======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '413'
                                          'artist'  'Shpongle'
                                     'text_people'  ''
                                         'release'  'Codex VI'
                                           'title'  'I Woke Up As A Shlummutz'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['goa', 'electronic', 'psytrance', 'psychedelic', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2017'
                                        'comments'  ''
                                           'genre'  'electronic-th-trance'
                                             'bpm'  '93.5'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:no@email'                                     POPM(email='no@email', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Codex VI'
'TBPM' (BPM (beats per minute))                     '93.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-trance'
'TIT1' (Content group description)                  '3'
'TIT2' (Title/songname/content description)         'I Woke Up As A Shlummutz'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Shpongle'
'TPE2' (Band/orchestra/accompaniment)               'Shpongle'
'TRCK' (Track number/Position in set)               '7'
'TSRC' (ISRC (international standard recording code))  'GBBMP1200624'
'TXXX:DATE'                                         '2017'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['goa', 'electronic', 'psytrance', 'psychedelic', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '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'                        '-2.76 dB'
'TXXX:replaygain_track_peak'                        '0.602168'

========================== row from database ==========================
                                              'id'  1351797
                                            'path'  /data/Music/Bulk/00poprockelectronic/Chronos - chillout-dub/Shpongle - I Woke Up As A Shlummutz.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  413
                                           'genre'  electronic-th-trance
                                        'filesize'  16977583
                                           'mtime'  1621489150
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Chronos chillout dub electronic th trance
                                      'tag_artist'  Shpongle
                                     'tag_release'  Codex VI
                                       'tag_title'  I Woke Up As A Shlummutz
                                             'bpm'  93.5
                                    'search_title'  'a':5 'as':4 'i':1 'shlummutz':6 'up':3 'woke':2
                                   'search_artist'  'shpongle':1
                                  'search_release'  'codex':1 'vi':2
                                     'search_rest'  '00poprockelectronic':1 'chillout':3 'chronos':2 'dub':4 'electronic':5 'th':6 'trance':7
                                    'search_combo'  '00poprockelectronic':10 'a':5A 'as':4A 'chillout':12 'chronos':11 'codex':8C 'dub':13 'electronic':14 'i':1A 'shlummutz':6A 'shpongle':7B 'th':15 'trance':16 'up':3A 'vi':9C 'woke':2A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['goa', 'electronic', 'psytrance', 'psychedelic', 'ambient']
                                        'tag_date'  2017
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621489150.1282663  (2021-05-20 07:39:10)
                             'size'  16977583