======================== unified (from filesystem) ========================
                                         'bitrate'  '183.819'
                                        'duration'  '261'
                                          'artist'  'Joy Division'
                                     'text_people'  ''
                                         'release'  'The Best of Joy Division'
                                           'title'  'Sound of Music'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'alternative', 'post punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '11'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '110'
                                             'key'  '8A'
                                        'acoustid'  '4995f369-6779-4c7a-9352-235cf57018c5'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Best of Joy Division'
'TBPM' (BPM (beats per minute))                     '110'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-03-24'
'TIT2' (Title/songname/content description)         'Sound of Music'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Joy Division'
'TPE2' (Band/orchestra/accompaniment)               'Joy Division'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'London Records 90'
'TRCK' (Track number/Position in set)               '8/11'
'TSO2'                                              'Joy Division'
'TSOP' (Performer sort order)                       'Joy Division'
'TSRC' (ISRC (international standard recording code))  'GBCAD0800083'
'TSST' (Set subtitle)                               'The John Peel Sessions'
'TXXX:ASIN'                                         'B0013LP87A'
'TXXX:Acoustid Id'                                  '4995f369-6779-4c7a-9352-235cf57018c5'
'TXXX:Artists'                                      'Joy Division'
'TXXX:BARCODE'                                      '5051442730227'
'TXXX:CATALOGNUMBER'                                '5144273022'
'TXXX:MusicBrainz Album Artist Id'                  '9a58fda3-f4ed-4080-a3a5-f457aac9fcdd'
'TXXX:MusicBrainz Album Id'                         'add9be65-7960-4fb7-beac-c4c34243b095'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '9a58fda3-f4ed-4080-a3a5-f457aac9fcdd'
'TXXX:MusicBrainz Release Group Id'                 '7a37fc35-e4c5-3045-a3f3-839ac215796e'
'TXXX:MusicBrainz Release Track Id'                 '557c70af-35be-3143-b8ce-a7105cc79385'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk']
'TXXX:originalyear'                                 '2008'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.37 dB'
'TXXX:replaygain_track_peak'                        '0.492373'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a7367114-5b90-4a25-b4f7-5ab97e920978')

========================== row from database ==========================
                                              'id'  1322033
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/Joy Division/208-joy_division-sound_of_music.mp3
                                         'working'  None
                                         'bitrate'  183
                                    'duration_sec'  261
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  6049897
                                           'mtime'  1620611464
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00newwave postpunk 208 joy_division sound_of_music electronic we new wave or post punk
                                      'tag_artist'  Joy Division
                                     'tag_release'  The Best of Joy Division
                                       'tag_title'  Sound of Music
                                             'bpm'  110.0
                                    'search_title'  'music':3 'of':2 'sound':1
                                   'search_artist'  'division':2 'joy':1
                                  'search_release'  'best':2 'division':5 'joy':4 'of':3 'the':1
                                     'search_rest'  '00newwave':4 '00poprockelectronic':1 '208':6 'disco':3 'division':8 'electronic':12 'joy':7 'music':11 'new':14 'of':10 'or':16 'post':17 'postpunk':5 'punk':18 'sound':9 'wave':15 'waves':2 'we':13
                                    'search_combo'  '00newwave':14 '00poprockelectronic':11 '208':16 'best':7C 'disco':13 'division':5B,10C,18 'electronic':22 'joy':4B,9C,17 'music':3A,21 'new':24 'of':2A,8C,20 'or':26 'post':27 'postpunk':15 'punk':28 'sound':1A,19 'the':6C 'wave':25 'waves':12 'we':23
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-2', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620611463.896634  (2021-05-10 03:51:03)
                             'size'  6049897