======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '270'
                                          'artist'  'Caravan'
                                     'text_people'  ''
                                         'release'  'progsoup 58'
                                           'title'  'Pain In The Arse'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['progressive', 'canterbury scene', 'canterbury', 'rock', 'progressive "
 "rock', 'classic rock']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '121.555'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'progsoup 58'
'TBPM' (BPM (beats per minute))                     '121.555'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Pain In The Arse'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Caravan'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '19'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['progressive',
 'canterbury scene',
 'canterbury',
 'rock',
 'progressive rock',
 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.14 dB'
'TXXX:replaygain_track_peak'                        '0.710241'

========================== row from database ==========================
                                              'id'  1414330
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 58/3246 caravan - pain in the arse.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  270
                                           'genre'  rock-cppex-progressive
                                        'filesize'  10865279
                                           'mtime'  1620737599
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 3246 caravan pain the arse rock cppex progressive
                                      'tag_artist'  Caravan
                                     'tag_release'  progsoup 58
                                       'tag_title'  Pain In The Arse
                                             'bpm'  121.555
                                    'search_title'  'arse':4 'in':2 'pain':1 'the':3
                                   'search_artist'  'caravan':1
                                  'search_release'  '58':2 'progsoup':1
                                     'search_rest'  '3246':3 'arse':7 'caravan':4 'classicprogpsy':1 'cppex':9 'pain':5 'progressive':10 'progsoup':2 'rock':8 'the':6
                                    'search_combo'  '3246':10 '58':7C 'arse':4A,14 'caravan':5B,11 'classicprogpsy':8 'cppex':16 'in':2A 'pain':1A,12 'progressive':17 'progsoup':6C,9 'rock':15 'the':3A,13
                                    'tag_tracknum'  19
                                      '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-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive', 'canterbury scene', 'canterbury', 'rock', 'progressive rock', 'classic rock']
                                        'tag_date'  2013
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737598.9911175  (2021-05-11 14:53:18)
                             'size'  10865279