======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '156'
                                          'artist'  'The Beatles'
                                     'text_people'  ''
                                         'release'  "Sgt. Pepper's Lonely Hearts Club Band"
                                           'title'  'Fixing a Hole'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['pop', 'rock', '60s', 'british', 'classic rock']"
                                     'discogstags'  "['rock', 'pop rock', 'psychedelic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '13'
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic'
                                             'bpm'  '112'
                                             'key'  '4A'
                                        'acoustid'  '5860cb09-b685-4f1e-b92c-60d0aa5cfbd8'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "Sgt. Pepper's Lonely Hearts Club Band"
'TBPM' (BPM (beats per minute))                     '112'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-classic'
'TDOR' (Original release time)                      '1967'
'TDRC' (Recording time)                             '1967-06-01'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'George Martin'], ['engineer', 'Geoff Emerick']])
'TIT2' (Title/songname/content description)         'Fixing a Hole'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'The Beatles'
'TPE2' (Band/orchestra/accompaniment)               'The Beatles'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Parlophone'
'TRCK' (Track number/Position in set)               '5/13'
'TSO2'                                              'Beatles, The'
'TSOP' (Performer sort order)                       'Beatles, The'
'TSRC' (ISRC (international standard recording code))  'GBAYE0601511'
'TXXX:Acoustid Id'                                  '5860cb09-b685-4f1e-b92c-60d0aa5cfbd8'
'TXXX:Artists'                                      'The Beatles'
'TXXX:CATALOGNUMBER'                                'PCS 7027'
'TXXX:MusicBrainz Album Artist Id'                  'b10bbbfc-cf9e-42e0-be17-e2c3e1d2600d'
'TXXX:MusicBrainz Album Id'                         'aa86fb96-d1cc-3ce9-b916-166e9a689f22'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b10bbbfc-cf9e-42e0-be17-e2c3e1d2600d'
'TXXX:MusicBrainz Release Group Id'                 '9f7a4c28-8fa2-3113-929c-c47a9f7982c3'
'TXXX:MusicBrainz Release Track Id'                 'e7f4241c-1781-31ae-adee-d088cba88b2b'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'pop rock', 'psychedelic rock']
'TXXX:lastfmtags'                                   ['pop', 'rock', '60s', 'british', 'classic rock']
'TXXX:originalyear'                                 '1967'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.35 dB'
'TXXX:replaygain_track_peak'                        '0.640771'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a2df7ff8-dbc0-4afa-9987-5379856ef37b')
'USLT::XXX'                                         ("I'm fixing a hole where the rain gets in\r\n"
 'and stops my mind from wandering\r\n'
 'where it will go\r\n'
 "I'm filling the cracks that ran though the door\r\n"
 'and kept my mind from wandering\r\n'
 'where it will go\r\n'
 '\r\n'
 "And it really doesn't matter if I'm wrong\r\n"
 "I'm right where I belong\r\n"
 "I'm right where I belong\r\n"
 'See the people standing there\r\n'
 'who disagree and never win\r\n'
 "and wonder why they don't get in my door\r\n"
 '\r\n'
 "I'm painting the room in a colorful way,\r\n"
 'and when my mind is wandering\r\n'
 'there I will go\r\n'
 '\r\n'
 "And it really doesn't matter if I'm wrong\r\n"
 "I'm right where I belong\r\n"
 "I'm right where I belong\r\n"
 'Silly people run around\r\n'
 'they worry me and never ask me\r\n'
 "why they don't get past my door\r\n"
 '\r\n'
 "I'm taking my time for a number of things\r\n"
 "that weren't important yesterday\r\n"
 'and I still go\r\n'
 '\r\n'
 "I'm fixing a hole where the rain gets in\r\n"
 'and stops my mind from wandering\r\n'
 'where it will go\r\n'
 'where it will go\r\n'
 "I'm fixing a hole where the rain gets in\r\n"
 'and stops my mind from wandering\r\n'
 'where it will go')

========================== row from database ==========================
                                              'id'  1528844
                                            'path'  /data/Music/Bulk/00poprockelectronic/Beatles/_67-sgt. pepper_s lonely hearts club band/The Beatles - Fixing A Hole.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  156
                                           'genre'  rock-cppex-classic
                                        'filesize'  2603024
                                           'mtime'  1636039066
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic _67 sgt. pepper_s lonely hearts club band A rock cppex classic
                                      'tag_artist'  The Beatles
                                     'tag_release'  Sgt. Pepper's Lonely Hearts Club Band
                                       'tag_title'  Fixing a Hole
                                             'bpm'  112.0
                                    'search_title'  'a':2 'fixing':1 'hole':3
                                   'search_artist'  'beatles':2 'the':1
                                  'search_release'  'band':9 'club':8 'hearts':7 'lonely':6 'pepper':3 'peppers':5 's':4 'sgt':1,2
                                     'search_rest'  '00poprockelectronic':1 '67':2 'a':11 'band':10 'classic':14 'club':9 'cppex':13 'hearts':8 'lonely':7 'pepper':5 'rock':12 's':6 'sgt':3,4
                                    'search_combo'  '00poprockelectronic':15 '67':16 'a':2A,25 'band':14C,24 'beatles':5B 'classic':28 'club':13C,23 'cppex':27 'fixing':1A 'hearts':12C,22 'hole':3A 'lonely':11C,21 'pepper':8C,19 'peppers':10C 'rock':26 's':9C,20 'sgt':6C,7C,17,18 'the':4B
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['pop', 'rock', '60s', 'british', 'classic rock']
                                        'tag_date'  1967
                                     'discogstags'  ['rock', 'pop rock', 'psychedelic rock']

============================== file details ==============================
                                           'mtime'  1636039066.4299867  (2021-11-04 16:17:46)
                             'size'  2603024