======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '181'
                                          'artist'  'Millencolin'
                                     'text_people'  ''
                                         'release'  'The Melancholy Collection'
                                           'title'  '9 to 5'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', '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'  '18'
                                      'tracktotal'  '22'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '114.5'
                                             'key'  '3A'
                                        'acoustid'  'aa2d0c59-0273-4fe2-942b-c4131ea712dd'
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))                     '114.5'
'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)         '9 to 5'
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '181237'
'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)               '18/22'
'TSO2'                                              'Millencolin'
'TSOP' (Performer sort order)                       'Millencolin'
'TXXX:Acoustid Id'                                  'aa2d0c59-0273-4fe2-942b-c4131ea712dd'
'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'                 'd251cafc-d9dc-3c05-b0d6-79af667d1325'
'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'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'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'                        '-1.09 dB'
'TXXX:replaygain_track_peak'                        '0.552794'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'df775f47-be98-48e4-a6c0-1b25b68312ff')

========================== row from database ==========================
                                              'id'  1420578
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Millencolin/Melancholy Collection/18 - Millencolin - 9 To 5.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  181
                                           'genre'  rock-gr-punk
                                        'filesize'  2969683
                                           'mtime'  1622659045
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 18 To rock gr punk
                                      'tag_artist'  Millencolin
                                     'tag_release'  The Melancholy Collection
                                       'tag_title'  9 to 5
                                             'bpm'  114.5
                                    'search_title'  '5':3 '9':1 'to':2
                                   'search_artist'  'millencolin':1
                                  'search_release'  'collection':3 'melancholy':2 'the':1
                                     'search_rest'  '18':5 'garage':2 'gr':8 'punk':1 'rock':7 'stoner':4 'surf':3 'to':6
                                    'search_combo'  '18':12 '5':3A '9':1A 'collection':7C 'garage':9 'gr':15 'melancholy':6C 'millencolin':4B 'punk':8 'rock':14 'stoner':11 'surf':10 'the':5C 'to':2A,13
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  3A
                                           '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-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['skate punk', 'swedish', 'punk rock', 'pop punk', 'punk', 'rock']
                                        'tag_date'  1999
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622659044.6667628  (2021-06-02 20:37:24)
                             'size'  2969683