======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '296'
                                          'artist'  'Jerome Robins'
                                     'text_people'  ''
                                         'release'  'Enormous Tunes: Amsterdam Nights (2015)'
                                           'title'  'Get Down (Original Mix)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['house', 'electronic', 'dance', 'electronica', 'club']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '120.01'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Enormous Tunes: Amsterdam Nights (2015)'
'TBPM' (BPM (beats per minute))                     '120.01'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2015'
'TFLT' (File type)                                  'MPG/3'
'TIT2' (Title/songname/content description)         'Get Down (Original Mix)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jerome Robins'
'TXXX:Original release year'                        '2015-10-12'
'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'                                   ['house', 'electronic', 'dance', 'electronica', 'club']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.13 dB'
'TXXX:replaygain_track_peak'                        '0.402117'
'UFID:'                                             UFID(owner='', data=b'\x03track-7100549')
'WOAF' (Official audio file webpage)                WOAF(url='http://www.beatport.com/track/get-down-original-mix/7100549')
'WPUB' (Publishers official webpage)                WPUB(url='http://www.beatport.com/label/enormous-tunes/10907')

========================== row from database ==========================
                                              'id'  1312328
                                            'path'  /data/Music/Bulk/00poprockelectronic/Marvin & Guy - 2015-2016/Jerome Robins - Get Down (Original Mix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  296
                                           'genre'  electronic-unsorted
                                        'filesize'  11884788
                                           'mtime'  1621696384
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Marvin & Guy 2016 electronic unsorted
                                      'tag_artist'  Jerome Robins
                                     'tag_release'  Enormous Tunes: Amsterdam Nights (2015)
                                       'tag_title'  Get Down (Original Mix)
                                             'bpm'  120.01
                                    'search_title'  'down':2 'get':1 'mix':5,6 'original':3,4
                                   'search_artist'  'jerome':1 'robins':2
                                  'search_release'  '2015':6,7 'amsterdam':4 'enormous':1 'nights':5 'tunes':2,3
                                     'search_rest'  '00poprockelectronic':1 '2016':4 'electronic':5 'guy':3 'marvin':2 'unsorted':6
                                    'search_combo'  '00poprockelectronic':16 '2015':14C,15C '2016':19 'amsterdam':12C 'down':2A 'electronic':20 'enormous':9C 'get':1A 'guy':18 'jerome':7B 'marvin':17 'mix':5A,6A 'nights':13C 'original':3A,4A 'robins':8B 'tunes':10C,11C 'unsorted':21
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['house', 'electronic', 'dance', 'electronica', 'club']
                                        'tag_date'  2015
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696383.9679956  (2021-05-22 17:13:03)
                             'size'  11884788