======================== unified (from filesystem) ========================
                                         'bitrate'  '153.569'
                                        'duration'  '259'
                                          'artist'  'Lyre le temps'
                                     'text_people'  ''
                                         'release'  'Electro Swing'
                                           'title'  'Hold the Night'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['jazz', 'electro swing', 'electronic', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  '20'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-soft-swing'
                                             'bpm'  '129.979'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Electro Swing'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-soft-swing'
'TDRC' (Recording time)                             '2009-01-26'
'TIT2' (Title/songname/content description)         'Hold the Night'
'TKEY' (Initial key)                                '10A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Lyre le temps'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Wagram'
'TRCK' (Track number/Position in set)               '17/20'
'TSOP' (Performer sort order)                       'Lyre le temps'
'TSRC' (ISRC (international standard recording code))  'FR2Y01000009'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 3.97 / -V2 --vbr-new'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
'TXXX:ASIN'                                         'B001L4AYZK'
'TXXX:BARCODE'                                      '3596971396725'
'TXXX:MP3GAIN_MINMAX'                               '139,249'
'TXXX:MP3GAIN_UNDO'                                 '+004,+004,N'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '876778b0-bfe1-4f86-b237-a273086afd73'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'e10b4ba3-5a4b-4da8-afe3-86542bd46096'
'TXXX:MusicIP PUID'                                 '4bb8de38-2490-c3c0-b4eb-a763ce49b2b4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'Normal release'
'TXXX:Rip date'                                     '2009-03-26'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Source'                                       'CDDA'
'TXXX:lastfmtags'                                   ['jazz', 'electro swing', 'electronic', 'swing']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+5.16 dB'
'TXXX:replaygain_track_peak'                        '0.209124'

========================== row from database ==========================
                                              'id'  674736
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Unsorted/lyre_le_temps-hold_the_night.mp3
                                         'working'  None
                                         'bitrate'  153
                                    'duration_sec'  259
                                           'genre'  prerock-jb-jazz-soft-swing
                                        'filesize'  4986780
                                           'mtime'  1620536991
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Unsorted lyre_le_temps hold_the_night prerock jb jazz soft swing
                                      'tag_artist'  Lyre le temps
                                     'tag_release'  Electro Swing
                                       'tag_title'  Hold the Night
                                             'bpm'  129.979
                                    'search_title'  'hold':1 'night':3 'the':2
                                   'search_artist'  'le':2 'lyre':1 'temps':3
                                  'search_release'  'electro':1 'swing':2
                                     'search_rest'  'country':4 'exotica':2 'hold':9 'jazz':1 'jb':13 'le':7 'lyre':6 'night':11 'oldies':3 'prerock':12 'soft':14 'swing':15 'temps':8 'the':10 'unsorted':5
                                    'search_combo'  'country':12 'electro':7C 'exotica':10 'hold':1A,17 'jazz':9 'jb':21 'le':5B,15 'lyre':4B,14 'night':3A,19 'oldies':11 'prerock':20 'soft':22 'swing':8C,23 'temps':6B,16 'the':2A,18 'unsorted':13
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'electro swing', 'electronic', 'swing']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620536990.9189003  (2021-05-09 07:09:50)
                             'size'  4986780