======================== unified (from filesystem) ========================
                                         'bitrate'  '180.0'
                                        'duration'  '172'
                                          'artist'  'golden ring'
                                     'text_people'  ''
                                         'release'  "iranian styled 60's garage & other exotic sounds"
                                           'title'  'dancing beauties'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-4', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['garage', 'all', 'iran', 'medieval', '60s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'loc-m-iran;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '125.939'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "iranian styled 60's garage & other exotic sounds"
'TBPM' (BPM (beats per minute))                     '125.939'
'TCON' (Content type, a.k.a. Genre)                 ['loc-m-iran', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'dancing beauties'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'golden ring'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['garage', 'all', 'iran', 'medieval', '60s']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.09 dB'
'TXXX:replaygain_track_peak'                        '0.561978'

========================== row from database ==========================
                                              'id'  1525116
                                            'path'  /data/Music/Bulk/00localcharacter/00south-europe-middle-east/golden ring - iranian styled 60_s garage & other exotic sounds/03 - golden ring - dancing beauties.mp3
                                         'working'  None
                                         'bitrate'  180
                                    'duration_sec'  172
                                           'genre'  loc-m-iran;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3888693
                                           'mtime'  1620526768
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00south europe middle east 60_s 03 loc m iran;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  golden ring
                                     'tag_release'  iranian styled 60's garage & other exotic sounds
                                       'tag_title'  dancing beauties
                                             'bpm'  125.939
                                    'search_title'  'beauties':2 'dancing':1
                                   'search_artist'  'golden':1 'ring':2
                                  'search_release'  '60':3 '60s':5 'exotic':8 'garage':6 'iranian':1 'other':7 's':4 'sounds':9 'styled':2
                                     'search_rest'  '00south':1 '60':5 'east':4 'europe':2 'iran':9,11 'loc':7 'm':8 'middle':3 'mor':18 'pl':13 's':6 'set':10,12,15,17 'shirleyspinoza':14,16
                                    'search_combo'  '00south':14 '60':7C,18 '60s':9C 'beauties':2A 'dancing':1A 'east':17 'europe':15 'exotic':12C 'garage':10C 'golden':3B 'iran':22,24 'iranian':5C 'loc':20 'm':21 'middle':16 'mor':31 'other':11C 'pl':26 'ring':4B 's':8C,19 'set':23,25,28,30 'shirleyspinoza':27,29 'sounds':13C 'styled':6C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['garage', 'all', 'iran', 'medieval', '60s']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526767.9380903  (2021-05-09 04:19:27)
                             'size'  3888693