======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '172'
                                          'artist'  'Irving Aaronson & His Commanders vocal Ernie Mathias'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Pardon My Southern Accent'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '95.483'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ('Debuted 1934 and peaked at #5 on Various Charts. Source: Pop Memories. '
 'Label/Number: Columbia 2946.  \r\n'
 '\r\n')
'COMM:ID3v1 Comment:XXX'                            'Debuted 1934 and peaked at #5'
'TBPM' (BPM (beats per minute))                     '95.483'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         'Pardon My Southern Accent'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Irving Aaronson & His Commanders vocal Ernie Mathias'
'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'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.09 dB'
'TXXX:replaygain_track_peak'                        '0.558625'
'UFID:'                                             UFID(owner='', data=b'XL\x00 1934_066')

========================== row from database ==========================
                                              'id'  1455236
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Pardon my southern accent - Irving Aaronson And His Commanders (vocal by Ernie Mathias).mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  172
                                           'genre'  prerock-unsorted
                                        'filesize'  2076880
                                           'mtime'  1621697980
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 my southern accent And (vocal by Mathias) prerock unsorted
                                      'tag_artist'  Irving Aaronson & His Commanders vocal Ernie Mathias
                                     'tag_release'  None
                                       'tag_title'  Pardon My Southern Accent
                                             'bpm'  95.483
                                    'search_title'  'accent':4 'my':2 'pardon':1 'southern':3
                                   'search_artist'  'aaronson':2 'commanders':4 'ernie':6 'his':3 'irving':1 'mathias':7 'vocal':5
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1934':6 'accent':9 'and':10 'by':13 'country':4 'exotica':2 'jazz':1 'mathias':14,15 'my':7 'oldies':3 'prerock':16 'southern':8 'unsorted':17 'vocal':11,12
                                    'search_combo'  '00oldiepop':16 '1934':17 'aaronson':6B 'accent':4A,20 'and':21 'by':24 'commanders':8B 'country':15 'ernie':10B 'exotica':13 'his':7B 'irving':5B 'jazz':12 'mathias':11B,25,26 'my':2A,18 'oldies':14 'pardon':1A 'prerock':27 'southern':3A,19 'unsorted':28 'vocal':9B,22,23
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621697979.6234906  (2021-05-22 17:39:39)
                             'size'  2076880