======================== unified (from filesystem) ========================
                                         'bitrate'  '167.339'
                                        'duration'  '138'
                                          'artist'  'The Ditty Bops'
                                     'text_people'  ''
                                         'release'  'Moon Over The Freeway'
                                           'title'  "It's A Shame"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'indie pop', 'cabaret', 'female vocalists', 'folk']"
                                     'discogstags'  "['jazz', 'blues', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '13'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie;set-pl-sced'
                                             'bpm'  '107.492'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:http://www.cdtag.com:\x02\x00§\x14«\x00'      PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xa7\x14\xab\x00')
'TALB' (Album/Movie/Show title)                     'Moon Over The Freeway'
'TBPM' (BPM (beats per minute))                     '107.492'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie', 'set-pl-sced']
'TDRC' (Recording time)                             '2006-05-23'
'TIT2' (Title/songname/content description)         "It's A Shame"
'TKEY' (Initial key)                                '9B'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'The Ditty Bops'
'TPE2' (Band/orchestra/accompaniment)               'The Ditty Bops'
'TPUB' (Publisher)                                  'Warner Bros.'
'TRCK' (Track number/Position in set)               '7/13'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME'
'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:Release type'                                 'Normal Release'
'TXXX:Rip date'                                     '2006-05-20'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Source'                                       'CD (LP)'
'TXXX:discogstags'                                  ['jazz', 'blues', 'pop']
'TXXX:lastfmtags'                                   ['indie', 'indie pop', 'cabaret', 'female vocalists', 'folk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.05 dB'
'TXXX:replaygain_track_peak'                        '0.370383'

========================== row from database ==========================
                                              'id'  1511062
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The Ditty Bops/[2006] Moon Over The Freeway/07 It_s A Shame.mp3
                                         'working'  None
                                         'bitrate'  167
                                    'duration_sec'  138
                                           'genre'  ifs-songwriter-indie;set-pl-sced
                                        'filesize'  2942520
                                           'mtime'  1621489511
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos [2006] 07 It_s ifs songwriter indie;set pl sced
                                      'tag_artist'  The Ditty Bops
                                     'tag_release'  Moon Over The Freeway
                                       'tag_title'  It's A Shame
                                             'bpm'  107.492
                                    'search_title'  'a':4 'it':1 'its':3 's':2 'shame':5
                                   'search_artist'  'bops':3 'ditty':2 'the':1
                                  'search_release'  'freeway':4 'moon':1 'over':2 'the':3
                                     'search_rest'  '00singer':1 '2006':4,5 'eos':3 'ifs':8 'indie':9,11 'it':6 'pl':13 's':7 'sced':14 'set':10,12 'songwriter':2
                                    'search_combo'  '00singer':13 '2006':16,17 'a':4A 'bops':8B 'ditty':7B 'eos':15 'freeway':12C 'ifs':20 'indie':21,23 'it':1A,18 'its':3A 'moon':9C 'over':10C 'pl':25 's':2A,19 'sced':26 'set':22,24 'shame':5A 'songwriter':14 'the':6B,11C
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'cabaret', 'female vocalists', 'folk']
                                        'tag_date'  2006
                                     'discogstags'  ['jazz', 'blues', 'pop']

============================== file details ==============================
                                           'mtime'  1621489511.2920582  (2021-05-20 07:45:11)
                             'size'  2942520