======================== unified (from filesystem) ========================
                                         'bitrate'  '228.141'
                                        'duration'  '320'
                                          'artist'  'Junip'
                                     'text_people'  ''
                                         'release'  'Fields'
                                           'title'  'Rope & Summitt'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'swedish', 'alternative', 'folk', 'acoustic']"
                                     'discogstags'  "['rock', 'blues', 'folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '113.5'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:http://www.cdtag.com:\x02\x00ä/å\x00'         PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xe4/\xe5\x00')
'TALB' (Album/Movie/Show title)                     'Fields'
'TBPM' (BPM (beats per minute))                     '113.5'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2010-09-10'
'TIT2' (Title/songname/content description)         'Rope & Summitt'
'TKEY' (Initial key)                                '2A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Junip'
'TPOS' (Part of a set)                              '1/3'
'TPUB' (Publisher)                                  'City Slang'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'No Tag'
'TXXX:Rip date'                                     '2010-09-11'
'TXXX:Source'                                       'Deluxe Edition'
'TXXX:discogstags'                                  ['rock', 'blues', 'folk, world, & country']
'TXXX:lastfmtags'                                   ['indie', 'swedish', 'alternative', 'folk', 'acoustic']
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.66 dB'
'TXXX:replaygain_track_peak'                        '0.440729'

========================== row from database ==========================
                                              'id'  1356292
                                            'path'  /data/Music/Bulk/00poprockelectronic/Junip/Fields/1-03 rope & summitt.mp3
                                         'working'  None
                                         'bitrate'  228
                                    'duration_sec'  320
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  9178977
                                           'mtime'  1620570252
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1 03 rope summitt ifs songwriter indie unsorted
                                      'tag_artist'  Junip
                                     'tag_release'  Fields
                                       'tag_title'  Rope & Summitt
                                             'bpm'  113.5
                                    'search_title'  'rope':1 'summitt':2
                                   'search_artist'  'junip':1
                                  'search_release'  'fields':1
                                     'search_rest'  '00poprockelectronic':1 '1':2 'ifs':5 'indie':7 'rope':3 'songwriter':6 'summitt':4 'unsorted':8
                                    'search_combo'  '00poprockelectronic':5 '1':6 'fields':4C 'ifs':9 'indie':11 'junip':3B 'rope':1A,7 'songwriter':10 'summitt':2A,8 'unsorted':12
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', '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'  ['indie', 'swedish', 'alternative', 'folk', 'acoustic']
                                        'tag_date'  2010
                                     'discogstags'  ['rock', 'blues', 'folk, world, & country']

============================== file details ==============================
                                           'mtime'  1620570252.2126706  (2021-05-09 16:24:12)
                             'size'  9178977