======================== unified (from filesystem) ========================
                                         'bitrate'  '56.0'
                                        'duration'  '270'
                                          'artist'  'Elbow'
                                     'text_people'  ''
                                         'release'  'B-Sides and Remixes'
                                           'title'  'Whisper Grass'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'britpop', 'indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '16'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '112'
                                             'key'  '6B'
                                        'acoustid'  '06f5bcbe-084d-4ce8-ac5c-560045cf1e27'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'B-Sides and Remixes'
'TBPM' (BPM (beats per minute))                     '112'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Whisper Grass'
'TKEY' (Initial key)                                '6B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Elbow'
'TPE2' (Band/orchestra/accompaniment)               'Elbow'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '12/16'
'TSO2'                                              'Elbow'
'TSOP' (Performer sort order)                       'Elbow'
'TSRC' (ISRC (international standard recording code))  'GBBLK0300093/GBUM71204484'
'TXXX:Acoustid Id'                                  '06f5bcbe-084d-4ce8-ac5c-560045cf1e27'
'TXXX:Artists'                                      'Elbow'
'TXXX:MusicBrainz Album Artist Id'                  '3cb3928a-526c-4a3d-93c5-53315fa9bde0'
'TXXX:MusicBrainz Album Id'                         '90dc3934-f3a8-454b-8859-a2764c8fba0a'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '3cb3928a-526c-4a3d-93c5-53315fa9bde0'
'TXXX:MusicBrainz Release Group Id'                 '7e8cc201-b3bd-4f3a-a029-550d24e9b9fc'
'TXXX:MusicBrainz Release Track Id'                 'a7b09937-5f4d-356a-9ef8-531cd6a1f78b'
'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:lastfmtags'                                   ['indie', 'alternative', 'britpop', 'indie rock', 'rock']
'TXXX:originalyear'                                 '2006'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-5.56 dB'
'TXXX:replaygain_track_peak'                        '0.934880'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4080587a-2330-41b4-ad38-e4ec8c982e3f')

========================== row from database ==========================
                                              'id'  1314009
                                            'path'  /data/Music/Bulk/00poprockelectronic/Elbow/B-sides And Remixes/12. Whisper Grass [From Fallen Angel Single].mp3
                                         'working'  None
                                         'bitrate'  56
                                    'duration_sec'  270
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  1940414
                                           'mtime'  1621697344
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic sides And 12. [From Fallen Angel Single] ifs songwriter indie rock
                                      'tag_artist'  Elbow
                                     'tag_release'  B-Sides and Remixes
                                       'tag_title'  Whisper Grass
                                             'bpm'  112.0
                                    'search_title'  'grass':2 'whisper':1
                                   'search_artist'  'elbow':1
                                  'search_release'  'and':4 'b':1 'bsides':3 'remixes':5 'sides':2
                                     'search_rest'  '00poprockelectronic':1 '12':4,5 'and':3 'angel':9 'fallen':8 'from':6,7 'ifs':12 'indie':14 'rock':15 'sides':2 'single':10,11 'songwriter':13
                                    'search_combo'  '00poprockelectronic':9 '12':12,13 'and':7C,11 'angel':17 'b':4C 'bsides':6C 'elbow':3B 'fallen':16 'from':14,15 'grass':2A 'ifs':20 'indie':22 'remixes':8C 'rock':23 'sides':5C,10 'single':18,19 'songwriter':21 'whisper':1A
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'britpop', 'indie rock', 'rock']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621697343.5437355  (2021-05-22 17:29:03)
                             'size'  1940414