======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '186'
                                          'artist'  'Hildegarde'
                                     'text_people'  ''
                                         'release'  'Darling Je Vous Aime Beaucoup'
                                           'title'  'The Glory of Love'
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                                      'lastfmtags'  "['jazz', 'cabaret', 'female vocalists', '20s', 'the vitamin b12']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '23'
                                            'date'  '1935'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '122.957'
                                             'key'  '5A'
                                        'acoustid'  '93a57ac2-db14-48db-9cd8-62158500264e'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:AverageLevel:k\x13\x00\x00'                   PRIV(owner='AverageLevel', data=b'k\x13\x00\x00')
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'TALB' (Album/Movie/Show title)                     'Darling Je Vous Aime Beaucoup'
'TBPM' (BPM (beats per minute))                     '122.957'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1935'
'TIT2' (Title/songname/content description)         'The Glory of Love'
'TKEY' (Initial key)                                '5A'
'TLEN' (Length)                                     '186618'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Hildegarde'
'TPE2' (Band/orchestra/accompaniment)               'Hildegarde'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '9/23'
'TSO2'                                              'Hildegarde'
'TSOP' (Performer sort order)                       'Hildegarde'
'TXXX:Acoustid Id'                                  '93a57ac2-db14-48db-9cd8-62158500264e'
'TXXX:BARCODE'                                      '743625516128'
'TXXX:CATALOGNUMBER'                                'CD AJA 5161'
'TXXX:MusicBrainz Album Artist Id'                  '7a67f201-ded9-44c6-896c-da4dc8e84ed8'
'TXXX:MusicBrainz Album Id'                         '81ba4daa-5e5e-4157-9a52-9b4410c4b5ec'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '7a67f201-ded9-44c6-896c-da4dc8e84ed8'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['jazz', 'cabaret', 'female vocalists', '20s', 'the vitamin b12']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'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'                        '+1.83 dB'
'TXXX:replaygain_track_peak'                        '0.497545'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'95c5a361-dfe3-4a53-b994-9665b8238817')

========================== row from database ==========================
                                              'id'  1148453
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1920s and 1930s popular/Carroll Gibbons & The Savoy Hotel Orpheans, V=Hildegarde - The Glory of Love 1936.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  186
                                           'genre'  prerock-unsorted
                                        'filesize'  3041724
                                           'mtime'  1620385320
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1920s and 1930s popular Carroll Gibbons & Savoy Hotel Orpheans, V=Hildegarde 1936 prerock unsorted
                                      'tag_artist'  Hildegarde
                                     'tag_release'  Darling Je Vous Aime Beaucoup
                                       'tag_title'  The Glory of Love
                                             'bpm'  122.957
                                    'search_title'  'glory':2 'love':4 'of':3 'the':1
                                   'search_artist'  'hildegarde':1
                                  'search_release'  'aime':4 'beaucoup':5 'darling':1 'je':2 'vous':3
                                     'search_rest'  '00oldiepop':5 '1920s':6 '1930s':8 '1936':18 'and':7 'carroll':10 'country':4 'exotica':2 'gibbons':11 'hildegarde':17 'hotel':13 'jazz':1 'oldies':3 'orpheans':14,15 'popular':9 'prerock':19 'savoy':12 'unsorted':20 'v':16
                                    'search_combo'  '00oldiepop':15 '1920s':16 '1930s':18 '1936':28 'aime':9C 'and':17 'beaucoup':10C 'carroll':20 'country':14 'darling':6C 'exotica':12 'gibbons':21 'glory':2A 'hildegarde':5B,27 'hotel':23 'jazz':11 'je':7C 'love':4A 'of':3A 'oldies':13 'orpheans':24,25 'popular':19 'prerock':29 'savoy':22 'the':1A 'unsorted':30 'v':26 'vous':8C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['jazz', 'cabaret', 'female vocalists', '20s', 'the vitamin b12']
                                        'tag_date'  1935
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385320.0234897  (2021-05-07 13:02:00)
                             'size'  3041724