======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '170'
                                          'artist'  "Adrian's Ramblers"
                                     'text_people'  ''
                                         'release'  'Brunswick  6877'
                                           'title'  "I've Got A Warm Spot In My Heart For You (vocal - Chick Bullock)"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', '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-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '89.295'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Brunswick  6877'
'TBPM' (BPM (beats per minute))                     '89.295'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         "I've Got A Warm Spot In My Heart For You (vocal - Chick Bullock)"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               "Adrian's Ramblers"
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.85 dB'
'TXXX:replaygain_track_peak'                        '0.553851'

========================== row from database ==========================
                                              'id'  1520199
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Adrian_s Ramblers - I_ve Got A Warm Spot In My Heart For You (vocal - Chick Bullock) 4-5-1934.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  170
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  3415741
                                           'mtime'  1620526048
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 Adrian_s I_ve 4 5 1934 prerock jb jazz unsorted
                                      'tag_artist'  Adrian's Ramblers
                                     'tag_release'  Brunswick  6877
                                       'tag_title'  I've Got A Warm Spot In My Heart For You (vocal - Chick Bullock)
                                             'bpm'  89.295
                                    'search_title'  'a':5 'bullock':16,17 'chick':15 'for':11 'got':4 'heart':10 'i':1 'in':8 'ive':3 'my':9 'spot':7 've':2 'vocal':13,14 'warm':6 'you':12
                                   'search_artist'  'adrian':1 'adrians':3 'ramblers':4 's':2
                                  'search_release'  '6877':2 'brunswick':1
                                     'search_rest'  '00oldiepop':5 '1934':6 '4':11 '5':12 'adrian':7 'country':4 'exotica':2 'i':9 'jazz':1 'jb':14 'oldies':3 'prerock':13 's':8 'unsorted':15 've':10
                                    'search_combo'  '00oldiepop':28 '1934':29 '4':34 '5':35 '6877':23C 'a':5A 'adrian':18B,30 'adrians':20B 'brunswick':22C 'bullock':16A,17A 'chick':15A 'country':27 'exotica':25 'for':11A 'got':4A 'heart':10A 'i':1A,32 'in':8A 'ive':3A 'jazz':24 'jb':37 'my':9A 'oldies':26 'prerock':36 'ramblers':21B 's':19B,31 'spot':7A 'unsorted':38 've':2A,33 'vocal':13A,14A 'warm':6A 'you':12A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', '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-1', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526047.8979235  (2021-05-09 04:07:27)
                             'size'  3415741