text: #!/usr/bin/env python
  
  import PyKDL
  
  from urdf_parser_py.urdf import URDF
  from pykdl_utils.kdl_parser import kdl_tree_from_urdf_model
  #robot = URDF.load_from_parameter_server(verbose=False)
  #tree = kdl_tree_from_urdf_model(robot)
  #print tree.getNrOfSegments()
  #chain = tree.getChain(base_link, end_link)
  #print chain.getNrOfJoints()
  
  print("Hello")
  