======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '144'
                                          'artist'  'Dee Clark'
                                     'text_people'  ''
                                         'release'  'Nobody But You [Tristes Humanistes]'
                                           'title'  'Nobody But You'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['60s', 'oldies', 'soul', 'pop', '50s', '7soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '118.497'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Nobody But You [Tristes Humanistes]'
'TBPM' (BPM (beats per minute))                     '118.497'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Nobody But You'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dee Clark'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['60s', 'oldies', 'soul', 'pop', '50s', '7soul']
'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'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.48 dB'
'TXXX:replaygain_track_peak'                        '0.372622'

========================== row from database ==========================
                                              'id'  717341
                                            'path'  /data/Music/Bulk/00localcharacter/va - Nobody But You [Tristes Humanistes]/16 - Dee Clark - Nobody But You.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  144
                                           'genre'  loc-unsorted
                                        'filesize'  4823584
                                           'mtime'  1621629950
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter va 16 loc unsorted
                                      'tag_artist'  Dee Clark
                                     'tag_release'  Nobody But You [Tristes Humanistes]
                                       'tag_title'  Nobody But You
                                             'bpm'  118.497
                                    'search_title'  'but':2 'nobody':1 'you':3
                                   'search_artist'  'clark':2 'dee':1
                                  'search_release'  'but':2 'humanistes':6,7 'nobody':1 'tristes':4,5 'you':3
                                     'search_rest'  'loc':2 'unsorted':3 'va':1
                                    'search_combo'  'but':2A,7C 'clark':5B 'dee':4B 'humanistes':11C,12C 'loc':14 'nobody':1A,6C 'tristes':9C,10C 'unsorted':15 'va':13 'you':3A,8C
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['60s', 'oldies', 'soul', 'pop', '50s', '7soul']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629949.97613  (2021-05-21 22:45:49)
                             'size'  4823584