======================== unified (from filesystem) ========================
                                         'bitrate'  '238.887'
                                        'duration'  '157'
                                          'artist'  'Uriah Heep'
                                     'text_people'  ''
                                         'release'  'Progsoup 30'
                                           'title'  "Easy Livin'"
                                           '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-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock', 'hard rock', 'progressive rock', '70s', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '18'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '143.416'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:http://www.cdtag.com:\x02\x00î\x17\x91\x00'   PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xee\x17\x91\x00')
'TALB' (Album/Movie/Show title)                     'Progsoup 30'
'TBPM' (BPM (beats per minute))                     '143.416'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '2007-00-00'
'TIT2' (Title/songname/content description)         "Easy Livin'"
'TKEY' (Initial key)                                '7A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Uriah Heep'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '3/3'
'TPUB' (Publisher)                                  'union square music'
'TRCK' (Track number/Position in set)               '3/18'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME'
'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:Release type'                                 'Normal release'
'TXXX:Rip date'                                     '2007-12-12'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Source'                                       'CD (LP)'
'TXXX:lastfmtags'                                   ['rock', 'hard rock', 'progressive rock', '70s', 'classic rock']
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.87 dB'
'TXXX:replaygain_track_peak'                        '0.514849'

========================== row from database ==========================
                                              'id'  1412921
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 30 (hitsoup)/1669 uriah_heep-easy_livin.mp3
                                         'working'  None
                                         'bitrate'  239
                                    'duration_sec'  157
                                           'genre'  rock-cppex-progressive
                                        'filesize'  4708787
                                           'mtime'  1620737083
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup (hitsoup) 1669 uriah_heep easy_livin rock cppex progressive
                                      'tag_artist'  Uriah Heep
                                     'tag_release'  Progsoup 30
                                       'tag_title'  Easy Livin'
                                             'bpm'  143.416
                                    'search_title'  'easy':1 'livin':2,3
                                   'search_artist'  'heep':2 'uriah':1
                                  'search_release'  '30':2 'progsoup':1
                                     'search_rest'  '1669':5 'classicprogpsy':1 'cppex':11 'easy':8 'heep':7 'hitsoup':3,4 'livin':9 'progressive':12 'progsoup':2 'rock':10 'uriah':6
                                    'search_combo'  '1669':12 '30':7C 'classicprogpsy':8 'cppex':18 'easy':1A,15 'heep':5B,14 'hitsoup':10,11 'livin':2A,3A,16 'progressive':19 'progsoup':6C,9 'rock':17 'uriah':4B,13
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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'  ['rock', 'hard rock', 'progressive rock', '70s', 'classic rock']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737083.0678174  (2021-05-11 14:44:43)
                             'size'  4708787