======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '721'
                                          'artist'  'Lunatic Soul'
                                     'text_people'  ''
                                         'release'  'Progsoup 62'
                                           'title'  "Pygmalion's Ladder"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['progressive rock', 'ambient', 'atmospheric', 'experimental', 'psychedelic']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '9'
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '115.987'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Progsoup 62'
'TBPM' (BPM (beats per minute))                     '115.987'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2014'
'TIT2' (Title/songname/content description)         "Pygmalion's Ladder"
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Lunatic Soul'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '8/9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['progressive rock', 'ambient', 'atmospheric', 'experimental', 'psychedelic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.73 dB'
'TXXX:replaygain_track_peak'                        '0.587531'

========================== row from database ==========================
                                              'id'  1499852
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 62/3405 lunatic soul -  pygmalion_s ladder.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  721
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  28898594
                                           'mtime'  1620737628
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 3405 lunatic soul pygmalion_s ladder rock cppex progressive;set pl progspace
                                      'tag_artist'  Lunatic Soul
                                     'tag_release'  Progsoup 62
                                       'tag_title'  Pygmalion's Ladder
                                             'bpm'  115.987
                                    'search_title'  'ladder':4 'pygmalion':1 'pygmalions':3 's':2
                                   'search_artist'  'lunatic':1 'soul':2
                                  'search_release'  '62':2 'progsoup':1
                                     'search_rest'  '3405':3 'classicprogpsy':1 'cppex':10 'ladder':8 'lunatic':4 'pl':15 'progressive':11,13 'progsoup':2 'progspace':16 'pygmalion':6 'rock':9 's':7 'set':12,14 'soul':5
                                    'search_combo'  '3405':11 '62':8C 'classicprogpsy':9 'cppex':18 'ladder':4A,16 'lunatic':5B,12 'pl':23 'progressive':19,21 'progsoup':7C,10 'progspace':24 'pygmalion':1A,14 'pygmalions':3A 'rock':17 's':2A,15 'set':20,22 'soul':6B,13
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'ambient', 'atmospheric', 'experimental', 'psychedelic']
                                        'tag_date'  2014
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737628.4751737  (2021-05-11 14:53:48)
                             'size'  28898594