======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '247'
                                          'artist'  'Peter and the Test Tube Babies'
                                     'text_people'  ''
                                         'release'  'The Mating Sounds of South American Frogs'
                                           'title'  'Never Made It (single version)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['street punk', 'punk rock', 'british punk', 'punk', 'oi']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '21'
                                      'tracktotal'  '22'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '144.2'
                                             'key'  '8A'
                                        'acoustid'  '82fed3c6-64df-43eb-b576-d330b9fb7a9a'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Mating Sounds of South American Frogs'
'TBPM' (BPM (beats per minute))                     '144.2'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDOR' (Original release time)                      '1983'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Never Made It (single version)'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Peter and the Test Tube Babies'
'TPE2' (Band/orchestra/accompaniment)               'Peter and the Test Tube Babies'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Captain Oi!'
'TRCK' (Track number/Position in set)               '21/22'
'TSO2'                                              'Peter and the Test Tube Babies'
'TSOP' (Performer sort order)                       'Peter and the Test Tube Babies'
'TXXX:ASIN'                                         'B000066SBX'
'TXXX:Acoustid Id'                                  '82fed3c6-64df-43eb-b576-d330b9fb7a9a'
'TXXX:Artists'                                      'Peter and the Test Tube Babies'
'TXXX:BARCODE'                                      '5032556119726'
'TXXX:CATALOGNUMBER'                                'AHOY CD 197'
'TXXX:MusicBrainz Album Artist Id'                  '84ddbf0a-5cfb-4920-9875-ba7500352af3'
'TXXX:MusicBrainz Album Id'                         '154e484a-35ff-47ff-b831-0ecdefabbb63'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '84ddbf0a-5cfb-4920-9875-ba7500352af3'
'TXXX:MusicBrainz Release Group Id'                 '2be01f8e-c7a2-32e0-82d7-995a7f8f6266'
'TXXX:MusicBrainz Release Track Id'                 '2409a2f3-22e6-34fd-a816-9417dbd56a89'
'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:lastfmtags'                                   ['street punk', 'punk rock', 'british punk', 'punk', 'oi']
'TXXX:originalyear'                                 '1983'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.90 dB'
'TXXX:replaygain_track_peak'                        '0.466658'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c94a7a0a-5d5c-4dc4-954a-43778985a671')

========================== row from database ==========================
                                              'id'  1397034
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Peter & The Test Tube Babies - the mating sounds of south american frogs [uk]/21 Never Made It.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  247
                                           'genre'  rock-gr-punk
                                        'filesize'  4014008
                                           'mtime'  1622658885
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal & mating sounds south american frogs [uk] 21 rock gr punk
                                      'tag_artist'  Peter and the Test Tube Babies
                                     'tag_release'  The Mating Sounds of South American Frogs
                                       'tag_title'  Never Made It (single version)
                                             'bpm'  144.2
                                    'search_title'  'it':3 'made':2 'never':1 'single':4,5 'version':6,7
                                   'search_artist'  'and':2 'babies':6 'peter':1 'test':4 'the':3 'tube':5
                                  'search_release'  'american':6 'frogs':7 'mating':2 'of':4 'sounds':3 'south':5 'the':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '21':10 'american':6 'frogs':7 'gr':12 'mating':3 'punk':13 'rock':11 'sounds':4 'south':5 'uk':8,9
                                    'search_combo'  '00dwimp':21 '00metal':22 '21':30 'american':19C,26 'and':9B 'babies':13B 'frogs':20C,27 'gr':32 'it':3A 'made':2A 'mating':15C,23 'never':1A 'of':17C 'peter':8B 'punk':33 'rock':31 'single':4A,5A 'sounds':16C,24 'south':18C,25 'test':11B 'the':10B,14C 'tube':12B 'uk':28,29 'version':6A,7A
                                    'tag_tracknum'  21
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['street punk', 'punk rock', 'british punk', 'punk', 'oi']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622658885.229462  (2021-06-02 20:34:45)
                             'size'  4014008