======================== unified (from filesystem) ========================
                                         'bitrate'  '205.903'
                                        'duration'  '350'
                                          'artist'  'Joy Division'
                                     'text_people'  ''
                                         'release'  'The Best of Joy Division'
                                           'title'  'Heart and Soul'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'alternative', 'post punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '14'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '150'
                                             'key'  '4A'
                                        'acoustid'  'cc2794c5-d240-43d9-a91c-aca12b9063cf'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Best of Joy Division'
'TBPM' (BPM (beats per minute))                     '150'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-03-24'
'TIT2' (Title/songname/content description)         'Heart and Soul'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Joy Division'
'TPE2' (Band/orchestra/accompaniment)               'Joy Division'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'London Records 90'
'TRCK' (Track number/Position in set)               '12/14'
'TSO2'                                              'Joy Division'
'TSOP' (Performer sort order)                       'Joy Division'
'TSRC' (ISRC (international standard recording code))  'GBAAP9700197'
'TXXX:ASIN'                                         'B0013LP87A'
'TXXX:Acoustid Id'                                  'cc2794c5-d240-43d9-a91c-aca12b9063cf'
'TXXX:Artists'                                      'Joy Division'
'TXXX:BARCODE'                                      '5051442730227'
'TXXX:CATALOGNUMBER'                                '5144273022'
'TXXX:MusicBrainz Album Artist Id'                  '9a58fda3-f4ed-4080-a3a5-f457aac9fcdd'
'TXXX:MusicBrainz Album Id'                         'add9be65-7960-4fb7-beac-c4c34243b095'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '9a58fda3-f4ed-4080-a3a5-f457aac9fcdd'
'TXXX:MusicBrainz Release Group Id'                 '7a37fc35-e4c5-3045-a3f3-839ac215796e'
'TXXX:MusicBrainz Release Track Id'                 'eb34a1c2-bf02-357d-952b-47c9c6ca7499'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk']
'TXXX:originalyear'                                 '2008'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.13 dB'
'TXXX:replaygain_track_peak'                        '0.385274'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3a41df18-4b6d-4aff-8151-31817ff9a265')

========================== row from database ==========================
                                              'id'  1288081
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/Joy Division/112-joy_division-heart_and_soul.mp3
                                         'working'  None
                                         'bitrate'  205
                                    'duration_sec'  350
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  9062839
                                           'mtime'  1620611463
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00newwave postpunk 112 joy_division heart_and_soul electronic we new wave or post punk
                                      'tag_artist'  Joy Division
                                     'tag_release'  The Best of Joy Division
                                       'tag_title'  Heart and Soul
                                             'bpm'  150.0
                                    'search_title'  'and':2 'heart':1 'soul':3
                                   'search_artist'  'division':2 'joy':1
                                  'search_release'  'best':2 'division':5 'joy':4 'of':3 'the':1
                                     'search_rest'  '00newwave':4 '00poprockelectronic':1 '112':6 'and':10 'disco':3 'division':8 'electronic':12 'heart':9 'joy':7 'new':14 'or':16 'post':17 'postpunk':5 'punk':18 'soul':11 'wave':15 'waves':2 'we':13
                                    'search_combo'  '00newwave':14 '00poprockelectronic':11 '112':16 'and':2A,20 'best':7C 'disco':13 'division':5B,10C,18 'electronic':22 'heart':1A,19 'joy':4B,9C,17 'new':24 'of':8C 'or':26 'post':27 'postpunk':15 'punk':28 'soul':3A,21 'the':6C 'wave':25 'waves':12 'we':23
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620611463.4896286  (2021-05-10 03:51:03)
                             'size'  9062839