======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '191'
                                          'artist'  'Les Baxter'
                                     'text_people'  ''
                                         'release'  'Ultra-Lounge, Vol. 6: Rhapsodesia'
                                           'title'  'Lunar Rhapsody'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'Q-PIANO-3', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'space age pop', 'jazz', 'exotica', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1946'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '103.6'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Ultra-Lounge, Vol. 6: Rhapsodesia'
'TBPM' (BPM (beats per minute))                     '103.6'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDRC' (Recording time)                             '1946'
'TIT2' (Title/songname/content description)         'Lunar Rhapsody'
'TKEY' (Initial key)                                '8B'
'TLEN' (Length)                                     '191738'
'TPE1' (Lead performer(s)/Soloist(s))               'Les Baxter'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lounge', 'space age pop', 'jazz', 'exotica', 'easy listening']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.60 dB'
'TXXX:replaygain_track_peak'                        '0.811545'

========================== row from database ==========================
                                              'id'  746061
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/va - space age pop & mid century domestics (jingles & themes)/(1946) les baxter & dr. samuel j. hoffman - lunar rhapsody.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  191
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  4611971
                                           'mtime'  1620539199
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm va space age pop & mid century domestics (jingles & themes) (1946) les baxter & dr. samuel j. hoffman lunar rhapsody prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Les Baxter
                                     'tag_release'  Ultra-Lounge, Vol. 6: Rhapsodesia
                                       'tag_title'  Lunar Rhapsody
                                             'bpm'  103.6
                                    'search_title'  'lunar':1 'rhapsody':2
                                   'search_artist'  'baxter':2 'les':1
                                  'search_release'  '6':6,7 'lounge':2 'rhapsodesia':8 'ultra':1 'ultralounge':3 'vol':4,5
                                     'search_rest'  '1946':12,13 'age':3 'baxter':15 'bossa':30 'century':6 'domestics':7 'dr':16,17 'exotica':29 'hoffman':21 'j':19,20 'jazz':26 'jb':25 'jingles':8,9 'les':14 'lounge':27 'lunar':22 'mid':5 'or':28 'pop':4 'prerock':24 'rhapsody':23 'samuel':18 'space':2 'themes':10,11 'va':1
                                    'search_combo'  '1946':24,25 '6':10C,11C 'age':15 'baxter':4B,27 'bossa':42 'century':18 'domestics':19 'dr':28,29 'exotica':41 'hoffman':33 'j':31,32 'jazz':38 'jb':37 'jingles':20,21 'les':3B,26 'lounge':6C,39 'lunar':1A,34 'mid':17 'or':40 'pop':16 'prerock':36 'rhapsodesia':12C 'rhapsody':2A,35 'samuel':30 'space':14 'themes':22,23 'ultra':5C 'ultralounge':7C 'va':13 'vol':8C,9C
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'space age pop', 'jazz', 'exotica', 'easy listening']
                                        'tag_date'  1946
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620539199.2798314  (2021-05-09 07:46:39)
                             'size'  4611971