======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '257'
                                          'artist'  'Jane Birkin & Serge Gainsbourg'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "Je t'aime... moi non plus"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['french', 'chanson', 'chanson francaise', 'pop', 'sex']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  '25'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '83'
                                             'key'  '8B'
                                        'acoustid'  'abc10ff2-44b2-44a3-89a0-2d256e6b17de'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TBPM' (BPM (beats per minute))                     '83'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998-11-13'
'TIT2' (Title/songname/content description)         "Je t'aime... moi non plus"
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Jane Birkin & Serge Gainsbourg'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'PolyGram'
'TRCK' (Track number/Position in set)               '17/25'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Birkin, Jane & Gainsbourg, Serge'
'TSRC' (ISRC (international standard recording code))  'FRZ036800450'
'TXXX:ASIN'                                         'B00000JA7R'
'TXXX:Acoustid Id'                                  'abc10ff2-44b2-44a3-89a0-2d256e6b17de'
'TXXX:Artists'                                      'Jane Birkin/Serge Gainsbourg'
'TXXX:BARCODE'                                      '731456553221'
'TXXX:Mp3gain_minmax'                               '107,190'
'TXXX:Mp3gain_undo'                                 '-001,-001,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['french', 'chanson', 'chanson francaise', 'pop', 'sex']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.45 dB'
'TXXX:replaygain_track_peak'                        '0.681388'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'af5e9c0b-2f1d-482d-bb97-da65fd49608e')

========================== row from database ==========================
                                              'id'  1500664
                                            'path'  /data/Music/Bulk/00poprockelectronic/serge Gainsbourg/Jane Birkin & Serge Gainsbourg - Je T_aime Moi Non Plus.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  257
                                           'genre'  loc-unsorted
                                        'filesize'  4179064
                                           'mtime'  1621630249
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic serge T_aime Moi Non Plus loc unsorted
                                      'tag_artist'  Jane Birkin & Serge Gainsbourg
                                     'tag_release'  None
                                       'tag_title'  Je t'aime... moi non plus
                                             'bpm'  83.0
                                    'search_title'  'aime':3 'je':1 'moi':5 'non':6 'plus':7 't':2 'taime':4
                                   'search_artist'  'birkin':2 'gainsbourg':4 'jane':1 'serge':3
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'aime':4 'loc':8 'moi':5 'non':6 'plus':7 'serge':2 't':3 'unsorted':9
                                    'search_combo'  '00poprockelectronic':12 'aime':3A,15 'birkin':9B 'gainsbourg':11B 'jane':8B 'je':1A 'loc':19 'moi':5A,16 'non':6A,17 'plus':7A,18 'serge':10B,13 't':2A,14 'taime':4A 'unsorted':20
                                    'tag_tracknum'  17
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['french', 'chanson', 'chanson francaise', 'pop', 'sex']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630249.162  (2021-05-21 22:50:49)
                             'size'  4179064