======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '126'
                                          'artist'  'The Creed Taylor Orchestra (Kenyon Hopkins)'
                                     'text_people'  ''
                                         'release'  'Panic (ABC Paramount ABCS-314 Stereo)'
                                           'title'  'Heartaches'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', '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-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '132.444'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Panic (ABC Paramount ABCS-314 Stereo)'
'TBPM' (BPM (beats per minute))                     '132.444'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1960'
'TENC' (Encoded by)                                 'Basic Hip Digital Oddio'
'TIT2' (Title/songname/content description)         'Heartaches'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Creed Taylor Orchestra (Kenyon Hopkins)'
'TPE2' (Band/orchestra/accompaniment)               'The Creed Taylor Orchestra (Kenyon Hopkins)'
'TRCK' (Track number/Position in set)               '07'
'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'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.74 dB'
'TXXX:replaygain_track_peak'                        '0.706843'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.basichipdigitaloddio.com/365/')

========================== row from database ==========================
                                              'id'  671513
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/467 Creed Taylor - Panic/07_Heartaches.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  126
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  5185053
                                           'mtime'  1620528033
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 467 07_Heartaches prerock jb jazz unsorted
                                      'tag_artist'  The Creed Taylor Orchestra (Kenyon Hopkins)
                                     'tag_release'  Panic (ABC Paramount ABCS-314 Stereo)
                                       'tag_title'  Heartaches
                                             'bpm'  132.444
                                    'search_title'  'heartaches':1
                                   'search_artist'  'creed':2 'hopkins':7,8 'kenyon':5,6 'orchestra':4 'taylor':3 'the':1
                                  'search_release'  '314':6 'abc':2,3 'abcs':5 'abcs314':7 'panic':1 'paramount':4 'stereo':8,9
                                     'search_rest'  '07':6 '467':5 'country':4 'exotica':2 'heartaches':7 'jazz':1 'jb':9 'oldies':3 'prerock':8 'unsorted':10
                                    'search_combo'  '07':24 '314':15C '467':23 'abc':11C,12C 'abcs':14C 'abcs314':16C 'country':22 'creed':3B 'exotica':20 'heartaches':1A,25 'hopkins':8B,9B 'jazz':19 'jb':27 'kenyon':6B,7B 'oldies':21 'orchestra':5B 'panic':10C 'paramount':13C 'prerock':26 'stereo':17C,18C 'taylor':4B 'the':2B 'unsorted':28
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1960
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528033.4332025  (2021-05-09 04:40:33)
                             'size'  5185053