======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '167'
                                          'artist'  'Leo Reisman & His Orchestra Feat. Harold Arlen'
                                     'text_people'  ''
                                         'release'  "Sweet Bands Of The 30's"
                                           'title'  "You're A Builder Upper"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '56'
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-band'
                                             'bpm'  '87.257'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 8/25/1934 and peaked at #6 on Various Charts. Source: Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 8/25/1934 and peaked'
'TALB' (Album/Movie/Show title)                     "Sweet Bands Of The 30's"
'TBPM' (BPM (beats per minute))                     '87.257'
'TCON' (Content type, a.k.a. Genre)                 'prerock-band'
'TDRC' (Recording time)                             '1934'
'TENC' (Encoded by)                                 'iTunes v2.0.4'
'TIT2' (Title/songname/content description)         "You're A Builder Upper"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Leo Reisman & His Orchestra Feat. Harold Arlen'
'TRCK' (Track number/Position in set)               '56'
'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'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                        '+2.38 dB'
'TXXX:replaygain_track_peak'                        '0.525439'

========================== row from database ==========================
                                              'id'  1499568
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/You_re a builder upper - Leo Reisman Orchestra (vocal by Harold Arlen).mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  167
                                           'genre'  prerock-band
                                        'filesize'  2013645
                                           'mtime'  1620560329
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 You_re builder upper (vocal by Arlen) prerock band
                                      'tag_artist'  Leo Reisman & His Orchestra Feat. Harold Arlen
                                     'tag_release'  Sweet Bands Of The 30's
                                       'tag_title'  You're A Builder Upper
                                             'bpm'  87.257
                                    'search_title'  'a':4 'builder':5 're':2 'upper':6 'you':1 'youre':3
                                   'search_artist'  'arlen':8 'feat':5,6 'harold':7 'his':3 'leo':1 'orchestra':4 'reisman':2
                                  'search_release'  '30':5 '30s':7 'bands':2 'of':3 's':6 'sweet':1 'the':4
                                     'search_rest'  '00oldiepop':5 '1934':6 'arlen':14,15 'band':17 'builder':9 'by':13 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':16 're':8 'upper':10 'vocal':11,12 'you':7
                                    'search_combo'  '00oldiepop':26 '1934':27 '30':19C '30s':21C 'a':4A 'arlen':14B,35,36 'band':38 'bands':16C 'builder':5A,30 'by':34 'country':25 'exotica':23 'feat':11B,12B 'harold':13B 'his':9B 'jazz':22 'leo':7B 'of':17C 'oldies':24 'orchestra':10B 'prerock':37 're':2A,29 'reisman':8B 's':20C 'sweet':15C 'the':18C 'upper':6A,31 'vocal':32,33 'you':1A,28 'youre':3A
                                    'tag_tracknum'  56
                                      'num_images'  0
                                             '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-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620560328.949485  (2021-05-09 13:38:48)
                             'size'  2013645