======================== unified (from filesystem) ========================
                                         'bitrate'  '80.0'
                                        'duration'  '167'
                                          'artist'  'Boston Pos Orchestra/Arthur Fiedler'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Sleigh Ride'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', 'q-chart-1', "
 "'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1949'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted;set-th-christmas'
                                             'bpm'  '118.845'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['Debuted 12/24/49 and peaked at #24 on Various Charts. Source: Pop Hits\r\n'
 '\r\n'
 'Decca 16000',
 'Debuted 1949 and peaked at # on Various Charts. Label/Number: RCA Victor '
 '49-0515. Billboard Pop Charts (1940-1954)\r\n']
'COMM:ID3v1 Comment:XXX'                            'Debuted 12/24/49 and peaked at'
'TBPM' (BPM (beats per minute))                     '118.845'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-unsorted', 'set-th-christmas']
'TDRC' (Recording time)                             '1949'
'TIT2' (Title/songname/content description)         'Sleigh Ride'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Boston Pos Orchestra/Arthur Fiedler'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.21 dB'
'TXXX:replaygain_track_peak'                        '0.466867'
'UFID:'                                             UFID(owner='', data=b'XL\x00 CH1949_031')

========================== row from database ==========================
                                              'id'  1440744
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1949/ch1949_031 - boston pos orchestra-arthur fiedler - sleigh ride 80 m (2.48).mp3
                                         'working'  None
                                         'bitrate'  80
                                    'duration_sec'  167
                                           'genre'  prerock-unsorted;set-th-christmas
                                        'filesize'  1679360
                                           'mtime'  1620343026
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1949 ch1949_031 boston pos orchestra arthur fiedler sleigh ride 80 m (2.48) prerock unsorted;set christmas
                                      'tag_artist'  Boston Pos Orchestra/Arthur Fiedler
                                     'tag_release'  None
                                       'tag_title'  Sleigh Ride
                                             'bpm'  118.845
                                    'search_title'  'ride':2 'sleigh':1
                                   'search_artist'  'arthur':4 'boston':1 'fiedler':6 'orchestra':3 'orchestraarthur':5 'pos':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '031':8 '1949':6 '2':18 '248':20 '48':19 '80':16 'arthur':12 'boston':9 'ch1949':7 'christmas':26 'country':4 'exotica':2 'fiedler':13 'jazz':1 'm':17 'oldies':3 'orchestra':11 'pos':10 'prerock':21 'ride':15 'set':23,25 'sleigh':14 'unsorted':22,24
                                    'search_combo'  '00oldiepop':13 '031':16 '1949':14 '2':26 '248':28 '48':27 '80':24 'arthur':6B,20 'boston':3B,17 'ch1949':15 'christmas':34 'country':12 'exotica':10 'fiedler':8B,21 'jazz':9 'm':25 'oldies':11 'orchestra':5B,19 'orchestraarthur':7B 'pos':4B,18 'prerock':29 'ride':2A,23 'set':31,33 'sleigh':1A,22 'unsorted':30,32
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-2', 'q-syn-1', 'q-chart-1', 'q-other-4', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1949
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343025.7547696  (2021-05-07 01:17:05)
                             'size'  1679360