======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '145'
                                          'artist'  'Oleg Kuular, Misha Alperin, et al'
                                     'text_people'  ''
                                         'release'  'Deep in the Heart of Tuva: Cowboy Music From the Wild East'
                                           'title'  'In the Cathedral'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
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 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '20'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'loc-russia-tuva'
                                             'bpm'  '140'
                                             'key'  '7B'
                                        'acoustid'  'f15f71b9-f6c7-494e-bbca-eea9b422d97f'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Deep in the Heart of Tuva: Cowboy Music From the Wild East'
'TBPM' (BPM (beats per minute))                     '140'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-russia-tuva'
'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1996-08-13'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Jeffrey Charno'], ['producer', 'Matt Kopka'], ['producer', 'Ralph Leighton']])
'TIT2' (Title/songname/content description)         'In the Cathedral'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Oleg Kuular, Misha Alperin, et al'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Ellipsis Arts...'
'TRCK' (Track number/Position in set)               '16/20'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Kuular, Oleg, Alperin, Misha, et al'
'TXXX:ASIN'                                         'B0000059U3'
'TXXX:Acoustid Id'                                  'f15f71b9-f6c7-494e-bbca-eea9b422d97f'
'TXXX:Artists'                                      'Oleg Kuular/Misha Alperin'
'TXXX:BARCODE'                                      '052296408022'
'TXXX:CATALOGNUMBER'                                'CD4050'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '44d150a4-f8ab-4ea8-a8b8-bcd746623804'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '30cdcc14-f76f-4a79-bc80-866b8d08b68e/38a2d94b-69e6-4700-879a-ade66459d0f6'
'TXXX:MusicBrainz Release Group Id'                 '2beba0cf-0f7e-3123-84d2-b4b7ab5d08ab'
'TXXX:MusicBrainz Release Track Id'                 '15dfba6e-b703-3756-a43d-9224ce5a2300'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '1996'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.05 dB'
'TXXX:replaygain_track_peak'                        '0.544074'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ecb4de25-070e-4683-8af4-07bcac7b7071')

========================== row from database ==========================
                                              'id'  1536415
                                            'path'  /data/Music/Bulk/00localcharacter/VA. World 1： Trad/Deep in the Heart of Tuva ~ Cowboy Music from the Wild East/Deep in the Heart of Tuva)- 16- [Kuular & Alperin].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  145
                                           'genre'  loc-russia-tuva
                                        'filesize'  3550274
                                           'mtime'  1621629868
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter VA. World 1： Trad ~ from Tuva) 16 [Kuular & Alperin] loc russia tuva
                                      'tag_artist'  Oleg Kuular, Misha Alperin, et al
                                     'tag_release'  Deep in the Heart of Tuva: Cowboy Music From the Wild East
                                       'tag_title'  In the Cathedral
                                             'bpm'  140.0
                                    'search_title'  'cathedral':3 'in':1 'the':2
                                   'search_artist'  'al':8 'alperin':5,6 'et':7 'kuular':2,3 'misha':4 'oleg':1
                                  'search_release'  'cowboy':8 'deep':1 'east':12 'from':10 'heart':4 'in':2 'music':9 'of':5 'the':3 'tuva':6,7 'wild':11
                                     'search_rest'  '1':4,5,6 'alperin':13,14 'from':8 'kuular':11,12 'loc':15 'russia':16 'trad':7 'tuva':9,10 'va':1,2 'world':3
                                    'search_combo'  '1':27,28,29 'al':11B 'alperin':8B,9B,36,37 'cathedral':3A 'cowboy':19C 'deep':12C 'east':23C 'et':10B 'from':21C,31 'heart':15C 'in':1A,13C 'kuular':5B,6B,34,35 'loc':38 'misha':7B 'music':20C 'of':16C 'oleg':4B 'russia':39 'the':2A,14C 'trad':30 'tuva':17C,18C,32,33 'va':24,25 'wild':22C 'world':26
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', 'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629867.8656273  (2021-05-21 22:44:27)
                             'size'  3550274