- quality = ''
- height = format_info.get('height')
- if height is not None:
- quality = compat_str(height)
- bitrate = format_info.get('bitrate')
- if bitrate is not None:
- quality += '-%d' % bitrate
- if format_info.get('versionCode') is not None:
- format_id = '%s-%s' % (quality, format_info['versionCode'])
- else:
- format_id = quality
- media_type = format_info.get('mediaType')
- if media_type is not None:
- format_id += '-%s' % media_type