new_contents: #!/usr/bin/env python
  # Tai Sakuma <sakuma@fnal.gov>
  import os, sys
  import argparse
  import pickle
  import tarfile
  
  ##__________________________________________________________________||
  parser = argparse.ArgumentParser()
  parser.add_argument('pickle', help = 'path to a pickle file')
  args = parser.parse_args()
  
  
  ##__________________________________________________________________||
  pickle_path = os.path.abspath(args.pickle)
  
  ##__________________________________________________________________||
  os.chdir(os.path.dirname(os.path.dirname(os.path.dirname(pickle_path))))
  
  ##__________________________________________________________________||
  dirname = 'python_modules'
  tarname = dirname + '.tar.gz'
  if os.path.exists(tarname) and not os.path.exists(dirname):
      tar = tarfile.open(tarname)
      tar.extractall()
      tar.close()
  sys.path.insert(0, dirname)
  
  ##__________________________________________________________________||
  f = open(pickle_path, 'rb')
  package = pickle.load(f)
  
  print package
  
  ##__________________________________________________________________||
  
subject: add a new file example_load_result.py