======================== unified (from filesystem) ========================
                                         'bitrate'  '273.286'
                                        'duration'  '127'
                                          'artist'  'Heymoonshaker'
                                     'text_people'  ''
                                         'release'  'Shakerism'
                                           'title'  'Part 1'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-SYN-1', 'Q-BUSY-3', "
 "'Q-GRIT-2', 'Q-MIXBEAT-2', 'Q-PLAY-3', 'Q-CHART-2', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-bass-1', 'q-drums-3', 'q-other-3', 'q-piano-1', "
 "'q-vocals-4']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '143.2'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Shakerism'
'TBPM' (BPM (beats per minute))                     '143.2'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Part 1'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '127360'
'TPE1' (Lead performer(s)/Soloist(s))               'Heymoonshaker'
'TRCK' (Track number/Position in set)               '3'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 64bits version 3.99.5 (http://lame.sf.net)'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-9.97 dB'
'TXXX:replaygain_track_peak'                        '1.080850'

========================== row from database ==========================
                                              'id'  1538926
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/heymoonshaker - shakerism 2013/03 - part 1.mp3
                                         'working'  None
                                         'bitrate'  273
                                    'duration_sec'  127
                                           'genre'  ifs-songwriter
                                        'filesize'  4354777
                                           'mtime'  1642256245
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos heymoonshaker shakerism 2013 03 part ifs songwriter
                                      'tag_artist'  Heymoonshaker
                                     'tag_release'  Shakerism
                                       'tag_title'  Part 1
                                             'bpm'  143.2
                                    'search_title'  '1':2 'part':1
                                   'search_artist'  'heymoonshaker':1
                                  'search_release'  'shakerism':1
                                     'search_rest'  '00singer':1 '2013':6 'eos':3 'heymoonshaker':4 'ifs':8 'part':7 'shakerism':5 'songwriter':2
                                    'search_combo'  '00singer':5 '1':2A '2013':10 'eos':7 'heymoonshaker':3B,8 'ifs':12 'part':1A,11 'shakerism':4C,9 'songwriter':6
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-MIXBEAT-2', 'Q-PLAY-3', 'Q-CHART-2', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-bass-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4']
                                      'lastfmtags'  []
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642256245.0687892  (2022-01-15 15:17:25)
                             'size'  4354777