======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '163'
                                          'artist'  'Skyliners with Lenny Martin & The Orchestra'
                                     'text_people'  ('Jackie Taylor/James Beaumont/Janet Vogel/Joe VerScharen/Joseph Rock/Lenny '
 'Martin/Wally Lester')
                                         'release'  'The Doo Wop Box Disc 3'
                                           'title'  "Since I Don't Have You"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-band'
                                             'bpm'  '143.619'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-101 POS 12'
'COMM:ID3v1 Comment:XXX'                            '59-101 POS 12'
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x009\x00+\x00B\x006\x00+\x003\x000\x00B\x008\x00+\x006\x002\x001\x00D\x00+\x008\x00B\x006\x00C\x00+\x00B\x00D\x00C\x00E\x00+\x00E\x006\x00B\x006\x00+\x001\x000\x00D\x00D\x003\x00+\x001\x003\x00E\x008\x009\x00+\x001\x006\x00A\x004\x009\x00+\x001\x009\x006\x008\x00B\x00+\x001\x00C\x003\x003\x001\x00+\x001\x00F\x003\x004\x004\x00+\x002\x001\x00C\x000\x00C\x00+\x002\x004\x000\x00B\x005\x00+\x002\x008\x007\x00B\x002\x00+\x002\x00B\x00A\x00E\x005\x00+\x002\x00E\x004\x00F\x00F\x00+\x003\x001\x008\x005\x00F\x00+\x003\x004\x008\x005\x005\x00+\x003\x007\x001\x003\x001\x00+\x003\x009\x00F\x005\x005\x00+\x003\x00C\x00D\x005\x004\x00+\x003\x00F\x005\x00D\x009\x00+\x004\x003\x000\x00E\x009\x00+\x004\x005\x00D\x00B\x009\x00+\x004\x008\x00A\x000\x00D\x00\x00\x00')
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'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
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'TALB' (Album/Movie/Show title)                     'The Doo Wop Box Disc 3'
'TBPM' (BPM (beats per minute))                     '143.619'
'TCOM' (Composer)                                   ('Jackie Taylor/James Beaumont/Janet Vogel/Joe VerScharen/Joseph Rock/Lenny '
 'Martin/Wally Lester')
'TCON' (Content type, a.k.a. Genre)                 'prerock-band'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         "Since I Don't Have You"
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '163706'
'TPE1' (Lead performer(s)/Soloist(s))               'Skyliners with Lenny Martin & The Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Rhino'
'TRCK' (Track number/Position in set)               '18'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.30 dB'
'TXXX:replaygain_track_peak'                        '0.711841'

========================== row from database ==========================
                                              'id'  1513496
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-101 - Skyliners with Lenny Martin & The Orchestra - Since I Don_t Have You.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  163
                                           'genre'  prerock-band
                                        'filesize'  6550368
                                           'mtime'  1620561397
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 101 Don_t prerock band
                                      'tag_artist'  Skyliners with Lenny Martin & The Orchestra
                                     'tag_release'  The Doo Wop Box Disc 3
                                       'tag_title'  Since I Don't Have You
                                             'bpm'  143.619
                                    'search_title'  'don':3 'dont':5 'have':6 'i':2 'since':1 't':4 'you':7
                                   'search_artist'  'lenny':3 'martin':4 'orchestra':6 'skyliners':1 'the':5 'with':2
                                  'search_release'  '3':6 'box':4 'disc':5 'doo':2 'the':1 'wop':3
                                     'search_rest'  '00oldiepop':5 '101':8 '1959':6 '59':7 'band':12 'country':4 'don':9 'exotica':2 'jazz':1 'oldies':3 'prerock':11 't':10
                                    'search_combo'  '00oldiepop':24 '101':27 '1959':25 '3':19C '59':26 'band':31 'box':17C 'country':23 'disc':18C 'don':3A,28 'dont':5A 'doo':15C 'exotica':21 'have':6A 'i':2A 'jazz':20 'lenny':10B 'martin':11B 'oldies':22 'orchestra':13B 'prerock':30 'since':1A 'skyliners':8B 't':4A,29 'the':12B,14C 'with':9B 'wop':16C 'you':7A
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620561397.0780287  (2021-05-09 13:56:37)
                             'size'  6550368