======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '165'
                                          'artist'  'Harry Bidgood'
                                     'text_people'  ''
                                         'release'  'Crown  229'
                                           'title'  "At The Cafe Continental (Rossini's Accordeon Band v Cyril Grantham) \x138-1936"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1936'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '118.636'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Crown  229'
'TBPM' (BPM (beats per minute))                     '118.636'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1936'
'TIT2' (Title/songname/content description)         "At The Cafe Continental (Rossini's Accordeon Band v Cyril Grantham) \x138-1936"
'TKEY' (Initial key)                                '9B'
'TLEN' (Length)                                     '165000'
'TPE1' (Lead performer(s)/Soloist(s))               'Harry Bidgood'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.93 dB'
'TXXX:replaygain_track_peak'                        '0.550494'

========================== row from database ==========================
                                              'id'  1519623
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1936/Harry Bidgood - At The Cafe Continental (Rossini_s Accordeon Band v Cyril Grantham) –8-1936.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  165
                                           'genre'  prerock-unsorted
                                        'filesize'  3346546
                                           'mtime'  1621697991
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop (Rossini_s –8 prerock unsorted
                                      'tag_artist'  Harry Bidgood
                                     'tag_release'  Crown  229
                                       'tag_title'  At The Cafe Continental (Rossini's Accordeon Band v Cyril Grantham) 8-1936
                                             'bpm'  118.636
                                    'search_title'  '1936':15 '8':14 '81936':16 'accordeon':8 'at':1 'band':9 'cafe':3 'continental':4 'cyril':11 'grantham':12,13 'rossini':5 'rossinis':7 's':6 'the':2 'v':10
                                   'search_artist'  'bidgood':2 'harry':1
                                  'search_release'  '229':2 'crown':1
                                     'search_rest'  '00oldiepop':5 '8':10 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':11 'rossini':6,8 's':7,9 'unsorted':12
                                    'search_combo'  '00oldiepop':25 '1936':15A '229':20C '8':14A,30 '81936':16A 'accordeon':8A 'at':1A 'band':9A 'bidgood':18B 'cafe':3A 'continental':4A 'country':24 'crown':19C 'cyril':11A 'exotica':22 'grantham':12A,13A 'harry':17B 'jazz':21 'oldies':23 'prerock':31 'rossini':5A,26,28 'rossinis':7A 's':6A,27,29 'the':2A 'unsorted':32 'v':10A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  9B
                                           '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-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1936
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621697990.8189394  (2021-05-22 17:39:50)
                             'size'  3346546