======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '179'
                                          'artist'  'Bennie Krueger'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Yes We Have No Bananas'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1923'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '95.6'
                                             'key'  '8A'
                                        '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))                     '95.6'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1923-05'
'TIT2' (Title/songname/content description)         'Yes We Have No Bananas'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '179000'
'TPE1' (Lead performer(s)/Soloist(s))               'Bennie Krueger'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'folk, world, & country'
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.12 dB'
'TXXX:replaygain_track_peak'                        '0.574376'

========================== row from database ==========================
                                              'id'  1469667
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1923/Bennie Krueger - Yes We Have No Bananas -5-1923.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  179
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  3712564
                                           'mtime'  1620525077
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1923 5 1923 prerock jb jazz unsorted
                                      'tag_artist'  Bennie Krueger
                                     'tag_release'  None
                                       'tag_title'  Yes We Have No Bananas
                                             'bpm'  95.6
                                    'search_title'  'bananas':5 'have':3 'no':4 'we':2 'yes':1
                                   'search_artist'  'bennie':1 'krueger':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1923':6 '5':7 'country':4 'exotica':2 'jazz':1 'jb':9 'oldies':3 'prerock':8 'unsorted':10
                                    'search_combo'  '00oldiepop':12 '1923':13 '5':14 'bananas':5A 'bennie':6B 'country':11 'exotica':9 'have':3A 'jazz':8 'jb':16 'krueger':7B 'no':4A 'oldies':10 'prerock':15 'unsorted':17 'we':2A 'yes':1A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1923
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1620525076.9166324  (2021-05-09 03:51:16)
                             'size'  3712564