======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '390'
                                          'artist'  'Ani DiFranco'
                                     'text_people'  ''
                                         'release'  'Little Plastic Castle'
                                           'title'  'Swan Dive'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']"
                                     'discogstags'  "['rock', 'folk rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '12'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-eos'
                                             'bpm'  '145.8'
                                             'key'  '7B'
                                        'acoustid'  '970c552c-5f69-4e90-b2a6-1bd1170ff348'
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Little Plastic Castle'
'TBPM' (BPM (beats per minute))                     '145.8'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-eos'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998-02-17'
'TIT2' (Title/songname/content description)         'Swan Dive'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ani DiFranco'
'TPE2' (Band/orchestra/accompaniment)               'Ani DiFranco'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Righteous Babe Records'
'TRCK' (Track number/Position in set)               '9/12'
'TSO2'                                              'DiFranco, Ani'
'TSOP' (Performer sort order)                       'DiFranco, Ani'
'TXXX:ASIN'                                         'B0000058MY'
'TXXX:Acoustid Id'                                  '970c552c-5f69-4e90-b2a6-1bd1170ff348'
'TXXX:Artists'                                      'Ani DiFranco'
'TXXX:BARCODE'                                      '748731701222'
'TXXX:CATALOGNUMBER'                                'RBR012-D'
'TXXX:MusicBrainz Album Artist Id'                  'a7bdc71f-697a-45d9-92b2-a01fbbe50272'
'TXXX:MusicBrainz Album Id'                         'a872c9da-8fff-4978-b1aa-9856c5431f31'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a7bdc71f-697a-45d9-92b2-a01fbbe50272'
'TXXX:MusicBrainz Release Group Id'                 '585b0223-d5a5-3839-880f-590a64a62bc7'
'TXXX:MusicBrainz Release Track Id'                 'af13f8b8-cc53-319a-b067-96d4acadb158'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'folk rock']
'TXXX:lastfmtags'                                   ['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']
'TXXX:mood'                                         'Relaxed/Not aggressive/Not party/Electronic/Not happy/Acoustic/Sad'
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.10 dB'
'TXXX:replaygain_track_peak'                        '0.635857'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'aa96f6b0-c204-468e-95eb-53d8eceae898')

========================== row from database ==========================
                                              'id'  1367109
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/00songwriter-eos/Ani DiFranco/little plastic castle 1998/Little Plastic Castle-09-Swan Dive.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  390
                                           'genre'  ifs-songwriter-eos
                                        'filesize'  9492516
                                           'mtime'  1623430162
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 00songwriter eos little plastic castle 1998 09 ifs songwriter eos
                                      'tag_artist'  Ani DiFranco
                                     'tag_release'  Little Plastic Castle
                                       'tag_title'  Swan Dive
                                             'bpm'  145.8
                                    'search_title'  'dive':2 'swan':1
                                   'search_artist'  'ani':1 'di':3 'difranco':2 'franco':4
                                  'search_release'  'castle':3 'little':1 'plastic':2
                                     'search_rest'  '00singer':1 '00songwriter':4 '1998':8 'castle':7 'eos':3 'ifs':9 'little':5 'plastic':6 'songwriter':2
                                    'search_combo'  '00singer':10 '00songwriter':13 '1998':17 'ani':3B 'castle':9C,16 'di':5B 'difranco':4B 'dive':2A 'eos':12 'franco':6B 'ifs':18 'little':7C,14 'plastic':8C,15 'songwriter':11 'swan':1A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'folk rock', 'female vocalists', 'folk', 'singer songwriter']
                                        'tag_date'  1998
                                     'discogstags'  ['rock', 'folk rock']

============================== file details ==============================
                                           'mtime'  1623430161.9806724  (2021-06-11 18:49:21)
                             'size'  9492516