======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '169'
                                          'artist'  'Sam Browne & Elsie Carlisle'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "Gee Oh Gosh I'm Grateful"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'Q-PIANO-3', 'q-chart-1', 'q-drums-1', 'q-other-2', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-vaudeville'
                                             'bpm'  '122.6'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TBPM' (BPM (beats per minute))                     '122.6'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vaudeville'
'TDRC' (Recording time)                             '1934-03-02'
'TIT2' (Title/songname/content description)         "Gee Oh Gosh I'm Grateful"
'TKEY' (Initial key)                                '4B'
'TLEN' (Length)                                     '169000'
'TPE1' (Lead performer(s)/Soloist(s))               'Sam Browne & Elsie Carlisle'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.29 dB'
'TXXX:replaygain_track_peak'                        '0.753655'

========================== row from database ==========================
                                              'id'  1507297
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Sam Browne - Gee Oh Gosh I_m Grateful (+ Elsie Carlisle) 2-3-1934.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  169
                                           'genre'  prerock-vaudeville
                                        'filesize'  3439576
                                           'mtime'  1620666442
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 I_m (+ Carlisle) 2 3 1934 prerock vaudeville
                                      'tag_artist'  Sam Browne & Elsie Carlisle
                                     'tag_release'  None
                                       'tag_title'  Gee Oh Gosh I'm Grateful
                                             'bpm'  122.6
                                    'search_title'  'gee':1 'gosh':3 'grateful':7 'i':4 'im':6 'm':5 'oh':2
                                   'search_artist'  'browne':2 'carlisle':4 'elsie':3 'sam':1
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1934':6 '2':11 '3':12 'carlisle':9,10 'country':4 'exotica':2 'i':7 'jazz':1 'm':8 'oldies':3 'prerock':13 'vaudeville':14
                                    'search_combo'  '00oldiepop':16 '1934':17 '2':22 '3':23 'browne':9B 'carlisle':11B,20,21 'country':15 'elsie':10B 'exotica':13 'gee':1A 'gosh':3A 'grateful':7A 'i':4A,18 'im':6A 'jazz':12 'm':5A,19 'oh':2A 'oldies':14 'prerock':24 'sam':8B 'vaudeville':25
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620666442.3946736  (2021-05-10 19:07:22)
                             'size'  3439576