text: from os.path import dirname
  
  try:
      from pathlib import Path
  except ImportError:
      from pathlib2 import Path
  
  
  ROUGE_EVAL_HOME = str(Path(dirname(__file__)) / 'tools/ROUGE-1.5.5')
  
  
  class Doc(object):
      def __init__(self, id, sents=None):
          if sents is None:
              sents = []
  
          self.id = id
          self.sents = sents
  
      @staticmethod
      def from_see(text):
          from bs4 import BeautifulSoup
          soup = BeautifulSoup(text)
          raw = [(elem.attrs['id'], elem.text) for elem in soup.find_all("a") if 'id' in elem.attrs]
          return Doc(soup.title.text, [Sent(*tup) for tup in raw])
  
  
  class Sent(object):
      def __init__(self, id, text, tokens=None):
          self.id = id
          self.text = text
          if not tokens:
              self.tokens = text.split(" ")
  