======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '137'
                                          'artist'  'Neil Innes'
                                     'text_people'  ''
                                         'release'  'Re-Cycled Vinyl Blues'
                                           'title'  "L'Amour Perdu"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['need to rate', 'comedy', 'humor', 'british', 'singer songwriter']"
                                     'discogstags'  "['rock', 'brit pop', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '18'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter;entertaining-eccentric'
                                             'bpm'  '84.987'
                                             'key'  '5B'
                                        'acoustid'  '8db4cf24-78b9-4c08-a14a-fe5adf4a596b'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Re-Cycled Vinyl Blues'
'TBPM' (BPM (beats per minute))                     '84.987'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter', 'entertaining-eccentric']
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         "L'Amour Perdu"
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Neil Innes'
'TPE2' (Band/orchestra/accompaniment)               'Neil Innes'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '13/18'
'TSO2'                                              'Innes, Neil'
'TSOP' (Performer sort order)                       'Innes, Neil'
'TXXX:ASIN'                                         'B000058AM5'
'TXXX:Acoustid Id'                                  '8db4cf24-78b9-4c08-a14a-fe5adf4a596b'
'TXXX:MusicBrainz Album Artist Id'                  '888b9014-96eb-4794-8e7c-04385ff923ae'
'TXXX:MusicBrainz Album Id'                         '8ab520b6-97e2-4582-acfc-f0af10f78ed8'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '888b9014-96eb-4794-8e7c-04385ff923ae'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'brit pop', 'pop rock']
'TXXX:lastfmtags'                                   ['need to rate', 'comedy', 'humor', 'british', 'singer songwriter']
'TXXX:q-bass'                                       '3'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.06 dB'
'TXXX:replaygain_track_peak'                        '0.531982'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'2d6bdf7c-1cfa-4a85-9e5c-cdcd41e2468c')

========================== row from database ==========================
                                              'id'  1499748
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0incharacter/Neil Innes/08 l_amour perdu.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  137
                                           'genre'  ifs-songwriter;entertaining-eccentric
                                        'filesize'  4394958
                                           'mtime'  1620527170
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0incharacter 08 l_amour perdu ifs songwriter;entertaining eccentric
                                      'tag_artist'  Neil Innes
                                     'tag_release'  Re-Cycled Vinyl Blues
                                       'tag_title'  L'Amour Perdu
                                             'bpm'  84.987
                                    'search_title'  'amour':2 'l':1 'lamour':3 'perdu':4
                                   'search_artist'  'innes':2 'neil':1
                                  'search_release'  'blues':5 'cycled':2 're':1 'recycled':3 'vinyl':4
                                     'search_rest'  '0incharacter':1 'amour':3 'eccentric':10 'entertaining':7,9 'ifs':5 'l':2 'perdu':4 'songwriter':6,8
                                    'search_combo'  '0incharacter':12 'amour':2A,14 'blues':11C 'cycled':8C 'eccentric':21 'entertaining':18,20 'ifs':16 'innes':6B 'l':1A,13 'lamour':3A 'neil':5B 'perdu':4A,15 're':7C 'recycled':9C 'songwriter':17,19 'vinyl':10C
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', '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-3', 'q-grit-2']
                                      'lastfmtags'  ['need to rate', 'comedy', 'humor', 'british', 'singer songwriter']
                                        'tag_date'  1995
                                     'discogstags'  ['rock', 'brit pop', 'pop rock']

============================== file details ==============================
                                           'mtime'  1620527169.610638  (2021-05-09 04:26:09)
                             'size'  4394958