code: def words(fpth):
      
      from collections import Counter
      words__ = Counter()
      with open(fpth) as fp:
          for line in fp:
              words__.update(line.strip().split(' '))
      return words__
docs: ww = words(os.path.join(app_root, 'ig/helper.py'))
      for k, v in (ww.most_common(3)):
          print(k, v)
  
      :param fpth:
      :type fpth:
      :return:
      :rtype: