======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '426'
                                          'artist'  'Air'
                                     'text_people'  ''
                                         'release'  'Twentyears'
                                           'title'  "La Femme d'argent"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-LOCALNESS-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'electronic', 'french', 'chillout', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '17'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '106.531'
                                             'key'  '10A'
                                        'acoustid'  '776efa27-79a5-4f56-8a0a-951685823da6'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Twentyears'
'TBPM' (BPM (beats per minute))                     '106.531'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '2016'
'TDRC' (Recording time)                             '2016-06-10'
'TIT2' (Title/songname/content description)         "La Femme d'argent"
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Air'
'TPE2' (Band/orchestra/accompaniment)               'Air'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Aircheology/Parlophone'
'TRCK' (Track number/Position in set)               '1/17'
'TSO2'                                              'Air'
'TSOP' (Performer sort order)                       'Air'
'TSRC' (ISRC (international standard recording code))  'FRS639700550'
'TXXX:Acoustid Id'                                  '776efa27-79a5-4f56-8a0a-951685823da6'
'TXXX:BARCODE'                                      '0190295990145'
'TXXX:CATALOGNUMBER'                                'RP2-554838/RP2-554838'
'TXXX:MusicBrainz Album Artist Id'                  'cb67438a-7f50-4f2b-a6f1-2bb2729fd538'
'TXXX:MusicBrainz Album Id'                         '657edbd9-efc8-4f57-9290-40eab9daa4f6'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'cb67438a-7f50-4f2b-a6f1-2bb2729fd538'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:Tagging time'                                 '2016-06-09T12:03:57'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'french', 'chillout', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.61 dB'
'TXXX:replaygain_track_peak'                        '0.361294'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'864c7424-c9ab-481e-a9c0-ad986e646c67')

========================== row from database ==========================
                                              'id'  1518397
                                            'path'  /data/Music/Bulk/00poprockelectronic/air-twentyears/01 la femme d_argent.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  426
                                           'genre'  electronic
                                        'filesize'  17114482
                                           'mtime'  1636914517
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic air twentyears 01 la femme d_argent electronic
                                      'tag_artist'  Air
                                     'tag_release'  Twentyears
                                       'tag_title'  La Femme d'argent
                                             'bpm'  106.531
                                    'search_title'  'argent':4 'd':3 'dargent':5 'femme':2 'la':1
                                   'search_artist'  'air':1
                                  'search_release'  'twentyears':1
                                     'search_rest'  '00poprockelectronic':1 'air':2 'argent':7 'd':6 'electronic':8 'femme':5 'la':4 'twentyears':3
                                    'search_combo'  '00poprockelectronic':8 'air':6B,9 'argent':4A,14 'd':3A,13 'dargent':5A 'electronic':15 'femme':2A,12 'la':1A,11 'twentyears':7C,10
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electronic', 'french', 'chillout', 'ambient']
                                        'tag_date'  2016
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636914517.368762  (2021-11-14 19:28:37)
                             'size'  17114482