======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '260'
                                          'artist'  'Red Hot Chili Peppers'
                                     'text_people'  ''
                                         'release'  'By the Way'
                                           'title'  'This Is the Place'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'Q-JZFKS-2', 'Q-OLDST-3', 'q-chart-4', 'q-drums-3', 'q-other-1', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['alternative rock/funk rock/alternative/funk/rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '18'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-funk'
                                             'bpm'  '112.947'
                                             'key'  '8A'
                                        'acoustid'  '33080dcd-60ab-4a78-a5b3-3a17883a2adc'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            'I Love Morgoth'
'TALB' (Album/Movie/Show title)                     'By the Way'
'TBPM' (BPM (beats per minute))                     '112.947'
'TCON' (Content type, a.k.a. Genre)                 'rock-funk'
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2002-07-09'
'TIT2' (Title/songname/content description)         'This Is the Place'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Red Hot Chili Peppers'
'TPE2' (Band/orchestra/accompaniment)               'Red Hot Chili Peppers'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/18'
'TSO2'                                              'Red Hot Chili Peppers'
'TSOP' (Performer sort order)                       'Red Hot Chili Peppers'
'TSRC' (ISRC (international standard recording code))  'USWB10201690'
'TXXX:ARTISTS'                                      'Red Hot Chili Peppers'
'TXXX:Acoustid Id'                                  '33080dcd-60ab-4a78-a5b3-3a17883a2adc'
'TXXX:MusicBrainz Album Artist Id'                  '8bfac288-ccc5-448d-9573-c33ea2aa5c30'
'TXXX:MusicBrainz Album Id'                         '10b79394-5839-43c4-a53c-61be4fb1a09b'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '8bfac288-ccc5-448d-9573-c33ea2aa5c30'
'TXXX:MusicBrainz Release Group Id'                 'bbf6eaa8-1340-35c8-9599-34056896ebab'
'TXXX:MusicBrainz Release Track Id'                 '2c9c04df-fa8e-3d81-b902-c89f70ba969d'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   'alternative rock/funk rock/alternative/funk/rock'
'TXXX:originalyear'                                 '2001'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.26 dB'
'TXXX:replaygain_track_peak'                        '0.376759'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3596bea8-684c-4b22-ac7b-4feea52be173')

========================== row from database ==========================
                                              'id'  1294369
                                            'path'  /data/Music/Bulk/00poprockelectronic/Red Hot Chilli Peppers/By the Way/Red Hot Chili Peppers - This is the Place - 03.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  260
                                           'genre'  rock-funk
                                        'filesize'  6335800
                                           'mtime'  1630253033
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Chilli 03 rock funk
                                      'tag_artist'  Red Hot Chili Peppers
                                     'tag_release'  By the Way
                                       'tag_title'  This Is the Place
                                             'bpm'  112.947
                                    'search_title'  'is':2 'place':4 'the':3 'this':1
                                   'search_artist'  'chili':3 'hot':2 'peppers':4 'red':1
                                  'search_release'  'by':1 'the':2 'way':3
                                     'search_rest'  '00poprockelectronic':1 'chilli':2 'funk':4 'rock':3
                                    'search_combo'  '00poprockelectronic':12 'by':9C 'chili':7B 'chilli':13 'funk':15 'hot':6B 'is':2A 'peppers':8B 'place':4A 'red':5B 'rock':14 'the':3A,10C 'this':1A 'way':11C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock/funk rock/alternative/funk/rock']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1630253032.6783397  (2021-08-29 18:03:52)
                             'size'  6335800