in robot_ws/src/navigation_robot/nodes/monitor_distance_to_goal.py [0:0]
def report_metric(self, msg):
if not msg.poses:
rospy.loginfo('Path empty, not calculating distance')
return
distance = self.calc_path_distance(msg)
rospy.loginfo('Distance to goal: %s', distance)
self.metric_pub.publish(distance)