======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '184'
                                          'artist'  'Dynamites'
                                     'text_people'  ''
                                         'release'  'Tape No204 - Summertime Blues (Part I)'
                                           'title'  'Summertime Blues'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['attic reggae instrumentals', 'all', 'blueyz vynl', 'skinhead reggae', "
 "'test']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '145.6'
                                             '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 No204 - Summertime Blues (Part I)'
'TBPM' (BPM (beats per minute))                     '145.6'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1969'
'TIT2' (Title/songname/content description)         'Summertime Blues'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dynamites'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18'
'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'                                      'JP'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['attic reggae instrumentals', 'all', 'blueyz vynl', 'skinhead reggae', 'test']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+16.80 dB'
'TXXX:replaygain_track_peak'                        '0.069450'
'TXXX:tracknum'                                     '18'

========================== row from database ==========================
                                              'id'  505731
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT204/18 - Dynamites - Summertime Blues (1969 JP).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  184
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4492185
                                           'mtime'  1620385243
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT204 18 (1969 JP) rock gr garage;set pl garagetapes
                                      'tag_artist'  Dynamites
                                     'tag_release'  Tape No204 - Summertime Blues (Part I)
                                       'tag_title'  Summertime Blues
                                             'bpm'  145.6
                                    'search_title'  'blues':2 'summertime':1
                                   'search_artist'  'dynamites':1
                                  'search_release'  'blues':4 'i':7,8 'no204':2 'part':5,6 'summertime':3 'tape':1
                                     'search_rest'  '18':6 '1969':7,8 'blogspot':2 'com':3 'garage':13,15 'garagetapes':1,18 'garagetapesblogspotcom':4 'gr':12 'gt204':5 'jp':9,10 'pl':17 'rock':11 'set':14,16
                                    'search_combo'  '18':17 '1969':18,19 'blogspot':13 'blues':2A,7C 'com':14 'dynamites':3B 'garage':24,26 'garagetapes':12,29 'garagetapesblogspotcom':15 'gr':23 'gt204':16 'i':10C,11C 'jp':20,21 'no204':5C 'part':8C,9C 'pl':28 'rock':22 'set':25,27 'summertime':1A,6C 'tape':4C
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-2', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['attic reggae instrumentals', 'all', 'blueyz vynl', 'skinhead reggae', 'test']
                                        'tag_date'  1969
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620385242.6318598  (2021-05-07 13:00:42)
                             'size'  4492185