======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '169'
                                          'artist'  'Eddie Condon & His Dixieland Band'
                                     'text_people'  ''
                                         'release'  'Dixieland'
                                           'title'  "I'll Be a Friend With Pleasure"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'Q-PLAY-3', 'q-bass-3', 'q-busy-3', 'q-grit-1', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-2', 'q-other-4', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '20'
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-o-dixiestyle'
                                             'bpm'  '99'
                                             'key'  '4B'
                                        'acoustid'  '16f31069-a727-4880-9efe-30a7b92e83c7'
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=204, count=0)
'TALB' (Album/Movie/Show title)                     'Dixieland'
'TBPM' (BPM (beats per minute))                     '99'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-o-dixiestyle'
'TDOR' (Original release time)                      '1990'
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         "I'll Be a Friend With Pleasure"
'TKEY' (Initial key)                                '4B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Eddie Condon & His Dixieland Band'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Giants of Jazz'
'TRCK' (Track number/Position in set)               '9/20'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Condon, Eddie & His Dixieland Band'
'TXXX:Acoustid Id'                                  '16f31069-a727-4880-9efe-30a7b92e83c7'
'TXXX:Artists'                                      'Eddie Condon & His Dixieland Band'
'TXXX:BARCODE'                                      '8004883530410'
'TXXX:CATALOGNUMBER'                                'CD 53041'
'TXXX:FMPS_Rating'                                  '0.8'
'TXXX:MP3GAIN_MINMAX'                               '117,178'
'TXXX:MP3GAIN_UNDO'                                 '+001,+001,N'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'b67d7c4b-3c70-48ab-a69d-e8109aad5ceb'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'd7c5caa9-a9ba-485b-8047-514f106123db'
'TXXX:MusicBrainz Release Group Id'                 'd88564b8-0ee9-4139-a0c7-c1757fbf5ca9'
'TXXX:MusicBrainz Release Track Id'                 '1ee7d471-fd64-3d81-bd73-d32eacbe50dc'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '1990'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.08 dB'
'TXXX:replaygain_track_peak'                        '0.480724'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ae7151fa-bcdb-45d3-b629-5bf7ccc19a3f')

========================== row from database ==========================
                                              'id'  1502983
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Dixieland/Dixieland - Giants Of Jazz/09-Eddie Condon-I_ll Be A Friend With Pleasure.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  169
                                           'genre'  prerock-jb-jazz-o-dixiestyle
                                        'filesize'  4106243
                                           'mtime'  1620528472
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Giants Of Jazz 09 I_ll A prerock jb jazz dixiestyle
                                      'tag_artist'  Eddie Condon & His Dixieland Band
                                     'tag_release'  Dixieland
                                       'tag_title'  I'll Be a Friend With Pleasure
                                             'bpm'  99.0
                                    'search_title'  'a':5 'be':4 'friend':6 'i':1 'ill':3 'll':2 'pleasure':8 'with':7
                                   'search_artist'  'band':5 'condon':2 'dixieland':4 'eddie':1 'his':3
                                  'search_release'  'dixieland':1
                                     'search_rest'  'a':9 'country':4 'dixiestyle':12 'exotica':2 'giants':5 'i':7 'jazz':1 'jb':11 'll':8 'of':6 'oldies':3 'prerock':10
                                    'search_combo'  'a':5A,23 'band':13B 'be':4A 'condon':10B 'country':18 'dixieland':12B,14C 'dixiestyle':26 'eddie':9B 'exotica':16 'friend':6A 'giants':19 'his':11B 'i':1A,21 'ill':3A 'jazz':15 'jb':25 'll':2A,22 'of':20 'oldies':17 'pleasure':8A 'prerock':24 'with':7A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528471.8084998  (2021-05-09 04:47:51)
                             'size'  4106243