======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '288'
                                          'artist'  'U2'
                                     'text_people'  ''
                                         'release'  'The Best of 1990-2000 & B-Sides'
                                           'title'  'Happiness Is a Warm Gun (The Gun mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['irish', 'classic rock', 'alternative', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '14'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '80'
                                             'key'  '3A'
                                        'acoustid'  '2848c618-011d-4b13-98eb-b66c21f38813'
rest: ''

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

'APIC:iTunes Cover Artwork'                         type PictureType.COVER_FRONT (Cover (front)) b'iTunes Cover Artwork'
                                     
'TALB' (Album/Movie/Show title)                     'The Best of 1990-2000 & B-Sides'
'TBPM' (BPM (beats per minute))                     '80'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002-11-05'
'TIT2' (Title/songname/content description)         'Happiness Is a Warm Gun (The Gun mix)'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'U2'
'TPE2' (Band/orchestra/accompaniment)               'U2'
'TPOS' (Part of a set)                              '2/3'
'TPUB' (Publisher)                                  'Interscope Records/Island'
'TRCK' (Track number/Position in set)               '7/14'
'TSO2'                                              'U2'
'TSOP' (Performer sort order)                       'U2'
'TSRC' (ISRC (international standard recording code))  'GBAAN9700133'
'TSST' (Set subtitle)                               'The B-Sides'
'TXXX:ASIN'                                         'B00006LU5V'
'TXXX:Acoustid Id'                                  '2848c618-011d-4b13-98eb-b66c21f38813'
'TXXX:Artists'                                      'U2'
'TXXX:BARCODE'                                      '044006343808'
'TXXX:CATALOGNUMBER'                                '4400634380'
'TXXX:MusicBrainz Album Artist Id'                  'a3cb23fc-acd3-4ce0-8f36-1e5aa6a18432'
'TXXX:MusicBrainz Album Id'                         '9f7fead6-9bba-3a45-ad9d-33d8712413bb'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'a3cb23fc-acd3-4ce0-8f36-1e5aa6a18432'
'TXXX:MusicBrainz Release Group Id'                 'b61193ac-8f31-3b07-847a-fc8b4d495218'
'TXXX:MusicBrainz Release Track Id'                 'a904c4fb-4b09-38f2-adc7-270a6dadb7fe'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['irish', 'classic rock', 'alternative', 'pop', 'rock']
'TXXX:originalyear'                                 '2002'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.40 dB'
'TXXX:replaygain_track_peak'                        '0.460806'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'fcf12ae2-7b35-4152-8968-2eff56b56337')
'USLT::XXX'                                         ('[Verse 1]\n'
 "She's not a girl who misses much\n"
 'Do do do do do do, oh yeah\n'
 "She's well-acquainted with the touch of the velvet hand\n"
 'Like a lizard on a window pane\n'
 'The man in the crowd with the multicoloured mirrors\n'
 'On his hobnail boots\n'
 'Lying with his eyes while his hands are busy\n'
 'Working overtime\n'
 'A soap impression of his wife which he ate\n'
 'And donated to the National Trust\n'
 '\n'
 '[Verse 2]\n'
 "I need a fix because I'm going down\n"
 'Down to the bits that I left uptown\n'
 "I need a fix because I'm going down\n"
 '\n'
 '[Verse 3]\n'
 'Mother Superior jumped the gun\n'
 'Mother Superior jumped the gun\n'
 'Mother Superior jumped the gun\n'
 'Mother Superior jumped the gun\n'
 'Mother Superior jumped the gun\n'
 'Mother Superior jumped the gun\n'
 '\n'
 '[Chorus]\n'
 'Happiness (is a warm gun)\n'
 'Bang, bang, shoot, shoot\n'
 'Happiness (is a warm gun, momma)\n'
 'Bang, bang, shoot, shoot\n'
 '\n'
 '[Verse 4]\n'
 'When I hold you in my arms\n'
 'And when I feel my finger on your trigger\n'
 'I know nobody can do me no harm\n'
 'Because:\n'
 '\n'
 '[Chorus]\n'
 'Happiness is a warm gun momma\n'
 'Happiness is a warm gun, yes it is\n'
 'Happiness is a warm, yes it is, gun\n'
 "Well don't you know that happiness is a warm gun momma?")

========================== row from database ==========================
                                              'id'  1320319
                                            'path'  /data/Music/Bulk/00poprockelectronic/U2/U2 - 2002 - The Best Of 1990-2000/Cd 2/07 - Happiness Is A Warm Gun (The Gun Mix) .mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  288
                                           'genre'  rock-pop
                                        'filesize'  6962161
                                           'mtime'  1678927862
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2002 Of Cd 07 A Mix) rock pop
                                      'tag_artist'  U2
                                     'tag_release'  The Best of 1990-2000 & B-Sides
                                       'tag_title'  Happiness Is a Warm Gun (The Gun mix)
                                             'bpm'  80.0
                                    'search_title'  'a':3 'gun':5 'happiness':1 'is':2 'mix':8,9 'the':6,7 'warm':4
                                   'search_artist'  'u2':1
                                  'search_release'  '1990':4 '19902000':6 '2000':5 'b':7 'best':2 'bsides':9 'of':3 'sides':8 'the':1
                                     'search_rest'  '00poprockelectronic':1 '2002':2 'a':5 'cd':4 'mix':6,7 'of':3 'pop':9 'rock':8
                                    'search_combo'  '00poprockelectronic':20 '1990':14C '19902000':16C '2000':15C '2002':21 'a':3A,24 'b':17C 'best':12C 'bsides':19C 'cd':23 'gun':5A 'happiness':1A 'is':2A 'mix':8A,9A,25,26 'of':13C,22 'pop':28 'rock':27 'sides':18C 'the':6A,7A,11C 'u2':10B 'warm':4A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['irish', 'classic rock', 'alternative', 'pop', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678927862.1140099  (2023-03-16 01:51:02)
                             'size'  6962161