time_display.py

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#!/usr/bin/env python

#################################################################
##\file
#
# \note
# Copyright (c) 2013 \n
# Fraunhofer Institute for Manufacturing Engineering
# and Automation (IPA) \n\n
#
#################################################################
#
# \note
# Project name: Care-O-bot Research
# \note
# ROS package name: 
#
# \author
# Author: Thiago de Freitas Oliveira Araujo, 
# email:thiago.de.freitas.oliveira.araujo@ipa.fhg.de
# \author
# Supervised by: Florian Weisshardt, email:florian.weisshardt@ipa.fhg.de
#
# \date Date of creation: February 2013
#
# \brief
# This module prints the current ros time
#
#################################################################
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer. \n
# - Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution. \n
# - Neither the name of the Fraunhofer Institute for Manufacturing
# Engineering and Automation (IPA) nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission. \n
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License LGPL as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License LGPL for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License LGPL along with this program.
# If not, see < http://www.gnu.org/licenses/>.
#
#################################################################

import roslib
PKG = "srs_user_tests"
roslib.load_manifest(PKG)
import rospy

class time_display():

    def __init__(self):
    
        self.current_time = 0
        
    def time_print(self):
        self.current_time = rospy.get_time()
        print "{0:.0f}".format(self.current_time)

if __name__=="__main__":
    rospy.init_node("time_display")
    r = rospy.Rate(3)
    td = time_display()
    
    while not rospy.is_shutdown():
        td.time_print()
        r.sleep()