======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '171'
                                          'artist'  'The Cheques'
                                     'text_people'  ''
                                         'release'  'Tape No246 - In The Groove'
                                           'title'  'In The Groove'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '121.1'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'http://garagetapes.blogspot.gr/'
'TALB' (Album/Movie/Show title)                     'Tape No246 - In The Groove'
'TBPM' (BPM (beats per minute))                     '121.1'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'In The Groove'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Cheques'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:country'                                      'US'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+24.38 dB'
'TXXX:replaygain_track_peak'                        '0.025350'
'TXXX:tracknum'                                     '01'

========================== row from database ==========================
                                              'id'  507142
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT246/01 - The Cheques - In The Groove (1967 US) (Boss Rock).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  171
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4169068
                                           'mtime'  1620385496
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT246 01 (1967 US) (Boss Rock) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Cheques
                                     'tag_release'  Tape No246 - In The Groove
                                       'tag_title'  In The Groove
                                             'bpm'  121.1
                                    'search_title'  'groove':3 'in':1 'the':2
                                   'search_artist'  'cheques':2 'the':1
                                  'search_release'  'groove':5 'in':3 'no246':2 'tape':1 'the':4
                                     'search_rest'  '1967':6,7 'blogspot':2 'boss':10,11 'com':3 'garage':15,17 'garagetapes':1,20 'garagetapesblogspotcom':4 'gr':14 'gt246':5 'pl':19 'rock':12,13 'set':16,18 'us':8,9
                                    'search_combo'  '1967':16,17 'blogspot':12 'boss':20,21 'cheques':5B 'com':13 'garage':25,27 'garagetapes':11,30 'garagetapesblogspotcom':14 'gr':24 'groove':3A,10C 'gt246':15 'in':1A,8C 'no246':7C 'pl':29 'rock':22,23 'set':26,28 'tape':6C 'the':2A,4B,9C 'us':18,19
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385495.614939  (2021-05-07 13:04:55)
                             'size'  4169068