======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '974'
                                          'artist'  'gladys gewirtz & eve lippman'
                                     'text_people'  ''
                                         'release'  '365 Days project'
                                           'title'  'mother goose songs for jewish children'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-UNU-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '89.3'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ('© 2004, Copyright resides with the artist, The 365 Days Project,  and UbuWeb '
 '(http://ubu.com) / PennSound (http://www.writing.upenn.edu/pennsound/). All '
 'materials at UbuWeb / PennSound are available for free exchange for '
 'noncommerical purposes.')
'TALB' (Album/Movie/Show title)                     '365 Days project'
'TBPM' (BPM (beats per minute))                     '89.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'mother goose songs for jewish children'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'gladys gewirtz & eve lippman'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.69 dB'
'TXXX:replaygain_track_peak'                        '0.289626'

========================== row from database ==========================
                                              'id'  512307
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/365 days project/320 - 365-Days-Project-11-16-gewirtz-gladys-lippman-eve-mother-goose-song.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  974
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  15587340
                                           'mtime'  1620571890
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm days 320 Project 11 16 electronic experimental oddness
                                      'tag_artist'  gladys gewirtz & eve lippman
                                     'tag_release'  365 Days project
                                       'tag_title'  mother goose songs for jewish children
                                             'bpm'  89.3
                                    'search_title'  'children':6 'for':4 'goose':2 'jewish':5 'mother':1 'songs':3
                                   'search_artist'  'eve':3 'gewirtz':2 'gladys':1 'lippman':4
                                  'search_release'  '365':1 'days':2 'project':3
                                     'search_rest'  '320':2 'days':1 'electronic':4 'experimental':5 'oddness':6 'project':3
                                    'search_combo'  '320':15 '365':11C 'children':6A 'days':12C,14 'electronic':17 'eve':9B 'experimental':18 'for':4A 'gewirtz':8B 'gladys':7B 'goose':2A 'jewish':5A 'lippman':10B 'mother':1A 'oddness':19 'project':13C,16 'songs':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571890.0933995  (2021-05-09 16:51:30)
                             'size'  15587340