# -*- coding: utf-8 -*-
-# Copyright (c) 2013, 2014 Jack Kaliko <kaliko@azylum.org>
+# Copyright (c) 2013, 2014, 2015 Jack Kaliko <kaliko@azylum.org>
#
# This file is part of sima
#
Defines some object to handle audio file metadata
"""
-import collections.abc # python >= 3.3
+try:
+ from collections.abc import Set # python >= 3.3
+except ImportError:
+ from collections import Set # python 3.2
import logging
import re
UUID_RE = r'^[a-f0-9]{8}-[a-f0-9]{4}-4[a-f0-9]{3}-[89aAbB][a-f0-9]{3}-[a-f0-9]{12}$'
+# The Track Object is collapsing multiple tags into a single string using this
+# separator. It is used then to split back the string to tags list.
+SEPARATOR = chr(0x1F) # ASCII Unit Separator
def is_uuid4(uuid):
regexp = re.compile(UUID_RE, re.IGNORECASE)
if 'mbid' in kwargs and kwargs.get('mbid'):
try:
is_uuid4(kwargs.get('mbid'))
- self.__mbid = kwargs.pop('mbid').upper()
+ self.__mbid = kwargs.pop('mbid').lower()
except WrongUUID4:
- self.log.warning('Wrong mbid {}:{}'.format(self.__name,
- kwargs.get('mbid')))
+ self.log.warning('Wrong mbid %s:%s', self.__name,
+ kwargs.get('mbid'))
# mbid immutable as hash rests on
self.__dict__.update(**kwargs)
"artist" entry:
>>> trk = {'artist':'Art Name',
>>> 'albumartist': 'Alb Art Name', # optional
- >>> 'musicbrainz_artistid': '<UUID4>' , # optional
+ >>> 'musicbrainz_artistid': '<UUID4>', # optional
>>> 'musicbrainz_albumartistid': '<UUID4>', # optional
>>> }
>>> artobj0 = Artist(**trk)
>>> artobj1 = Artist(name='Tool')
"""
- name = kwargs.get('artist', name).split(', ')[0]
- mbid = kwargs.get('musicbrainz_artistid', mbid)
+ if kwargs.get('artist', False):
+ name = kwargs.get('artist').split(SEPARATOR)[0]
+ if kwargs.get('musicbrainz_artistid', False):
+ mbid = kwargs.get('musicbrainz_artistid').split(SEPARATOR)[0]
if (kwargs.get('albumartist', False) and
kwargs.get('albumartist') != 'Various Artists'):
- name = kwargs.get('albumartist').split(', ')[0]
+ name = kwargs.get('albumartist').split(SEPARATOR)[0]
if (kwargs.get('musicbrainz_albumartistid', False) and
kwargs.get('musicbrainz_albumartistid') != '89ad4ac3-39f7-470e-963a-56509c546377'):
- mbid = kwargs.get('musicbrainz_albumartistid').split(', ')[0]
+ mbid = kwargs.get('musicbrainz_albumartistid').split(SEPARATOR)[0]
super().__init__(name=name, mbid=mbid)
-class MetaContainer(collections.abc.Set):
+class MetaContainer(Set):
def __init__(self, iterable):
self.elements = lst = []