======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '155'
                                          'artist'  'The Shaggs'
                                     'text_people'  ''
                                         'release'  'Tape No201 - Again, I Want To (Be Your Fool)'
                                           'title'  "Hummin'"
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['lo fi', 'outsider', 'indie', 'garage', 'rock', 'psychedelic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '128.7'
                                             'key'  '6A'
                                        '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 No201 - Again, I Want To (Be Your Fool)'
'TBPM' (BPM (beats per minute))                     '128.7'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         "Hummin'"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Shaggs'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'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:lastfmtags'                                   ['lo fi', 'outsider', 'indie', 'garage', 'rock', 'psychedelic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+24.45 dB'
'TXXX:replaygain_track_peak'                        '0.031636'
'TXXX:tracknum'                                     '13'

========================== row from database ==========================
                                              'id'  1505246
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT201/13 - The Shaggs - Hummin_ (1967 US) (Power).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  155
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3800200
                                           'mtime'  1620385219
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT201 13 Hummin_ (1967 US) (Power) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Shaggs
                                     'tag_release'  Tape No201 - Again, I Want To (Be Your Fool)
                                       'tag_title'  Hummin'
                                             'bpm'  128.7
                                    'search_title'  'hummin':1,2
                                   'search_artist'  'shaggs':2 'the':1
                                  'search_release'  'again':3,4 'be':8,9 'fool':11,12 'i':5 'no201':2 'tape':1 'to':7 'want':6 'your':10
                                     'search_rest'  '1967':7,8 'blogspot':2 'com':3 'garage':15,17 'garagetapes':1,20 'garagetapesblogspotcom':4 'gr':14 'gt201':5 'hummin':6 'pl':19 'power':11,12 'rock':13 'set':16,18 'us':9,10
                                    'search_combo'  '1967':23,24 'again':7C,8C 'be':12C,13C 'blogspot':18 'com':19 'fool':15C,16C 'garage':31,33 'garagetapes':17,36 'garagetapesblogspotcom':20 'gr':30 'gt201':21 'hummin':1A,2A,22 'i':9C 'no201':6C 'pl':35 'power':27,28 'rock':29 'set':32,34 'shaggs':4B 'tape':5C 'the':3B 'to':11C 'us':25,26 'want':10C 'your':14C
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  6A
                                           '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-4', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['lo fi', 'outsider', 'indie', 'garage', 'rock', 'psychedelic']
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385218.7694633  (2021-05-07 13:00:18)
                             'size'  3800200