======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '153'
                                          'artist'  'J Prendergast & Rialtonians'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "I Can't Give You Anything But Love (vocal - Peggy Inglis)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', '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'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '98.7'
                                             'key'  '6A'
                                        '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))                     '98.7'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1934-08'
'TIT2' (Title/songname/content description)         "I Can't Give You Anything But Love (vocal - Peggy Inglis)"
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '153000'
'TPE1' (Lead performer(s)/Soloist(s))               'J Prendergast & Rialtonians'
'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'                                       '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.39 dB'
'TXXX:replaygain_track_peak'                        '0.469515'

========================== row from database ==========================
                                              'id'  1511615
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/J Prendergast & Rialtonians - I Can_t Give You Anything But Love (vocal - Peggy Inglis) -8-1934.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  153
                                           'genre'  prerock-unsorted
                                        'filesize'  3103674
                                           'mtime'  1621697974
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 Can_t 8 1934 prerock unsorted
                                      'tag_artist'  J Prendergast & Rialtonians
                                     'tag_release'  None
                                       'tag_title'  I Can't Give You Anything But Love (vocal - Peggy Inglis)
                                             'bpm'  98.7
                                    'search_title'  'anything':7 'but':8 'can':2 'cant':4 'give':5 'i':1 'inglis':13,14 'love':9 'peggy':12 't':3 'vocal':10,11 'you':6
                                   'search_artist'  'j':1 'prendergast':2 'rialtonians':3
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1934':6 '8':9 'can':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':10 't':8 'unsorted':11
                                    'search_combo'  '00oldiepop':22 '1934':23 '8':26 'anything':7A 'but':8A 'can':2A,24 'cant':4A 'country':21 'exotica':19 'give':5A 'i':1A 'inglis':13A,14A 'j':15B 'jazz':18 'love':9A 'oldies':20 'peggy':12A 'prendergast':16B 'prerock':27 'rialtonians':17B 't':3A,25 'unsorted':28 'vocal':10A,11A 'you':6A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6A
                                           '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-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621697974.398393  (2021-05-22 17:39:34)
                             'size'  3103674