======================== unified (from filesystem) ========================
                                         'bitrate'  '214.73'
                                        'duration'  '280'
                                          'artist'  'Parov Stelar'
                                     'text_people'  ''
                                         'release'  'That Swing'
                                           'title'  'Sugar'
                                           'quals'  ("['Q-JZFKS-2', 'Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-4', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'electronic', 'jazz', 'downtempo', 'nu jazz']"
                                     'discogstags'  "['electronic', 'jazz', 'acid jazz', 'future jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '17'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '128.0'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:http://www.cdtag.com:\x02\x00Ö)ê\x00'         PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xd6)\xea\x00')
'TALB' (Album/Movie/Show title)                     'That Swing'
'TBPM' (BPM (beats per minute))                     '128.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2009-00-00'
'TIT2' (Title/songname/content description)         'Sugar'
'TKEY' (Initial key)                                '3A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Parov Stelar'
'TPUB' (Publisher)                                  'Sony Music Greece'
'TRCK' (Track number/Position in set)               '15/17'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 3.97 / -V2 --vbr-new'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'Retail'
'TXXX:Rip date'                                     '2009-03-28'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Source'                                       'CDDA'
'TXXX:discogstags'                                  ['electronic', 'jazz', 'acid jazz', 'future jazz']
'TXXX:lastfmtags'                                   ['lounge', 'electronic', 'jazz', 'downtempo', 'nu jazz']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.52 dB'
'TXXX:replaygain_track_peak'                        '0.447853'

========================== row from database ==========================
                                              'id'  1455555
                                            'path'  /data/Music/Bulk/00poprockelectronic/Parov Stelar/That Swing/15-parov_stelar-sugar.mp3
                                         'working'  None
                                         'bitrate'  214
                                    'duration_sec'  280
                                           'genre'  electronic-unsorted
                                        'filesize'  7526231
                                           'mtime'  1639508863
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 15 parov_stelar sugar electronic unsorted
                                      'tag_artist'  Parov Stelar
                                     'tag_release'  That Swing
                                       'tag_title'  Sugar
                                             'bpm'  128.0
                                    'search_title'  'sugar':1
                                   'search_artist'  'parov':1 'stelar':2
                                  'search_release'  'swing':2 'that':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':5 'parov':2 'stelar':3 'sugar':4 'unsorted':6
                                    'search_combo'  '00poprockelectronic':6 'electronic':10 'parov':2B,7 'stelar':3B,8 'sugar':1A,9 'swing':5C 'that':4C 'unsorted':11
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'electronic', 'jazz', 'downtempo', 'nu jazz']
                                        'tag_date'  2009
                                     'discogstags'  ['electronic', 'jazz', 'acid jazz', 'future jazz']

============================== file details ==============================
                                           'mtime'  1639508863.0135  (2021-12-14 20:07:43)
                             'size'  7526231