======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '350'
                                          'artist'  'Perplex'
                                     'text_people'  'Pavel J. Ziolkievicz'
                                         'release'  'Demo 1'
                                           'title'  ''
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['psychedelic', 'full on', 'electronic', 'psychedelic trance', 'psytrance']"
                                     'discogstags'  "['electronic', 'psy-trance']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '93.113'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Demo 1'
'TBPM' (BPM (beats per minute))                     '93.113'
'TCOM' (Composer)                                   'Pavel J. Ziolkievicz'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TCOP' (Copyright message)                          '2002'
'TDRC' (Recording time)                             '2002'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Perplex'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'psy-trance']
'TXXX:lastfmtags'                                   ['psychedelic', 'full on', 'electronic', 'psychedelic trance', 'psytrance']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-4.05 dB'
'TXXX:replaygain_track_peak'                        '1.008007'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.pavelmusic.com')

========================== row from database ==========================
                                              'id'  1297220
                                            'path'  /data/Music/Bulk/00poprockelectronic/Pavel/Perplex - NDZT/Perplex - Demo 1 Track 01.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  350
                                           'genre'  electronic-th-techno
                                        'filesize'  11213385
                                           'mtime'  1620571700
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Pavel NDZT Track 01 electronic th techno
                                      'tag_artist'  Perplex
                                     'tag_release'  Demo 1
                                       'tag_title'  None
                                             'bpm'  93.113
                                    'search_title'  None
                                   'search_artist'  'perplex':1
                                  'search_release'  '1':2 'demo':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':5 'ndzt':3 'pavel':2 'techno':7 'th':6 'track':4
                                    'search_combo'  '00poprockelectronic':4 '1':3C 'demo':2C 'electronic':8 'ndzt':6 'pavel':5 'perplex':1B 'techno':10 'th':9 'track':7
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-piano-1', 'q-syn-4', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic', 'full on', 'electronic', 'psychedelic trance', 'psytrance']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic', 'psy-trance']

============================== file details ==============================
                                           'mtime'  1620571699.823912  (2021-05-09 16:48:19)
                             'size'  11213385