'Construct a new SentiWordNet Corpus Reader, using data from
the specified file.'

def __init__(self, root, fileids, encoding='utf-8'):

    super(SentiWordNetCorpusReader, self).__init__(root, fileids, encoding=encoding)
    if (len(self._fileids) != 1):
        raise ValueError('Exactly    one    file    must    be    specified')
    self._db = {}
    self._parse_src_file()
