======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '140'
                                          'artist'  'Meteors'
                                     'text_people'  ''
                                         'release'  'Paint it Black'
                                           'title'  'Paint It Black'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-2', "
 "'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-3', "
 "'q-other-3', 'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['psychobilly', 'rockabilly', 'horror punk', 'punk', 'punk rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-th-novelty-styledcovers;set-cover or covered-styled;set-cover or covered'
                                             'bpm'  '130.0'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Paint it Black'
'TBPM' (BPM (beats per minute))                     '130.0'
'TCON' (Content type, a.k.a. Genre)                 ['set-th-novelty-styledcovers',
 'set-cover or covered-styled',
 'set-cover or covered']
'TIT2' (Title/songname/content description)         'Paint It Black'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Meteors'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Mp3gain_minmax'                               '109,207'
'TXXX:Mp3gain_undo'                                 '+003,+003,N'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['psychobilly', 'rockabilly', 'horror punk', 'punk', 'punk rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.42 dB'
'TXXX:replaygain_track_peak'                        '0.637834'

========================== row from database ==========================
                                              'id'  1286028
                                            'path'  /data/Music/Bulk/00poprockelectronic/Paint it Black/Meteors - Paint It Black.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  140
                                           'genre'  set-th-novelty-styledcovers;set-cover or covered-styled;set-cover or covered
                                        'filesize'  2253958
                                           'mtime'  1620343328
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic set th novelty styledcovers;set cover covered styled;set cover covered
                                      'tag_artist'  Meteors
                                     'tag_release'  Paint it Black
                                       'tag_title'  Paint It Black
                                             'bpm'  130.0
                                    'search_title'  'black':3 'it':2 'paint':1
                                   'search_artist'  'meteors':1
                                  'search_release'  'black':3 'it':2 'paint':1
                                     'search_rest'  '00poprockelectronic':1 'cover':9 'covered':10 'novelty':4 'set':2,6,8,12,14 'styled':11,13 'styledcovers':5,7 'th':3
                                    'search_combo'  '00poprockelectronic':8 'black':3A,7C 'cover':16 'covered':17 'it':2A,6C 'meteors':4B 'novelty':11 'paint':1A,5C 'set':9,13,15,19,21 'styled':18,20 'styledcovers':12,14 'th':10
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['psychobilly', 'rockabilly', 'horror punk', 'punk', 'punk rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343328.33904  (2021-05-07 01:22:08)
                             'size'  2253958