def list_formats(self, info_dict):
        def line(format, idlen=20):
            return (('%-' + compat_str(idlen + 1) + 's%-10s%-12s%s') % (
                format['format_id'],
                format['ext'],
                self.format_resolution(format),
                self._format_note(format),
            ))

        formats = info_dict.get('formats', [info_dict])
        idlen = max(len('format code'),
                    max(len(f['format_id']) for f in formats))
        formats_s = [
            line(f, idlen) for f in formats
            if f.get('preference') is None or f['preference'] >= -1000]
        if len(formats) > 1:
            formats_s[0] += (' ' if self._format_note(formats[0]) else '') + '(worst)'
            formats_s[-1] += (' ' if self._format_note(formats[-1]) else '') + '(best)'

        header_line = line({
            'format_id': 'format code', 'ext': 'extension',
            'resolution': 'resolution', 'format_note': 'note'}, idlen=idlen)
        self.to_screen('[info] Available formats for %s:\n%s\n%s' %
                       (info_dict['id'], header_line, '\n'.join(formats_s)))
dataset/ETHPy150Open yasoob/youtube-dl-GUI/youtube_dl/YoutubeDL.py/YoutubeDL.list_formats/original