======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '316'
                                          'artist'  ''
                                     'text_people'  ''
                                         'release'  'gay top 100'
                                           'title'  'Erasure - Sometimes'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '113.453'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'MCDI' (Music CD identifier)                        MCDI(data=b'C\x00+\x009\x006\x00+\x006\x00E\x009\x00F\x00+\x00E\x00E\x001\x006\x00+\x001\x005\x00D\x00A\x00D\x00+\x001\x00C\x003\x005\x001\x00+\x002\x003\x00C\x005\x002\x00+\x002\x009\x006\x00B\x009\x00+\x002\x00F\x003\x006\x006\x00+\x003\x006\x003\x00A\x006\x00+\x003\x00C\x003\x007\x008\x00+\x004\x004\x001\x006\x000\x00+\x004\x00B\x000\x001\x004\x00+\x005\x001\x004\x009\x006\x00\x00\x00')
'PRIV:AverageLevel:{\x16\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x16\x00\x00')
'PRIV:PeakValue:¡e\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1e\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:U\x00s\x00e\x00r\x00 \x00F\x00e\x00e\x00d\x00b\x00a\x00c\x00k\x00\x00\x00'  PRIV(owner='WM/Provider', data=b'U\x00s\x00e\x00r\x00 \x00F\x00e\x00e\x00d\x00b\x00a\x00c\x00k\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/WMCollectionID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/WMContentID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMContentID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'gay top 100'
'TBPM' (BPM (beats per minute))                     '113.453'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Erasure - Sometimes'
'TKEY' (Initial key)                                '3B'
'TLEN' (Length)                                     '316333'
'TPE1' (Lead performer(s)/Soloist(s))               'Various Artists'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '07'
'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:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+17.85 dB'
'TXXX:replaygain_track_peak'                        '0.067308'

========================== row from database ==========================
                                              'id'  1342268
                                            'path'  /data/Music/Bulk/00poprockelectronic/gay top 100 - 2015/074 - Erasure - Sometimes.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  316
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  12688166
                                           'mtime'  1628353548
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2015 074 electronic generic or radio unsorted
                                      'tag_artist'  None
                                     'tag_release'  gay top 100
                                       'tag_title'  Erasure - Sometimes
                                             'bpm'  113.453
                                    'search_title'  'erasure':1 'sometimes':2
                                   'search_artist'  None
                                  'search_release'  '100':3 'gay':1 'top':2
                                     'search_rest'  '00poprockelectronic':1 '2015':2 'electronic':3 'generic':4 'or':5 'radio':6 'unsorted':7
                                    'search_combo'  '00poprockelectronic':6 '100':5C '2015':7 'electronic':8 'erasure':1A 'gay':3C 'generic':9 'or':10 'radio':11 'sometimes':2A 'top':4C 'unsorted':12
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628353548.2005906  (2021-08-07 18:25:48)
                             'size'  12688166