======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '269'
                                          'artist'  "Sodero's Band"
                                     'text_people'  ''
                                         'release'  'Edison Blue Amberol  2772'
                                           'title'  'Dominion Of Canada'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-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-4', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['instrumental', 'cylinder recordings', 'instrumentals', '1910s', 'the "
 "vitamin b12']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1915'
                                        'comments'  ''
                                           'genre'  'prerock-vocal-opera'
                                             'bpm'  '119.8'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TALB' (Album/Movie/Show title)                     'Edison Blue Amberol  2772'
'TBPM' (BPM (beats per minute))                     '119.8'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal-opera'
'TDRC' (Recording time)                             '1915-09'
'TIT2' (Title/songname/content description)         'Dominion Of Canada'
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '269000'
'TPE1' (Lead performer(s)/Soloist(s))               "Sodero's Band"
'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'                                   ['instrumental',
 'cylinder recordings',
 'instrumentals',
 '1910s',
 'the vitamin b12']
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.54 dB'
'TXXX:replaygain_track_peak'                        '0.508410'

========================== row from database ==========================
                                              'id'  1507427
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1915/Sodero_s Band - Dominion Of Canada -9-1915.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  269
                                           'genre'  prerock-vocal-opera
                                        'filesize'  5436166
                                           'mtime'  1621625666
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1915 Sodero_s 9 1915 prerock vocal opera
                                      'tag_artist'  Sodero's Band
                                     'tag_release'  Edison Blue Amberol  2772
                                       'tag_title'  Dominion Of Canada
                                             'bpm'  119.8
                                    'search_title'  'canada':3 'dominion':1 'of':2
                                   'search_artist'  'band':4 's':2 'sodero':1 'soderos':3
                                  'search_release'  '2772':4 'amberol':3 'blue':2 'edison':1
                                     'search_rest'  '00oldiepop':5 '1915':6 '9':9 'country':4 'exotica':2 'jazz':1 'oldies':3 'opera':12 'prerock':10 's':8 'sodero':7 'vocal':11
                                    'search_combo'  '00oldiepop':16 '1915':17 '2772':11C '9':20 'amberol':10C 'band':7B 'blue':9C 'canada':3A 'country':15 'dominion':1A 'edison':8C 'exotica':13 'jazz':12 'of':2A 'oldies':14 'opera':23 'prerock':21 's':5B,19 'sodero':4B,18 'soderos':6B 'vocal':22
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  9A
                                           '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-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['instrumental', 'cylinder recordings', 'instrumentals', '1910s', 'the vitamin b12']
                                        'tag_date'  1915
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621625666.0080268  (2021-05-21 21:34:26)
                             'size'  5436166