======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '400'
                                          'artist'  'Bakermat'
                                     'text_people'  ''
                                         'release'  'Beatport Deep House Top 100 January 2015 - minimalfreaks.pw'
                                           'title'  'Teach Me (MK Remix)'
                                           '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-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-3']")
                                      'lastfmtags'  "['deep house', 'house', 'dutch', 'chillout', 'dance']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '126'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Beatport Deep House Top 100 January 2015 - minimalfreaks.pw'
'TBPM' (BPM (beats per minute))                     '126'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Teach Me (MK Remix)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bakermat'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['deep house', 'house', 'dutch', 'chillout', 'dance']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.32 dB'
'TXXX:replaygain_track_peak'                        '0.379032'
'UFID:\x03track-6177969'                            UFID(owner='\x03track-6177969', data=b'')
'WOAF' (Official audio file webpage)                WOAF(url='\x03http://www.beatport.com/track/teach-me-mk-remix-original-mix/6177969')

========================== row from database ==========================
                                              'id'  1349804
                                            'path'  /data/Music/Bulk/00poprockelectronic/deep house/005.Bakermat - Teach Me (MK Remix) [Minimal Freaks].mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  400
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  16062464
                                           'mtime'  1621085284
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic deep house 005.Bakermat [Minimal Freaks] electronic th techno deephouse
                                      'tag_artist'  Bakermat
                                     'tag_release'  Beatport Deep House Top 100 January 2015 - minimalfreaks.pw
                                       'tag_title'  Teach Me (MK Remix)
                                             'bpm'  126.0
                                    'search_title'  'me':2 'mk':3,4 'remix':5,6 'teach':1
                                   'search_artist'  'bakermat':1
                                  'search_release'  '100':5 '2015':7 'beatport':1 'deep':2 'house':3 'january':6 'minimalfreaks':8 'minimalfreakspw':10 'pw':9 'top':4
                                     'search_rest'  '005':4 '005bakermat':6 '00poprockelectronic':1 'bakermat':5 'deep':2 'deephouse':14 'electronic':11 'freaks':9,10 'house':3 'minimal':7,8 'techno':13 'th':12
                                    'search_combo'  '005':21 '005bakermat':23 '00poprockelectronic':18 '100':12C '2015':14C 'bakermat':7B,22 'beatport':8C 'deep':9C,19 'deephouse':31 'electronic':28 'freaks':26,27 'house':10C,20 'january':13C 'me':2A 'minimal':24,25 'minimalfreaks':15C 'minimalfreakspw':17C 'mk':3A,4A 'pw':16C 'remix':5A,6A 'teach':1A 'techno':30 'th':29 'top':11C
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['deep house', 'house', 'dutch', 'chillout', 'dance']
                                        'tag_date'  2015
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621085284.2266212  (2021-05-15 15:28:04)
                             'size'  16062464