======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '222'
                                          'artist'  'Plácido Domingo'
                                     'text_people'  ''
                                         'release'  'french tanguerooo'
                                           'title'  'El día que me quieras'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['classical', 'opera', 'male vocalists', 'tenor', 'spanish', 'placido "
 "domingo']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '143.5'
                                             'key'  '7B'
                                        'acoustid'  'af594a5b-8b51-4758-a2fa-8fade78d5702'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'french tanguerooo'
'TBPM' (BPM (beats per minute))                     '143.5'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993-05-25'
'TIT2' (Title/songname/content description)         'El día que me quieras'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Plácido Domingo'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Belart'
'TSO2'                                              'Domingo, Plácido'
'TSOP' (Performer sort order)                       'Domingo, Plácido'
'TXXX:ASIN'                                         'B0000257P3'
'TXXX:Acoustid Id'                                  'af594a5b-8b51-4758-a2fa-8fade78d5702'
'TXXX:Artists'                                      'Plácido Domingo'
'TXXX:BARCODE'                                      '028945003627'
'TXXX:CATALOGNUMBER'                                '450 036-2'
'TXXX:Mp3gain_minmax'                               '144,191'
'TXXX:Mp3gain_undo'                                 '+002,+002,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['classical', 'opera', 'male vocalists', 'tenor', 'spanish', 'placido domingo']
'TXXX:originalyear'                                 '1993'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.31 dB'
'TXXX:replaygain_track_peak'                        '0.695309'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1a2c7526-4e2c-40b6-80f3-b31f29775b69')

========================== row from database ==========================
                                              'id'  927921
                                            'path'  /data/Music/Bulk/00localcharacter/french tanguerooo/plácido domingo - el dia que me quieras.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  222
                                           'genre'  loc-unsorted
                                        'filesize'  4551295
                                           'mtime'  1647278050
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter plácido domingo el dia loc unsorted
                                      'tag_artist'  Plácido Domingo
                                     'tag_release'  french tanguerooo
                                       'tag_title'  El día que me quieras
                                             'bpm'  143.5
                                    'search_title'  'dia':2,3 'el':1 'me':5 'que':4 'quieras':6
                                   'search_artist'  'domingo':3 'placido':1,2
                                  'search_release'  'french':1 'tanguerooo':2
                                     'search_rest'  'dia':5 'domingo':3 'el':4 'loc':6 'placido':1,2 'unsorted':7
                                    'search_combo'  'dia':2A,3A,16 'domingo':9B,14 'el':1A,15 'french':10C 'loc':17 'me':5A 'placido':7B,8B,12,13 'que':4A 'quieras':6A 'tanguerooo':11C 'unsorted':18
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HAP-3', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['classical', 'opera', 'male vocalists', 'tenor', 'spanish', 'placido domingo']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1647278049.9989717  (2022-03-14 18:14:09)
                             'size'  4551295