#!/usr/bin/env python
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'''
Copy of talker demo for stats testing purposes. Publishes String to 'chatter'
'''

import rospy
from std_msgs.msg import String

NAME = 'talker'


def talker():
    pub = rospy.Publisher("chatter", String, queue_size=1)
    rospy.init_node(NAME, anonymous=True)
    freq = rospy.get_param("~frequency", 10)
    rate = rospy.Rate(freq)

    count = 0
    while not rospy.is_shutdown():
        pub.publish(String("hello world {}".format(count)))
        count += 1
        rate.sleep()


if __name__ == '__main__':
    talker()
