#!/usr/bin/env python # -*- coding: utf-8 -*- import random from dora import Node import pyarrow as pa node = Node() for i in range(500): event = node.next() if event is None: break if event["type"] == "INPUT": event_id = event["id"] if event_id == "turtle_pose": print( f"""Pose: {event["value"].tolist()}""".replace("\r", "").replace( "\n", " " ) ) elif event_id == "tick": direction = { "linear": { "x": 1.0 + random.random(), }, "angular": {"z": (random.random() - 0.5) * 5}, } node.send_output( "direction", pa.array([direction]), )