def _guess_tracknumber_and_title(self, metadata):
if 'tracknumber' not in metadata or 'title' not in metadata:
tracknumber, title = tracknum_and_title_from_filename(
self.base_filename)
if 'tracknumber' not in metadata:
metadata['tracknumber'] = tracknumber
if 'title' not in metadata:
metadata['title'] = title
def test_returns_expected_tracknumber(self):
tests = (
((None, 'Foo'), 'Foo.mp3'),
(('1', 'Track 0001'), 'Track 0001.mp3'),
(('99', 'Foo'), '99 Foo.mp3'),
(('42', 'Foo'), '0000042 Foo.mp3'),
(('2', 'Foo'), '0000002 Foo.mp3'),
((None, '20000 Feet'), '20000 Feet.mp3'),
((None, '20,000 Feet'), '20,000 Feet.mp3'),
)
for expected, filename in tests:
result = tracknum_and_title_from_filename(filename)
self.assertEqual(expected, result)
def test_namedtuple(self):
result = tracknum_and_title_from_filename('0000002 Foo.mp3')
self.assertEqual(result.tracknumber, '2')
self.assertEqual(result.title, 'Foo')
def _guess_tracknumber_and_title(self, metadata):
missing = {'tracknumber', 'title'} - set(metadata)
if missing:
guessed = tracknum_and_title_from_filename(self.base_filename)
for m in missing:
metadata[m] = getattr(guessed, m)