======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '173'
                                          'artist'  'Felipecha'
                                     'text_people'  ''
                                         'release'  'De fil en aiguille'
                                           'title'  'La Victoire de Samothrace'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'Q-PIANO-3', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['fip', 'french folk', 'female vocalists', 'french', 'france', 'folk']"
                                     'discogstags'  "['pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '12'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'loc-eur-france'
                                             'bpm'  '143.823'
                                             'key'  '8B'
                                        'acoustid'  'a6ef803d-880c-4067-8e76-f847826e9384'
rest: ''

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

'POPM:'                                             POPM(email='', rating=153, count=0)
'TALB' (Album/Movie/Show title)                     'De fil en aiguille'
'TBPM' (BPM (beats per minute))                     '143.823'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-france'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-09-29'
'TENC' (Encoded by)                                 'Lavf52.1.0'
'TIT2' (Title/songname/content description)         'La Victoire de Samothrace'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Felipecha'
'TPE2' (Band/orchestra/accompaniment)               'Felipecha'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'AT(h)OME'
'TRCK' (Track number/Position in set)               '12/12'
'TSO2'                                              'Felipecha'
'TSOP' (Performer sort order)                       'Felipecha'
'TXXX:ASIN'                                         'B001EB719W'
'TXXX:Acoustid Id'                                  'a6ef803d-880c-4067-8e76-f847826e9384'
'TXXX:BARCODE'                                      '3760068970628'
'TXXX:CATALOGNUMBER'                                '3135752'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MP3GAIN_MINMAX'                               '065,206'
'TXXX:MP3GAIN_UNDO'                                 '+004,+004,N'
'TXXX:MusicBrainz Album Artist Id'                  'de29ec4f-7e3f-4d88-8bac-8003f7066f1f'
'TXXX:MusicBrainz Album Id'                         '97166842-648d-49df-8907-92a6f8a76f93'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'de29ec4f-7e3f-4d88-8bac-8003f7066f1f'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'pop'
'TXXX:lastfmtags'                                   ['fip', 'french folk', 'female vocalists', 'french', 'france', 'folk']
'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-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.84 dB'
'TXXX:replaygain_track_peak'                        '0.497540'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a3948b27-5986-484f-913a-90c60deb8e47')

========================== row from database ==========================
                                              'id'  925306
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/Felipecha/12-La_Victoire_de_Samothrace.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  173
                                           'genre'  loc-eur-france
                                        'filesize'  5574196
                                           'mtime'  1620535251
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 12 La_Victoire_de_Samothrace loc eur france
                                      'tag_artist'  Felipecha
                                     'tag_release'  De fil en aiguille
                                       'tag_title'  La Victoire de Samothrace
                                             'bpm'  143.823
                                    'search_title'  'de':3 'la':1 'samothrace':4 'victoire':2
                                   'search_artist'  'felipecha':1
                                  'search_release'  'aiguille':4 'de':1 'en':3 'fil':2
                                     'search_rest'  '00mid':1 'de':6 'eur':9 'europe':3 'france':10 'la':4 'loc':8 'north':2 'samothrace':7 'victoire':5
                                    'search_combo'  '00mid':10 'aiguille':9C 'de':3A,6C,15 'en':8C 'eur':18 'europe':12 'felipecha':5B 'fil':7C 'france':19 'la':1A,13 'loc':17 'north':11 'samothrace':4A,16 'victoire':2A,14
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', '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-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['fip', 'french folk', 'female vocalists', 'french', 'france', 'folk']
                                        'tag_date'  2008
                                     'discogstags'  ['pop']

============================== file details ==============================
                                           'mtime'  1620535250.8406723  (2021-05-09 06:40:50)
                             'size'  5574196