======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '252'
                                          'artist'  'Björk'
                                     'text_people'  ''
                                         'release'  'Homogenic'
                                           'title'  'Hunter'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']"
                                     'discogstags'  "['electronic', 'modern classical', 'synth-pop', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '10'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;ifs-songwriter-eos;loc-iceland'
                                             'bpm'  '80'
                                             'key'  '4B'
                                        'acoustid'  '9a57d5f4-1168-4629-be60-dc4c104ff680'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Homogenic'
'TBPM' (BPM (beats per minute))                     '80'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'ifs-songwriter-eos', 'loc-iceland']
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1997-09-27'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['mix', 'Danny Brown'], ['mix', 'Kirsten Cowie'], ['mix', 'Jason Groucott'], ['mix', 'James Loughrey'], ['mix', 'Sie Medway-Smith'], ['mix', 'Rob Murphy'], ['mix', 'Russell Polden'], ['mix', 'Rebecca Storey'], ['mix', "Paul 'P Dub' Walton"], ['mix', 'Jason Westbrook'], ['clavichord, keyboard and pipe organ', 'Guy Sigsworth'], ['electronic drum set', 'Trevor Morais'], ['keyboard', 'Mark Bell'], ['harmonica', 'Alasdair Malloy'], ['accordion', '小林靖宏']])
'TIT2' (Title/songname/content description)         'Hunter'
'TKEY' (Initial key)                                '4B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Björk'
'TPE2' (Band/orchestra/accompaniment)               'Björk'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Elektra Entertainment'
'TRCK' (Track number/Position in set)               '1/10'
'TSO2'                                              'Björk'
'TSOP' (Performer sort order)                       'Björk'
'TSRC' (ISRC (international standard recording code))  'GBALW9700071'
'TXXX:ASIN'                                         'B000002HPV'
'TXXX:Acoustid Id'                                  '9a57d5f4-1168-4629-be60-dc4c104ff680'
'TXXX:Artists'                                      'Björk'
'TXXX:BARCODE'                                      '075596206129'
'TXXX:CATALOGNUMBER'                                '62061-2'
'TXXX:MusicBrainz Album Artist Id'                  '87c5dedd-371d-4a53-9f7f-80522fb7f3cb'
'TXXX:MusicBrainz Album Id'                         '7a2ad97a-55e9-48a4-953b-45ddc10f7f0f'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '87c5dedd-371d-4a53-9f7f-80522fb7f3cb'
'TXXX:MusicBrainz Release Group Id'                 '810272e0-aef1-3d85-b2d3-e512e87fc38c'
'TXXX:MusicBrainz Release Track Id'                 'e45ff702-cc46-3da0-b9c0-69724d602356'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'modern classical', 'synth-pop', 'experimental']
'TXXX:lastfmtags'                                   ['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']
'TXXX:originalyear'                                 '1997'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.54 dB'
'TXXX:replaygain_track_peak'                        '0.488109'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'95be89c5-f55f-40a8-96bd-7a285c348096')

========================== row from database ==========================
                                              'id'  1290728
                                            'path'  /data/Music/Bulk/00poprockelectronic/Bjork/homogenic/Bj_rk - Hunter.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  252
                                           'genre'  electronic-unsorted;ifs-songwriter-eos;loc-iceland
                                        'filesize'  4123602
                                           'mtime'  1642256394
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Bjork homogenic Bj_rk electronic unsorted;ifs songwriter eos;loc iceland
                                      'tag_artist'  Björk
                                     'tag_release'  Homogenic
                                       'tag_title'  Hunter
                                             'bpm'  80.0
                                    'search_title'  'hunter':1
                                   'search_artist'  'bjork':1,2
                                  'search_release'  'homogenic':1
                                     'search_rest'  '00poprockelectronic':1 'bj':4 'bjork':2 'electronic':6 'eos':12,14 'homogenic':3 'iceland':16 'ifs':8,10 'loc':13,15 'rk':5 'songwriter':11 'unsorted':7,9
                                    'search_combo'  '00poprockelectronic':5 'bj':8 'bjork':2B,3B,6 'electronic':10 'eos':16,18 'homogenic':4C,7 'hunter':1A 'iceland':20 'ifs':12,14 'loc':17,19 'rk':9 'songwriter':15 'unsorted':11,13
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  4B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']
                                        'tag_date'  1997
                                     'discogstags'  ['electronic', 'modern classical', 'synth-pop', 'experimental']

============================== file details ==============================
                                           'mtime'  1642256393.8031917  (2022-01-15 15:19:53)
                             'size'  4123602