empty_string_publisher.py
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1 #!/usr/bin/env python
2 ###############################################################################
3 # Software License Agreement (BSD License)
4 #
5 # Copyright (c) 2016, JSK Lab, University of Tokyo.
6 # All rights reserved.
7 #
8 # Redistribution and use in source and binary forms, with or without
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14 # * Redistributions in binary form must reproduce the above
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16 # disclaimer in the documentation and/o2r other materials provided
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22 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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33 # POSSIBILITY OF SUCH DAMAGE.
34 ###############################################################################
35 
36 __author__ = 'Kentaro Wada <www.kentaro.wada@gmail.com>'
37 
38 import rospy
39 from std_msgs.msg import String
40 
41 
42 class EmptyStringPublisher(object):
43 
44  def __init__(self):
45  self.pub = rospy.Publisher('~output', String, queue_size=1)
46  self.timer_pub = rospy.Timer(
47  rospy.Duration(0.1), self.publish_callback)
48 
49  def publish_callback(self, event):
50  self.pub.publish(String())
51 
52 
53 if __name__ == '__main__':
54  rospy.init_node('empty_string_publisher')
56  rospy.spin()


test_nodelet_topic_tools
Author(s): Radu Bogdan Rusu, Tully Foote
autogenerated on Sat Jul 18 2020 03:17:59