======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '224'
                                          'artist'  "Nature's Course"
                                     'text_people'  ''
                                         'release'  'A year in your garden spring'
                                           'title'  'Tropical Paradise'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '145.5'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'POPM:'                                             POPM(email='', rating=5)
'TALB' (Album/Movie/Show title)                     'A year in your garden spring'
'TBPM' (BPM (beats per minute))                     '145.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Tropical Paradise'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               "Nature's Course"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                        '-2.39 dB'
'TXXX:replaygain_track_peak'                        '0.661355'

========================== row from database ==========================
                                              'id'  1509766
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Former Selves - va - a year in your garden spring_mixtape (calm in trees, mayo 2015)/48 Nature_s Course - Tropical Paradise.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  224
                                           'genre'  electronic
                                        'filesize'  9203729
                                           'mtime'  1636912507
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Former Selves va spring_mixtape (calm trees, mayo 2015) 48 Nature_s electronic
                                      'tag_artist'  Nature's Course
                                     'tag_release'  A year in your garden spring
                                       'tag_title'  Tropical Paradise
                                             'bpm'  145.5
                                    'search_title'  'paradise':2 'tropical':1
                                   'search_artist'  'course':4 'nature':1 'natures':3 's':2
                                  'search_release'  'a':1 'garden':5 'in':3 'spring':6 'year':2 'your':4
                                     'search_rest'  '2015':11,12 '48':13 'calm':6,7 'electronic':16 'former':1 'mayo':10 'mixtape':5 'nature':14 's':15 'selves':2 'spring':4 'trees':8,9 'va':3
                                    'search_combo'  '2015':23,24 '48':25 'a':7C 'calm':18,19 'course':6B 'electronic':28 'former':13 'garden':11C 'in':9C 'mayo':22 'mixtape':17 'nature':3B,26 'natures':5B 'paradise':2A 's':4B,27 'selves':14 'spring':12C,16 'trees':20,21 'tropical':1A 'va':15 'year':8C 'your':10C
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912507.4987428  (2021-11-14 18:55:07)
                             'size'  9203729