How to use the phonemizer.backend.segments.Profile function in phonemizer

'grapheme to phoneme file not found: {}'.format(language))

        # load the mapping grapheme -> phoneme from the file, make sure all
        # lines are well formatted
        g2p = {}
        for n, line in enumerate(codecs.open(language, 'r', encoding='utf8')):
            elts = line.strip().split()
            if not len(elts) == 2:
                raise RuntimeError(
                    'grapheme to phoneme file, line {} must have 2 rows '
                    'but have {}: {}'.format(n+1, len(elts), language))

            g2p[elts[0]] = elts[1]

        # build the segments profile from the g2p mapping
        return segments.Profile(
            *[{'Grapheme': k, 'mapping': v} for k, v in g2p.items()])