======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '138'
                                          'artist'  'My Sleeping Karma'
                                     'text_people'  ''
                                         'release'  'Tri'
                                           'title'  'Vishnu'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'q-bass-1', 'q-drums-3', "
 "'q-other-4', 'q-piano-2', 'q-vocals-1', 'Q-MIXBEAT-2', 'Q-PLAY-3', "
 "'Q-CHART-2']")
                                      'lastfmtags'  ("['psychedelic rock', 'space rock', 'stoner rock', 'instrumental', "
 "'psychedelic']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '9'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic;set-pl-progspace'
                                             'bpm'  '91.7'
                                             'key'  '1A'
                                        'acoustid'  'f3630f84-c8a4-4906-a0d0-8c65903e24b8'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tri'
'TBPM' (BPM (beats per minute))                     '91.7'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-psychedelic', 'set-pl-progspace']
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-03-26'
'TIT2' (Title/songname/content description)         'Vishnu'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '97391548'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'My Sleeping Karma'
'TPE2' (Band/orchestra/accompaniment)               'My Sleeping Karma'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '6/9'
'TSO2'                                              'My Sleeping Karma'
'TSOP' (Performer sort order)                       'My Sleeping Karma'
'TSSE' (Software/Hardware and settings used for encoding)  'Lame3.98'
'TXXX:Acoustid Id'                                  'f3630f84-c8a4-4906-a0d0-8c65903e24b8'
'TXXX:Artists'                                      'My Sleeping Karma'
'TXXX:MusicBrainz Album Artist Id'                  '0ace8a60-9af1-4ab5-97f3-3278f8aa2219'
'TXXX:MusicBrainz Album Id'                         '637c662d-53f4-4d2d-b1d6-8b0838c4a675'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '0ace8a60-9af1-4ab5-97f3-3278f8aa2219'
'TXXX:MusicBrainz Release Group Id'                 '0956d383-8e28-4d61-92a4-d63a6077e5dc'
'TXXX:MusicBrainz Release Track Id'                 'b7cfaaba-b9ed-4c48-bce2-2668f060b42c'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['psychedelic rock', 'space rock', 'stoner rock', 'instrumental', 'psychedelic']
'TXXX:originalyear'                                 '2010'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.48 dB'
'TXXX:replaygain_track_peak'                        '0.652762'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6b9b897b-59dc-41aa-859e-05ffcfbd8e12')

========================== row from database ==========================
                                              'id'  1485694
                                            'path'  /data/Music/Bulk/00poprockelectronic/[studio album 03] Tri [320]/06.Vishnu.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  138
                                           'genre'  rock-cppex-psychedelic;set-pl-progspace
                                        'filesize'  5631950
                                           'mtime'  1620737444
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [studio album 03] [320] 06.Vishnu rock cppex psychedelic;set pl progspace
                                      'tag_artist'  My Sleeping Karma
                                     'tag_release'  Tri
                                       'tag_title'  Vishnu
                                             'bpm'  91.7
                                    'search_title'  'vishnu':1
                                   'search_artist'  'karma':3 'my':1 'sleeping':2
                                  'search_release'  'tri':1
                                     'search_rest'  '00poprockelectronic':1 '03':5,6 '06':9 '06vishnu':11 '320':7,8 'album':4 'cppex':13 'pl':18 'progspace':19 'psychedelic':14,16 'rock':12 'set':15,17 'studio':2,3 'vishnu':10
                                    'search_combo'  '00poprockelectronic':6 '03':10,11 '06':14 '06vishnu':16 '320':12,13 'album':9 'cppex':18 'karma':4B 'my':2B 'pl':23 'progspace':24 'psychedelic':19,21 'rock':17 'set':20,22 'sleeping':3B 'studio':7,8 'tri':5C 'vishnu':1A,15
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-2', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-2', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-1']
                                      'lastfmtags'  ['psychedelic rock', 'space rock', 'stoner rock', 'instrumental', 'psychedelic']
                                        'tag_date'  2010
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737443.6319926  (2021-05-11 14:50:43)
                             'size'  5631950