======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '160'
                                          'artist'  'George Scott Wood'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Bluebirds In The Moonlight (Six Swingers) (vocal - Sam Browne)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1939'
                                        'comments'  ''
                                           'genre'  'prerock-band'
                                             'bpm'  '103.0'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TBPM' (BPM (beats per minute))                     '103.0'
'TCON' (Content type, a.k.a. Genre)                 'prerock-band'
'TDRC' (Recording time)                             '1939-12-07'
'TIT2' (Title/songname/content description)         'Bluebirds In The Moonlight (Six Swingers) (vocal - Sam Browne)'
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '160000'
'TPE1' (Lead performer(s)/Soloist(s))               'George Scott Wood'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.35 dB'
'TXXX:replaygain_track_peak'                        '0.529068'

========================== row from database ==========================
                                              'id'  1469456
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1939/George Scott Wood - Bluebirds In The Moonlight (Six Swingers) (vocal - Sam Browne) 7-12-1939.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  160
                                           'genre'  prerock-band
                                        'filesize'  3250477
                                           'mtime'  1620560732
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1939 7 12 1939 prerock band
                                      'tag_artist'  George Scott Wood
                                     'tag_release'  None
                                       'tag_title'  Bluebirds In The Moonlight (Six Swingers) (vocal - Sam Browne)
                                             'bpm'  103.0
                                    'search_title'  'bluebirds':1 'browne':12,13 'in':2 'moonlight':4 'sam':11 'six':5,6 'swingers':7,8 'the':3 'vocal':9,10
                                   'search_artist'  'george':1 'scott':2 'wood':3
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1939':6 '7':7 'band':9 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8
                                    'search_combo'  '00oldiepop':21 '1939':22 '7':23 'band':25 'bluebirds':1A 'browne':12A,13A 'country':20 'exotica':18 'george':14B 'in':2A 'jazz':17 'moonlight':4A 'oldies':19 'prerock':24 'sam':11A 'scott':15B 'six':5A,6A 'swingers':7A,8A 'the':3A 'vocal':9A,10A 'wood':16B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1939
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620560731.8674514  (2021-05-09 13:45:31)
                             'size'  3250477