fake_remaining_run_time.py

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#!/usr/bin/env python
# -*- coding: utf-8 -*-
 
import rospy
from std_msgs.msg import Float64
 
if __name__ == "__main__":
    rospy.init_node("fake_remaining_run_time")
    
    pub = rospy.Publisher("remaining_run_time", Float64, queue_size=1)
    remaining_run_time = rospy.get_param("~remaining_run_time", 6.6)
    publish_rate = rospy.get_param("~publish_rate", 1)
 
    loop_rate = rospy.Rate(publish_rate)
    remaining_run_time_msg = remaining_run_time
    while not rospy.is_shutdown():
        pub.publish(remaining_run_time_msg)
        loop_rate.sleep()