======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '135'
                                          'artist'  'Tony Beck & The Electrons'
                                     'text_people'  ''
                                         'release'  'Tape No189 - Destination Nowhere'
                                           'title'  'The Girl From Melody Lane'
                                           '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-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '145.4'
                                             'key'  '7B'
                                        '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 No189 - Destination Nowhere'
'TBPM' (BPM (beats per minute))                     '145.4'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'The Girl From Melody Lane'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Tony Beck & The Electrons'
'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'                                       '3'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+24.33 dB'
'TXXX:replaygain_track_peak'                        '0.031783'
'TXXX:tracknum'                                     '01'

========================== row from database ==========================
                                              'id'  499635
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT189/01 - Tony Beck & The Electrons - The Girl From Melody Lane (196 US) (Voltage).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  135
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3318222
                                           'mtime'  1620385119
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT189 01 (196 US) (Voltage) rock gr garage;set pl garagetapes
                                      'tag_artist'  Tony Beck & The Electrons
                                     'tag_release'  Tape No189 - Destination Nowhere
                                       'tag_title'  The Girl From Melody Lane
                                             'bpm'  145.4
                                    'search_title'  'from':3 'girl':2 'lane':5 'melody':4 'the':1
                                   'search_artist'  'beck':2 'electrons':4 'the':3 'tony':1
                                  'search_release'  'destination':3 'no189':2 'nowhere':4 'tape':1
                                     'search_rest'  '196':6,7 'blogspot':2 'com':3 'garage':14,16 'garagetapes':1,19 'garagetapesblogspotcom':4 'gr':13 'gt189':5 'pl':18 'rock':12 'set':15,17 'us':8,9 'voltage':10,11
                                    'search_combo'  '196':19,20 'beck':7B 'blogspot':15 'com':16 'destination':12C 'electrons':9B 'from':3A 'garage':27,29 'garagetapes':14,32 'garagetapesblogspotcom':17 'girl':2A 'gr':26 'gt189':18 'lane':5A 'melody':4A 'no189':11C 'nowhere':13C 'pl':31 'rock':25 'set':28,30 'tape':10C 'the':1A,8B 'tony':6B 'us':21,22 'voltage':23,24
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385118.6442537  (2021-05-07 12:58:38)
                             'size'  3318222