======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '322'
                                          'artist'  'quality-dance-music.com'
                                     'text_people'  'quality-dance-music.com'
                                         'release'  'quality-dance-music.com'
                                           'title'  'Afro Latin Dream (Original Mix) [quality-dance-music.com]'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', "
 "'q-vocals-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  'quality-dance-music.com'
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '121.9'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:quality-dance-music.com'                      type PictureType.COVER_FRONT (Cover (front)) b'quality-dance-music.com'
                                     
'COMM::eng'                                         'quality-dance-music.com'
'TALB' (Album/Movie/Show title)                     'quality-dance-music.com'
'TBPM' (BPM (beats per minute))                     '121.9'
'TCOM' (Composer)                                   'quality-dance-music.com'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TCOP' (Copyright message)                          'quality-dance-music.com'
'TENC' (Encoded by)                                 'quality-dance-music.com'
'TEXT' (Lyricist/Text writer)                       'quality-dance-music.com'
'TIT2' (Title/songname/content description)         'Afro Latin Dream (Original Mix) [quality-dance-music.com]'
'TIT3' (Subtitle/Description refinement)            'quality-dance-music.com'
'TKEY' (Initial key)                                '5A'
'TOPE' (Original artist(s)/performer(s))            'quality-dance-music.com'
'TPE1' (Lead performer(s)/Soloist(s))               'William Rosario'
'TPE2' (Band/orchestra/accompaniment)               'quality-dance-music.com'
'TPE3' (Conductor/performer refinement)             'quality-dance-music.com'
'TPE4' (Interpreted, remixed, or otherwise modified by)  'quality-dance-music.com'
'TPUB' (Publisher)                                  'quality-dance-music.com'
'TSRC' (ISRC (international standard recording code))  'quality-dance-music.com'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '2'
'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'                        '0.455035'
'USLT::eng'                                         'quality-dance-music.com'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='quality-dance-music.com')

========================== row from database ==========================
                                              'id'  1355089
                                            'path'  /data/Music/Bulk/00poprockelectronic/deep house/William Rosario - Afro Latin Dream (Original Mix) [quality-dance-music.com].mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  322
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  12976925
                                           'mtime'  1621085304
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic deep house William Rosario electronic th techno minimal or deephouse
                                      'tag_artist'  quality-dance-music.com
                                     'tag_release'  quality-dance-music.com
                                       'tag_title'  Afro Latin Dream (Original Mix) [quality-dance-music.com]
                                             'bpm'  121.9
                                    'search_title'  'afro':1 'com':11 'dance':9 'dream':3 'latin':2 'mix':6,7 'music':10 'original':4,5 'quality':8 'qualitydancemusiccom':12
                                   'search_artist'  'com':4 'dance':2 'music':3 'quality':1 'qualitydancemusiccom':5
                                  'search_release'  'com':4 'dance':2 'music':3 'quality':1 'qualitydancemusiccom':5
                                     'search_rest'  '00poprockelectronic':1 'deep':2 'deephouse':11 'electronic':6 'house':3 'minimal':9 'or':10 'rosario':5 'techno':8 'th':7 'william':4
                                    'search_combo'  '00poprockelectronic':23 'afro':1A 'com':11A,16B,21C 'dance':9A,14B,19C 'deep':24 'deephouse':33 'dream':3A 'electronic':28 'house':25 'latin':2A 'minimal':31 'mix':6A,7A 'music':10A,15B,20C 'or':32 'original':4A,5A 'quality':8A,13B,18C 'qualitydancemusiccom':12A,17B,22C 'rosario':27 'techno':30 'th':29 'william':26
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  5A
                                           '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-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621085303.617528  (2021-05-15 15:28:23)
                             'size'  12976925