======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '264'
                                          'artist'  'Pyramid'
                                     'text_people'  'quality-dance-music.com'
                                         'release'  'breaks'
                                           'title'  'Only You (Original Mix) [quality-dance-music.com]'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-JZFKS-1', 'Q-SYN-3', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-4']")
                                      'lastfmtags'  "['fusion', 'jazz', 'electronic', 'progressive metal', 'japanese']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  'quality-dance-music.com'
                                           'genre'  'electronic-th'
                                             'bpm'  '133.8'
                                             '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)                     'breaks'
'TBPM' (BPM (beats per minute))                     '133.8'
'TCOM' (Composer)                                   'quality-dance-music.com'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th'
'TCOP' (Copyright message)                          'quality-dance-music.com'
'TENC' (Encoded by)                                 'quality-dance-music.com'
'TEXT' (Lyricist/Text writer)                       'quality-dance-music.com'
'TIT1' (Content group description)                  'quality-dance-music.com'
'TIT2' (Title/songname/content description)         'Only You (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))               'Pyramid'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '4'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['fusion', 'jazz', 'electronic', 'progressive metal', 'japanese']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-10.89 dB'
'TXXX:replaygain_track_peak'                        '1.180404'
'USLT::eng'                                         'quality-dance-music.com'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='quality-dance-music.com')

========================== row from database ==========================
                                              'id'  1482666
                                            'path'  /data/Music/Bulk/00poprockelectronic/breaks/Pyramid - Only You (Original Mix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  264
                                           'genre'  electronic-th
                                        'filesize'  10633203
                                           'mtime'  1621696889
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic th
                                      'tag_artist'  Pyramid
                                     'tag_release'  breaks
                                       'tag_title'  Only You (Original Mix) [quality-dance-music.com]
                                             'bpm'  133.8
                                    'search_title'  'com':10 'dance':8 'mix':5,6 'music':9 'only':1 'original':3,4 'quality':7 'qualitydancemusiccom':11 'you':2
                                   'search_artist'  'pyramid':1
                                  'search_release'  'breaks':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'th':3
                                    'search_combo'  '00poprockelectronic':14 'breaks':13C 'com':10A 'dance':8A 'electronic':15 'mix':5A,6A 'music':9A 'only':1A 'original':3A,4A 'pyramid':12B 'quality':7A 'qualitydancemusiccom':11A 'th':16 'you':2A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-4', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-3', 'q-other-1', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['fusion', 'jazz', 'electronic', 'progressive metal', 'japanese']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696888.684042  (2021-05-22 17:21:28)
                             'size'  10633203