======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '166'
                                          'artist'  'Babylon Circus'
                                     'text_people'  ''
                                         'release'  'Dances of Resistance'
                                           'title'  'No Competition'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-OLDST-2', 'Q-HHRNBTT-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'ska', 'world music', 'french', 'francais']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '17'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-ska'
                                             'bpm'  '121.3'
                                             'key'  '6A'
                                        'acoustid'  'ddc7d03b-d89f-4a47-b5bb-35148e6a117e'
rest: ''

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'TBPM' (BPM (beats per minute))                     '121.3'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-ska'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'No Competition'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Babylon Circus'
'TPE2' (Band/orchestra/accompaniment)               'Babylon Circus'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Yelen Musiques'
'TRCK' (Track number/Position in set)               '3/17'
'TSO2'                                              'Babylon Circus'
'TSOP' (Performer sort order)                       'Babylon Circus'
'TSRC' (ISRC (international standard recording code))  'FR7R90300003'
'TXXX:ASIN'                                         'B00022LE8I'
'TXXX:Acoustid Id'                                  'ddc7d03b-d89f-4a47-b5bb-35148e6a117e'
'TXXX:BARCODE'                                      '5099751732020'
'TXXX:CATALOGNUMBER'                                'YEL 5173202'
'TXXX:MusicBrainz Album Artist Id'                  '84788caa-d859-4814-bf18-cbfbe277ce73'
'TXXX:MusicBrainz Album Id'                         '8035bb78-6b82-3cc4-a1fd-609b75388f87'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '84788caa-d859-4814-bf18-cbfbe277ce73'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['reggae', 'ska', 'world music', 'french', 'francais']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.46 dB'
'TXXX:replaygain_track_peak'                        '0.359027'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'cd15956a-74bb-46ea-bd88-02470c3385d2')

========================== row from database ==========================
                                              'id'  1386156
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/Babylon Circus/Dances of Resistance (2004)/03 - Babylon Circus - No competition.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  166
                                           'genre'  loc-style-reggae or dub or ska or dancehall-ska
                                        'filesize'  4008353
                                           'mtime'  1620521044
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub (2004) 03 competition loc style reggae or dub or ska or dancehall ska
                                      'tag_artist'  Babylon Circus
                                     'tag_release'  Dances of Resistance
                                       'tag_title'  No Competition
                                             'bpm'  121.3
                                    'search_title'  'competition':2 'no':1
                                   'search_artist'  'babylon':1 'circus':2
                                  'search_release'  'dances':1 'of':2 'resistance':3
                                     'search_rest'  '00reggae':1 '2004':3,4 'competition':5 'dancehall':11 'dub':2 'loc':6 'or':9 'reggae':8 'ska':10 'style':7
                                    'search_combo'  '00reggae':8 '2004':10,11 'babylon':3B 'circus':4B 'competition':2A,12 'dancehall':18 'dances':5C 'dub':9 'loc':13 'no':1A 'of':6C 'or':16 'reggae':15 'resistance':7C 'ska':17 'style':14
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'ska', 'world music', 'french', 'francais']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620521043.904024  (2021-05-09 02:44:03)
                             'size'  4008353