======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '122'
                                          'artist'  'The Legends'
                                     'text_people'  ''
                                         'release'  'Tape No231 - Happy Free'
                                           'title'  'If I Only Had Her Back'
                                           '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-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['swedish', 'indie pop', 'indie', 'twee', 'shoegaze']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '111.5'
                                             'key'  '12B'
                                        '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 No231 - Happy Free'
'TBPM' (BPM (beats per minute))                     '111.5'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'If I Only Had Her Back'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Legends'
'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'                                   ['swedish', 'indie pop', 'indie', 'twee', 'shoegaze']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                        '+0.24 dB'
'TXXX:replaygain_track_peak'                        '0.459459'
'TXXX:tracknum'                                     '13'

========================== row from database ==========================
                                              'id'  500919
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT231/13 - The Legends - If I Only Had Her Back (1965 US) (Parrot).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  122
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3014178
                                           'mtime'  1620385418
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT231 13 (1965 US) (Parrot) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Legends
                                     'tag_release'  Tape No231 - Happy Free
                                       'tag_title'  If I Only Had Her Back
                                             'bpm'  111.5
                                    'search_title'  'back':6 'had':4 'her':5 'i':2 'if':1 'only':3
                                   'search_artist'  'legends':2 'the':1
                                  'search_release'  'free':4 'happy':3 'no231':2 'tape':1
                                     'search_rest'  '1965':6,7 'blogspot':2 'com':3 'garage':14,16 'garagetapes':1,19 'garagetapesblogspotcom':4 'gr':13 'gt231':5 'parrot':10,11 'pl':18 'rock':12 'set':15,17 'us':8,9
                                    'search_combo'  '1965':18,19 'back':6A 'blogspot':14 'com':15 'free':12C 'garage':26,28 'garagetapes':13,31 'garagetapesblogspotcom':16 'gr':25 'gt231':17 'had':4A 'happy':11C 'her':5A 'i':2A 'if':1A 'legends':8B 'no231':10C 'only':3A 'parrot':22,23 'pl':30 'rock':24 'set':27,29 'tape':9C 'the':7B 'us':20,21
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  12B
                                           '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-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['swedish', 'indie pop', 'indie', 'twee', 'shoegaze']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385417.904064  (2021-05-07 13:03:37)
                             'size'  3014178