======================== unified (from filesystem) ========================
                                         'bitrate'  '178.994'
                                        'duration'  '305'
                                          'artist'  'Lamb'
                                     'text_people'  ''
                                         'release'  'Lamb'
                                           'title'  'Cotton Wool'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica/electronic/female vocalists/trip hop/chillout']"
                                     'discogstags'  "['electronic/trip hop/downtempo/drum n bass/experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '10'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '130.063'
                                             'key'  '12A'
                                        'acoustid'  'fc009cfd-9b7d-4268-8bf2-fb4f894d4b03'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:CDDB Disc ID:XXX'                             '7A0FD00A'
'COMM:ID3v1 Comment:XXX'                            '7A0FD00A'
'TALB' (Album/Movie/Show title)                     'Lamb'
'TBPM' (BPM (beats per minute))                     '130.063'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1997-05-13'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['double bass', 'Paddy Steer'], ['double bass', 'Jon Thorne'], ['vibraphone', 'Graham Massey'], ['guitar', 'Steve Christian'], ['cello', 'The Chainsaw Sisters']])
'TIT2' (Title/songname/content description)         'Cotton Wool'
'TKEY' (Initial key)                                '12A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Lamb'
'TPE2' (Band/orchestra/accompaniment)               'Lamb'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Mercury Records'
'TRCK' (Track number/Position in set)               '3/10'
'TSO2'                                              'Lamb'
'TSOP' (Performer sort order)                       'Lamb'
'TSRC' (ISRC (international standard recording code))  'GBF089500660'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.92, VBR 3, Stereo, High quality'
'TXXX:ASIN'                                         'B000001EOS'
'TXXX:Acoustid Id'                                  'fc009cfd-9b7d-4268-8bf2-fb4f894d4b03'
'TXXX:Artists'                                      'Lamb'
'TXXX:BARCODE'                                      '731453296824'
'TXXX:CATALOGNUMBER'                                '314 532 968-2'
'TXXX:MusicBrainz Album Artist Id'                  '0d4bc6e5-2a3e-4fdf-8bbf-59ad0bc374d7'
'TXXX:MusicBrainz Album Id'                         'c920414a-2e8e-37f2-af22-b413cbb6fd0d'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '0d4bc6e5-2a3e-4fdf-8bbf-59ad0bc374d7'
'TXXX:MusicBrainz Release Group Id'                 'ec549861-d879-36f7-b02c-1f0b78c265be'
'TXXX:MusicBrainz Release Track Id'                 '6f4cbb5e-3080-373b-b8ea-2d262e86b44d'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic/trip hop/downtempo/drum n bass/experimental'
'TXXX:lastfmtags'                                   'electronica/electronic/female vocalists/trip hop/chillout'
'TXXX:originalyear'                                 '1996'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.14 dB'
'TXXX:replaygain_track_peak'                        '0.455357'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'74a21f9a-83fe-4bc2-9ae9-a39b8f9791a4')

========================== row from database ==========================
                                              'id'  1348287
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Lamb/Lamb/Lamb - Cotton Wool - 03.mp3
                                         'working'  None
                                         'bitrate'  179
                                    'duration_sec'  305
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  6921520
                                           'mtime'  1636910688
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip 03 electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Lamb
                                     'tag_release'  Lamb
                                       'tag_title'  Cotton Wool
                                             'bpm'  130.063
                                    'search_title'  'cotton':1 'wool':2
                                   'search_artist'  'lamb':1
                                  'search_release'  'lamb':1
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 'acid':8 'downtempo':7 'electronic':3 'hop':5 'jazz':9 'or':6 'trip':4
                                    'search_combo'  '00poprockelectronic':5 '00trip':6 'acid':12 'cotton':1A 'downtempo':11 'electronic':7 'hop':9 'jazz':13 'lamb':3B,4C 'or':10 'trip':8 'wool':2A
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-JZFKS-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica/electronic/female vocalists/trip hop/chillout']
                                        'tag_date'  1997
                                     'discogstags'  ['electronic/trip hop/downtempo/drum n bass/experimental']

============================== file details ==============================
                                           'mtime'  1636910687.7401493  (2021-11-14 18:24:47)
                             'size'  6921520