======================== unified (from filesystem) ========================
                                         'bitrate'  '246.974'
                                        'duration'  '422'
                                          'artist'  'Isis'
                                     'text_people'  ''
                                         'release'  'Celestial'
                                           'title'  'Gentle Time'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['sludge', 'metal', 'post rock', 'post metal', 'progressive metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '11'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'eid-metal-sludge or grind'
                                             'bpm'  '127.6'
                                             'key'  '10A'
                                        'acoustid'  '732d964b-575a-42fc-8b9b-7ddab35bf580'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 000012F2 0000176E 00005BA4 00006AB0 0005A9B1 0002811F 00009297 00009214 '
 '0001EC24 0002DFB6')
'COMM:iTunes_CDDB_IDs:eng'                          '11+E4BA63E7258209DDFE2C9B9672D3A57F+1330835'
'TALB' (Album/Movie/Show title)                     'Celestial'
'TBPM' (BPM (beats per minute))                     '127.6'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-sludge or grind'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-07-19'
'TENC' (Encoded by)                                 'iTunes v4.9'
'TIT2' (Title/songname/content description)         'Gentle Time'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Isis'
'TPE2' (Band/orchestra/accompaniment)               'Isis'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Hydra Head Records'
'TRCK' (Track number/Position in set)               '10/11'
'TSO2'                                              'Isis'
'TSOP' (Performer sort order)                       'Isis'
'TXXX:ASIN'                                         'B00008RWXM'
'TXXX:Acoustid Id'                                  '732d964b-575a-42fc-8b9b-7ddab35bf580'
'TXXX:BARCODE'                                      '0790168105920'
'TXXX:CATALOGNUMBER'                                'HH666-59'
'TXXX:MusicBrainz Album Artist Id'                  '5e521e8c-0ab2-44c4-8fd8-14d8d3321265'
'TXXX:MusicBrainz Album Id'                         'cecd8c4e-2685-4b21-9044-015a147f66b4'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5e521e8c-0ab2-44c4-8fd8-14d8d3321265'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['sludge', 'metal', 'post rock', 'post metal', 'progressive metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.87 dB'
'TXXX:replaygain_track_peak'                        '0.570782'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6ade129e-67ce-4554-954e-6e213537ef00')

========================== row from database ==========================
                                              'id'  1401305
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Isis/Celestial/10 gentle time.mp3
                                         'working'  None
                                         'bitrate'  246
                                    'duration_sec'  422
                                           'genre'  eid-metal-sludge or grind
                                        'filesize'  13063924
                                           'mtime'  1620310855
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 10 gentle time eid metal sludge or grind
                                      'tag_artist'  Isis
                                     'tag_release'  Celestial
                                       'tag_title'  Gentle Time
                                             'bpm'  127.6
                                    'search_title'  'gentle':1 'time':2
                                   'search_artist'  'isis':1
                                  'search_release'  'celestial':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':5 'gentle':3 'grind':9 'metal':6 'or':8 'sludge':7 'time':4
                                    'search_combo'  '00dwimp':5 '00metal':6 'celestial':4C 'eid':9 'gentle':1A,7 'grind':13 'isis':3B 'metal':10 'or':12 'sludge':11 'time':2A,8
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['sludge', 'metal', 'post rock', 'post metal', 'progressive metal']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620310855.0543976  (2021-05-06 16:20:55)
                             'size'  13063924