talker with unicode name breaking rospy

talkerunicode.py

#! /usr/bin/env python

import os
import sys
import pprint
import subprocess

command = ['bash', '-c', 'source /opt/ros/indigo/setup.bash && env']

proc = subprocess.Popen(command, stdout=subprocess.PIPE)

for line in proc.stdout:
  (key, _, value) = line.partition("=")
  os.environ[key] = value.rstrip()
  if key == 'PYTHONPATH':
      for newp in [p for p in value.split(':') if p not in sys.path]:
          sys.path.append(newp)

proc.communicate()

pprint.pprint(dict(os.environ))

import rospy
from std_msgs.msg import String

def talker():
    rospy.init_node('talker', argv={u'__name:=talker_name'}, anonymous=True)
    rate = rospy.Rate(10) # 10hz
    pub = rospy.Publisher('chatter', String, queue_size=10)
    while not rospy.is_shutdown():
        hello_str = "hello world %s" % rospy.get_time()
        rospy.loginfo(hello_str)
        pub.publish(hello_str)
        rate.sleep()

if __name__ == '__main__':

    try:
        talker()
    except rospy.ROSInterruptException:
        pass