======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '166'
                                          'artist'  'Harry Lauder'
                                     'text_people'  ''
                                         'release'  '[non-album tracks]'
                                           'title'  'I Wish I Had Someone To Love Me'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['1900s', 'music hall', 'all', 'scottish folk', 'scottish']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1906'
                                        'comments'  ''
                                           'genre'  'prerock-vocal'
                                             'bpm'  '133.3'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'COMM:MusicMatch_Tempo:eng'                         'None'
'TALB' (Album/Movie/Show title)                     '[non-album tracks]'
'TBPM' (BPM (beats per minute))                     '133.3'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal'
'TDRC' (Recording time)                             '1906-08-16'
'TIT2' (Title/songname/content description)         'I Wish I Had Someone To Love Me'
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '166000'
'TPE1' (Lead performer(s)/Soloist(s))               'Harry Lauder'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['1900s', 'music hall', 'all', 'scottish folk', 'scottish']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.03 dB'
'TXXX:replaygain_track_peak'                        '0.579297'
'USLT::eng'                                         ('I WISH I HAD SOMEONE TO LOVE ME (1906)\r\n'
 '\r\n'
 "I wish I'd been married to Geordie ! \r\n"
 "I wish Geordie'd been married to me ! \r\n"
 'For he courted me weekly for nearly ten years, \r\n'
 'then left me to drift like a raft on the sea. \r\n'
 "I really don't know what induced him, \r\n"
 'To trifle with me, what a sin ! \r\n'
 "He's went and he married another, \r\n"
 'And left me to sink or to swim. \r\n'
 '\r\n'
 'I wish I had someone to love me, \r\n'
 'Someone to call me his doo (dove) \r\n'
 'Someone to say "Love come away !" \r\n'
 "But it has na' come od up till noo ! \r\n"
 'I wish I had someone to love me, \r\n'
 'Someone to call me his doo (dove) \r\n'
 'Someone to say "Love come away!" \r\n'
 "But it has na' come od up till noo! ")

========================== row from database ==========================
                                              'id'  1469420
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1906/Harry Lauder - I Wish I Had Someone To Love Me 16-8-1906.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  166
                                           'genre'  prerock-vocal
                                        'filesize'  3370840
                                           'mtime'  1620665914
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1906 16 8 1906 prerock vocal
                                      'tag_artist'  Harry Lauder
                                     'tag_release'  [non-album tracks]
                                       'tag_title'  I Wish I Had Someone To Love Me
                                             'bpm'  133.3
                                    'search_title'  'had':3 'i':1 'love':6 'me':7 'someone':4 'to':5 'wish':2
                                   'search_artist'  'harry':1 'lauder':2
                                  'search_release'  'album':2 'non':1 'nonalbum':3 'tracks':4,5
                                     'search_rest'  '00oldiepop':5 '1906':6 '8':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'vocal':9
                                    'search_combo'  '00oldiepop':19 '1906':20 '8':21 'album':11C 'country':18 'exotica':16 'had':3A 'harry':8B 'i':1A 'jazz':15 'lauder':9B 'love':6A 'me':7A 'non':10C 'nonalbum':12C 'oldies':17 'prerock':22 'someone':4A 'to':5A 'tracks':13C,14C 'vocal':23 'wish':2A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['1900s', 'music hall', 'all', 'scottish folk', 'scottish']
                                        'tag_date'  1906
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620665914.241072  (2021-05-10 18:58:34)
                             'size'  3370840