code: def print_title(title, overline="", underline=""):
      len_title = len(title)
      if overline:
          print(str(overline) * len_title)
      print(title)
      if underline:
          print(str(underline) * len_title)
  
file_path: Theano/theano/gof/compiledir.py
imports: from __future__ import absolute_import, print_function, division
  import six.moves.cPickle
  import logging
  import os
  import shutil
  import numpy
  import theano
  from six import string_types, iteritems
  from theano import config
  from theano.gof.utils import flatten
label_desc: Use image node_id 2 for calling a global function with example usage: print_title(title, overline, underline) without return types