======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '223'
                                          'artist'  'No Doubt'
                                     'text_people'  ''
                                         'release'  'Tragic Kingdom'
                                           'title'  'Happy Now?'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['female vocalists', 'alternative', 'ska', 'pop', 'rock']"
                                     'discogstags'  "['rock', 'alternative rock', 'pop rock', 'ska']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '14'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-ska'
                                             'bpm'  '156'
                                             'key'  '7B'
                                        'acoustid'  '7c5fa639-a693-455f-a1b2-5ca281c00f1a'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tragic Kingdom'
'TBPM' (BPM (beats per minute))                     '156'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-ska'
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Happy Now?'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'No Doubt'
'TPE2' (Band/orchestra/accompaniment)               'No Doubt'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Trauma Records'
'TRCK' (Track number/Position in set)               '4/14'
'TSO2'                                              'No Doubt'
'TSOP' (Performer sort order)                       'No Doubt'
'TSRC' (ISRC (international standard recording code))  'USIR19500273'
'TXXX:Acoustid Id'                                  '7c5fa639-a693-455f-a1b2-5ca281c00f1a'
'TXXX:Artists'                                      'No Doubt'
'TXXX:BARCODE'                                      '765449258022'
'TXXX:CATALOGNUMBER'                                '92580-2'
'TXXX:MusicBrainz Album Artist Id'                  'fbd2a255-1d57-4d31-ac11-65b671c19958'
'TXXX:MusicBrainz Album Id'                         'cdadf584-5149-4c35-9eb2-21b7d1733f68'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'fbd2a255-1d57-4d31-ac11-65b671c19958'
'TXXX:MusicBrainz Release Group Id'                 '04b0b075-bed7-388b-b44b-cf34077ad96c'
'TXXX:MusicBrainz Release Track Id'                 'aea04c9f-5226-4fbb-ac81-bee4d0984b34'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'alternative rock', 'pop rock', 'ska']
'TXXX:lastfmtags'                                   ['female vocalists', 'alternative', 'ska', 'pop', 'rock']
'TXXX:originalyear'                                 '1995'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.08 dB'
'TXXX:replaygain_track_peak'                        '0.452603'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'210990b8-8966-4f0a-ab8f-ad9fd938783a')
'USLT::XXX'                                         ('You had the best\n'
 'But you gave her up\n'
 "'Cause dependency might interrupt\n"
 'Idealistic will so hard to please\n'
 'Put your indecisive mind at ease\n'
 'You broke the set\n'
 "Now there's only singles\n"
 "There's no looking back\n"
 'This time I mean it\n'
 '\n'
 'Are you happy now?\n'
 'Oh tell me how?\n'
 'Are you happy now?\n'
 '(Are you happy?)\n'
 '\n'
 'The uncertainty you had of me\n'
 'Brought clouded shady company\n'
 'The tenderness habitual\n'
 'A seldom-fading ritual\n'
 'You killed the pair\n'
 'Now only one is breathing\n'
 "There's no looking back\n"
 'This time I mean it\n'
 '\n'
 'Are you happy now?\n'
 'Oh tell me how?\n'
 'Are you happy now?\n'
 '(Are you happy?)\n'
 '\n'
 'Are you happy now?\n'
 'How is it now?\n'
 'Are you happy now?\n'
 '(Are you happy?)\n'
 '\n'
 'No more leaning on your shoulder\n'
 "I won't be there, no more bother\n"
 'If you feel you just might want me\n'
 "That's too bad, I'm not that easy\n"
 '\n'
 'The contemplator all those years\n'
 'No you must adhere\n'
 'To your new career of liberation\n'
 "You've been cast all by yourself\n"
 "You're free at last\n"
 'You broke the set\n'
 "Now there's, there's only singles\n"
 "There's no looking back\n"
 'This time I mean it\n'
 '\n'
 'Are you happy now?\n'
 'Oh tell me how?\n'
 'Are you happy now?\n'
 '(Are you happy?)\n'
 '\n'
 'Are you happy now?\n'
 'How is it now?\n'
 'Are you happy now?\n'
 '(Are you happy?)\n'
 '\n'
 "You're by yourself,\n"
 'All by yourself\n'
 'You got no one else,\n'
 "You're by yourself\n"
 'All by yourself\n'
 'All by yourself\n'
 'All by yourself\n'
 'All by yourself\n'
 'No one else\n'
 'No one else\n'
 'By yourself\n'
 'By yourself')

========================== row from database ==========================
                                              'id'  1308527
                                            'path'  /data/Music/Bulk/00poprockelectronic/No Doubt/Tragic Kingdom/04 - No Doubt - Happy Now.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  223
                                           'genre'  loc-style-reggae or dub or ska or dancehall-ska
                                        'filesize'  5475664
                                           'mtime'  1620524752
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 04 loc style reggae or dub or ska or dancehall ska
                                      'tag_artist'  No Doubt
                                     'tag_release'  Tragic Kingdom
                                       'tag_title'  Happy Now?
                                             'bpm'  156.0
                                    'search_title'  'happy':1 'now':2
                                   'search_artist'  'doubt':2 'no':1
                                  'search_release'  'kingdom':2 'tragic':1
                                     'search_rest'  '00poprockelectronic':1 'dancehall':8 'dub':6 'loc':2 'or':5 'reggae':4 'ska':7 'style':3
                                    'search_combo'  '00poprockelectronic':7 'dancehall':14 'doubt':4B 'dub':12 'happy':1A 'kingdom':6C 'loc':8 'no':3B 'now':2A 'or':11 'reggae':10 'ska':13 'style':9 'tragic':5C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['female vocalists', 'alternative', 'ska', 'pop', 'rock']
                                        'tag_date'  1995
                                     'discogstags'  ['rock', 'alternative rock', 'pop rock', 'ska']

============================== file details ==============================
                                           'mtime'  1620524751.725556  (2021-05-09 03:45:51)
                             'size'  5475664