======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '227'
                                          'artist'  'Benjamin Biolay'
                                     'text_people'  ''
                                         'release'  'Volver'
                                           'title'  'La Mémoire'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['chanson', 'chanson francaise', 'pop', 'french', 'singer songwriter']"
                                     'discogstags'  "['chanson', 'electronic', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '15'
                                            'date'  '2017'
                                        'comments'  ''
                                           'genre'  'loc-eur-france'
                                             'bpm'  '145.8'
                                             'key'  '6B'
                                        'acoustid'  '24087cf8-3ccb-464c-8d25-850c5213f91d'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Volver'
'TBPM' (BPM (beats per minute))                     '145.8'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-france'
'TDOR' (Original release time)                      '2017'
'TDRC' (Recording time)                             '2017-05-19'
'TIT2' (Title/songname/content description)         'La Mémoire'
'TKEY' (Initial key)                                '6B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Benjamin Biolay'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Barclay'
'TRCK' (Track number/Position in set)               '6/15'
'TSO2'                                              'Biolay, Benjamin'
'TSOP' (Performer sort order)                       'Biolay, Benjamin'
'TXXX:Acoustid Id'                                  '24087cf8-3ccb-464c-8d25-850c5213f91d'
'TXXX:Artists'                                      'Benjamin Biolay'
'TXXX:MusicBrainz Album Artist Id'                  'f0c58dc1-8262-410e-a38b-e4f92e14759a'
'TXXX:MusicBrainz Album Id'                         'a239ec20-a3fb-492a-910b-370c5bd493cd'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f0c58dc1-8262-410e-a38b-e4f92e14759a'
'TXXX:MusicBrainz Release Group Id'                 '72de04c3-74c7-4772-813c-8a62fd60511c'
'TXXX:MusicBrainz Release Track Id'                 'cbf49351-32cc-4d08-bb99-f7c2bf086abc'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['chanson', 'electronic', 'pop']
'TXXX:lastfmtags'                                   ['chanson', 'chanson francaise', 'pop', 'french', 'singer songwriter']
'TXXX:originalyear'                                 '2017'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.43 dB'
'TXXX:replaygain_track_peak'                        '0.355346'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'da126b56-284d-4f1f-976e-b07d66c75d83')

========================== row from database ==========================
                                              'id'  1397379
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/Benjamin Biolay - Volver (2017)/06 La memoire.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  227
                                           'genre'  loc-eur-france
                                        'filesize'  9191349
                                           'mtime'  1620535115
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe (2017) 06 memoire loc eur france
                                      'tag_artist'  Benjamin Biolay
                                     'tag_release'  Volver
                                       'tag_title'  La Mémoire
                                             'bpm'  145.8
                                    'search_title'  'la':1 'memoire':2,3
                                   'search_artist'  'benjamin':1 'biolay':2
                                  'search_release'  'volver':1
                                     'search_rest'  '00mid':1 '2017':4,5 'eur':8 'europe':3 'france':9 'loc':7 'memoire':6 'north':2
                                    'search_combo'  '00mid':7 '2017':10,11 'benjamin':4B 'biolay':5B 'eur':14 'europe':9 'france':15 'la':1A 'loc':13 'memoire':2A,3A,12 'north':8 'volver':6C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['chanson', 'chanson francaise', 'pop', 'french', 'singer songwriter']
                                        'tag_date'  2017
                                     'discogstags'  ['chanson', 'electronic', 'pop']

============================== file details ==============================
                                           'mtime'  1620535114.8428493  (2021-05-09 06:38:34)
                             'size'  9191349