def grab_obj(): resp = srv(True) return resp.ack
def get_obj_id(obj_ids): data = ",".join(obj_ids) resp = srv(data) return resp.obj_id
def drop_obj(): resp = srv(False) return resp.ack
def get_obj_pos(): resp = srv() return resp.pos
def get_obj_weight(): resp = srv() return resp.weight*2
def is_obj_sns(): resp = srv() return resp.state
def set_pose(pose): resp = srv(pose) return resp.ack
def get_obj_weight(): resp = srv() return resp.weight * 2