======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '195'
                                          'artist'  'Anti-Nowhere League'
                                     'text_people'  'Ralph McTell'
                                         'release'  'The Best Of The Anti-Nowhere League'
                                           'title'  'Streets Of London'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['punk rock', 'british punk', 'oi', 'street punk', 'punk', 'british']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '17'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '86.845'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
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'TALB' (Album/Movie/Show title)                     'The Best Of The Anti-Nowhere League'
'TBPM' (BPM (beats per minute))                     '86.845'
'TCOM' (Composer)                                   'Ralph McTell'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Streets Of London'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Anti-Nowhere League'
'TPE2' (Band/orchestra/accompaniment)               'Anti-Nowhere League'
'TPUB' (Publisher)                                  'Music Club'
'TRCK' (Track number/Position in set)               '1/17'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['punk rock', 'british punk', 'oi', 'street punk', 'punk', 'british']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.47 dB'
'TXXX:replaygain_track_peak'                        '0.458953'

========================== row from database ==========================
                                              'id'  1310372
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/top, dance, club, best of, etc/sex pistols - streets of london.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  195
                                           'genre'  rock-gr-punk
                                        'filesize'  3147330
                                           'mtime'  1622659322
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted top, dance, club, best of, etc sex pistols streets of london rock gr punk
                                      'tag_artist'  Anti-Nowhere League
                                     'tag_release'  The Best Of The Anti-Nowhere League
                                       'tag_title'  Streets Of London
                                             'bpm'  86.845
                                    'search_title'  'london':3 'of':2 'streets':1
                                   'search_artist'  'anti':1 'antinowhere':3 'league':4 'nowhere':2
                                  'search_release'  'anti':4 'antinowhere':6 'best':2 'league':7 'nowhere':5 'of':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 'best':9 'club':7,8 'dance':5,6 'etc':12 'gr':18 'london':16 'of':10,11 'pistols':14 'punk':19 'rock':17 'sex':13 'streets':15 'top':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':15 'anti':4B,11C 'antinowhere':6B,13C 'best':9C,23 'club':21,22 'dance':19,20 'etc':26 'gr':32 'league':7B,14C 'london':3A,30 'nowhere':5B,12C 'of':2A,10C,24,25 'pistols':28 'punk':33 'rock':31 'sex':27 'streets':1A,29 'the':8C 'top':17,18 'unsorted':16
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['punk rock', 'british punk', 'oi', 'street punk', 'punk', 'british']
                                        'tag_date'  2003
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622659321.7786295  (2021-06-02 20:42:01)
                             'size'  3147330