======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '120'
                                          'artist'  'Millencolin'
                                     'text_people'  ''
                                         'release'  'The Melancholy Collection'
                                           'title'  "That's Up to Me"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['skate punk', 'swedish', 'punk rock', 'pop punk', 'punk', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '22'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '99'
                                             'key'  '6B'
                                        'acoustid'  '6b07d832-3aa5-4ef1-82d0-c9b9481489b0'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Melancholy Collection'
'TBPM' (BPM (beats per minute))                     '99'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1999-07-29'
'TIT2' (Title/songname/content description)         "That's Up to Me"
'TKEY' (Initial key)                                '6B'
'TLEN' (Length)                                     '120346'
'TMED' (Media type)                                 'Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Millencolin'
'TPE2' (Band/orchestra/accompaniment)               'Millencolin'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Burning Heart Records'
'TRCK' (Track number/Position in set)               '12/22'
'TSO2'                                              'Millencolin'
'TSOP' (Performer sort order)                       'Millencolin'
'TXXX:Acoustid Id'                                  '6b07d832-3aa5-4ef1-82d0-c9b9481489b0'
'TXXX:Artists'                                      'Millencolin'
'TXXX:CATALOGNUMBER'                                'BHR 087'
'TXXX:MusicBrainz Album Artist Id'                  'a11aacf5-fcbe-47f9-b065-75f4466c00ae'
'TXXX:MusicBrainz Album Id'                         '645b636e-a854-402d-9acf-ac149605de00'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'a11aacf5-fcbe-47f9-b065-75f4466c00ae'
'TXXX:MusicBrainz Release Group Id'                 'df5b94c7-569e-3ed3-948e-a2f3aa506424'
'TXXX:MusicBrainz Release Track Id'                 'e5c23977-ff2d-3e9c-bc11-fe166de9cf67'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['skate punk', 'swedish', 'punk rock', 'pop punk', 'punk', 'rock']
'TXXX:originalyear'                                 '1999'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.77 dB'
'TXXX:replaygain_track_peak'                        '0.448663'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ae5f3ac2-75e6-4791-b885-d599e72ad280')

========================== row from database ==========================
                                              'id'  1516001
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Millencolin/Melancholy Collection/12 - Millencolin - That_s Up To Me.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  120
                                           'genre'  rock-gr-punk
                                        'filesize'  1994459
                                           'mtime'  1622659043
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 12 That_s To rock gr punk
                                      'tag_artist'  Millencolin
                                     'tag_release'  The Melancholy Collection
                                       'tag_title'  That's Up to Me
                                             'bpm'  99.0
                                    'search_title'  'me':6 's':2 'that':1 'thats':3 'to':5 'up':4
                                   'search_artist'  'millencolin':1
                                  'search_release'  'collection':3 'melancholy':2 'the':1
                                     'search_rest'  'garage':2 'gr':9 'punk':1 'rock':8 's':6 'stoner':4 'surf':3 'that':5 'to':7
                                    'search_combo'  'collection':10C 'garage':12 'gr':19 'me':6A 'melancholy':9C 'millencolin':7B 'punk':11 'rock':18 's':2A,16 'stoner':14 'surf':13 'that':1A,15 'thats':3A 'the':8C 'to':5A,17 'up':4A
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['skate punk', 'swedish', 'punk rock', 'pop punk', 'punk', 'rock']
                                        'tag_date'  1999
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622659042.897738  (2021-06-02 20:37:22)
                             'size'  1994459