======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '177'
                                          'artist'  'Hal Kemp/Bob Allen'
                                     'text_people'  ''
                                         'release'  'Victor 27255'
                                           'title'  'It All Comes Back To Me Now'
                                           '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-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'  ''
                                      'tracktotal'  ''
                                            'date'  '1935'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '136.736'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Victor 27255'
'TBPM' (BPM (beats per minute))                     '136.736'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1935'
'TIT2' (Title/songname/content description)         'It All Comes Back To Me Now'
'TKEY' (Initial key)                                '4A'
'TLEN' (Length)                                     '177348'
'TPE1' (Lead performer(s)/Soloist(s))               'Hal Kemp/Bob Allen'
'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'                                      '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'                        '+0.72 dB'
'TXXX:replaygain_track_peak'                        '0.422903'

========================== row from database ==========================
                                              'id'  1134624
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1920s and 1930s popular/Hal Kemp - It All Comes Back To Me Now.mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  177
                                           'genre'  prerock-unsorted
                                        'filesize'  2500608
                                           'mtime'  1621697871
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1920s and 1930s popular prerock unsorted
                                      'tag_artist'  Hal Kemp/Bob Allen
                                     'tag_release'  Victor 27255
                                       'tag_title'  It All Comes Back To Me Now
                                             'bpm'  136.736
                                    'search_title'  'all':2 'back':4 'comes':3 'it':1 'me':6 'now':7 'to':5
                                   'search_artist'  'allen':5 'bob':3 'hal':1 'kemp':2 'kempbob':4
                                  'search_release'  '27255':2 'victor':1
                                     'search_rest'  '00oldiepop':5 '1920s':6 '1930s':8 'and':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'popular':9 'prerock':10 'unsorted':11
                                    'search_combo'  '00oldiepop':19 '1920s':20 '1930s':22 '27255':14C 'all':2A 'allen':12B 'and':21 'back':4A 'bob':10B 'comes':3A 'country':18 'exotica':16 'hal':8B 'it':1A 'jazz':15 'kemp':9B 'kempbob':11B 'me':6A 'now':7A 'oldies':17 'popular':23 'prerock':24 'to':5A 'unsorted':25 'victor':13C
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  4A
                                           '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-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1935
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621697871.3776734  (2021-05-22 17:37:51)
                             'size'  2500608