name, self.obstacle_sdf, '/{}'.format(obstacle_name), obstacle_pose, '')
        self.track_data.initialize_object(obstacle_name, obstacle_pose, self.obstacle_dimensions)
def _spawn_obstacles(self):
    for (obstacle_name, obstacle_pose) in zip(self.obstacle_names, self.obstacle_poses):
        self.spawn_sdf_model(obstacle_name, self.obstacle_sdf, '/{}'.format(obstacle_name), obstacle_pose, )
        self.track_data.initialize_object(obstacle_name, obstacle_pose, self.obstacle_dimensions)