======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '525'
                                          'artist'  'Infected Mushroom'
                                     'text_people'  ''
                                         'release'  'Classical Mushroom'
                                           'title'  'Disco Mushroom'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '9'
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '135'
                                             'key'  '7B'
                                        'acoustid'  'b5f2b6de-18b1-431e-852c-84f4fe16500d'
rest: ''

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

'APIC:From iTunes'                                  type PictureType.COVER_FRONT (Cover (front)) b'From iTunes'
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=0, count=0)
'TALB' (Album/Movie/Show title)                     'Classical Mushroom'
'TBPM' (BPM (beats per minute))                     '135'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'Disco Mushroom'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Infected Mushroom'
'TPE2' (Band/orchestra/accompaniment)               'Infected Mushroom'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'HOM-Mega Productions'
'TRCK' (Track number/Position in set)               '5/9'
'TSO2'                                              'Infected Mushroom'
'TSOP' (Performer sort order)                       'Infected Mushroom'
'TXXX:Acoustid Id'                                  'b5f2b6de-18b1-431e-852c-84f4fe16500d'
'TXXX:Artists'                                      'Infected Mushroom'
'TXXX:BARCODE'                                      '881034551139'
'TXXX:CATALOGNUMBER'                                'HMCD72'
'TXXX:MusicBrainz Album Artist Id'                  'eab76c9f-ff91-4431-b6dd-3b976c598020'
'TXXX:MusicBrainz Album Id'                         '0df4e109-9ed9-4ff7-bbaf-edfca3f9670b'
'TXXX:MusicBrainz Album Release Country'            'IL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'eab76c9f-ff91-4431-b6dd-3b976c598020'
'TXXX:MusicBrainz Release Group Id'                 '36834385-b5c5-3585-be45-39c748236b32'
'TXXX:MusicBrainz Release Track Id'                 '134a0b95-b031-4e7e-a37e-963989136e69'
'TXXX:Q-HAP'                                        '2'
'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'
'TXXX:lastfmtags'                                   ['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.25 dB'
'TXXX:replaygain_track_peak'                        '0.766888'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'72ea4c45-85e2-4f60-84fc-bf6d27871810')

========================== row from database ==========================
                                              'id'  1308542
                                            'path'  /data/Music/Bulk/00poprockelectronic/Infected Mushroom/cifs18f8.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  525
                                           'genre'  electronic-th-techno
                                        'filesize'  12763475
                                           'mtime'  1620569839
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic cifs18f8 electronic th techno
                                      'tag_artist'  Infected Mushroom
                                     'tag_release'  Classical Mushroom
                                       'tag_title'  Disco Mushroom
                                             'bpm'  135.0
                                    'search_title'  'disco':1 'mushroom':2
                                   'search_artist'  'infected':1 'mushroom':2
                                  'search_release'  'classical':1 'mushroom':2
                                     'search_rest'  '00poprockelectronic':1 'cifs18f8':2 'electronic':3 'techno':5 'th':4
                                    'search_combo'  '00poprockelectronic':7 'cifs18f8':8 'classical':5C 'disco':1A 'electronic':9 'infected':3B 'mushroom':2A,4B,6C 'techno':11 'th':10
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']
                                        'tag_date'  2011
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620569838.9161265  (2021-05-09 16:17:18)
                             'size'  12763475