ROS2学习笔记:Python最小支持Parameters的节点
通过如下命令新建一个package框架: ros2 pkg create –build-type ament_python –license Apache-2.0 python_parameters –dependencies rclpy Python的示例代码为: import rclpy import rclpy.node class MinimalParam(rclpy.node.Node): def __init__(self): super().__init__(‘minimal_param_node’) self.declare_parameter(‘my_parameter’, ‘world’) self.timer = self.create_timer(1, self.timer_callback) def timer_callback(self): my_param = self.get_parameter(‘my_parameter’).get_parameter_value().string_value self.get_logger().info(‘Hello %s!’ % my_param) my_new_param = rclpy.parameter.Parameter( ‘my_parameter’, rclpy.Parameter.Type.STRING, ‘world’ ) all_new_parameters = [my_new_param] self.set_parameters(all_new_parameters) def main(): rclpy.init() node = MinimalParam() rclpy.spin(node) if […]
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