code: def loadfile(filepath, mmap_mode=None):
      
      import joblib
  
      try:
          return joblib.load(filepath, mmap_mode=mmap_mode)
      except IOError:
          return None
docs: :param filepath:
      :param mmap_mode: {None, ‘r+’, ‘r’, ‘w+’, ‘c’} see. joblib.load
      :return: