old_contents: #!/usr/bin/env python
  import rospy
  from nav_msgs.msg import Odometry
  
  publisher = None
  
  def send_computed_control_actions(msg):
      pass
      
  
  if __name__ == '__main__':
      rospy.init_node('pose')
      subscriber = rospy.Subscriber('computed_pose', Odometry, send_computed_control_actions)
      publisher = rospy.Publisher('cmd_vel', Odometry, queue_size=1)
      rospy.spin()
  
new_contents: #!/usr/bin/env python
  import rospy
  from nav_msgs.msg import Odometry
  
  publisher = None
  
  def send_computed_control_actions(msg):
      publisher.publish(msg)
      
  
  if __name__ == '__main__':
      rospy.init_node('pose')
      subscriber = rospy.Subscriber('computed_pose', Odometry, send_computed_control_actions)
      publisher = rospy.Publisher('cmd_vel', Odometry, queue_size=1)
      rospy.spin()
  
subject: Implement callback method for computed_pose subscriber