======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '10'
                                          'artist'  'Phonautogram by Édouard-Léon Scott de Martinville'
                                     'text_people'  ''
                                         'release'  ('Recorded on April 9, 1860: 1861 Deposit, Académie des Sciences (No. 324), '
 'Number 5 ')
                                           'title'  'Au Clair de la Lune--French folk song (1860 Phonautogram)'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', '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'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '141.1'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     ('Recorded on April 9, 1860: 1861 Deposit, Académie des Sciences (No. 324), '
 'Number 5 ')
'TBPM' (BPM (beats per minute))                     '141.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TCOP' (Copyright message)                          ('Attribution (by) license: see creativecommons.org for information. '
 'Derivative works should be made available to firstsounds.org.')
'TDOR' (Original release time)                      '1860'
'TDRC' (Recording time)                             '2008'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['Lawrence Berkeley Lab', ' Earl Cornell'], [' First Sounds', ' Patrick Feaster'], [' First Sounds', ' David Giovannoni'], [' Lawrence Berkeley Lab', ' Carl Haber'], [' First Sounds', ' Meagan Hennessey'], [' First Sounds', ' Richard Martin']])
'TIT2' (Title/songname/content description)         'Au Clair de la Lune--French folk song (1860 Phonautogram)'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Phonautogram by Édouard-Léon Scott de Martinville'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.29 dB'
'TXXX:replaygain_track_peak'                        '0.479786'
'WOAF' (Official audio file webpage)                WOAF(url='www.firstsounds.org/sounds/1860-Scott-Au-Clair-de-la-Lune.mp3')

========================== row from database ==========================
                                              'id'  982536
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/veryearly/1860/First recording ever - Scott - Au-Clair-de-la-Lune - 1860!!!.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  10
                                           'genre'  electronic-unsorted
                                        'filesize'  176866
                                           'mtime'  1620586901
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm veryearly First recording ever 1860!!! electronic unsorted
                                      'tag_artist'  Phonautogram by Édouard-Léon Scott de Martinville
                                     'tag_release'  Recorded on April 9, 1860: 1861 Deposit, Académie des Sciences (No. 324), Number 5 
                                       'tag_title'  Au Clair de la Lune--French folk song (1860 Phonautogram)
                                             'bpm'  141.1
                                    'search_title'  '1860':10,11 'au':1 'clair':2 'de':3 'folk':8 'french':6 'la':4 'lune':5 'lunefrench':7 'phonautogram':12,13 'song':9
                                   'search_artist'  'by':2 'de':10 'edouard':3,6 'edouardleon':5,8 'leon':4,7 'martinville':11 'phonautogram':1 'scott':9
                                  'search_release'  '1860':6,7 '1861':8 '324':17,18 '5':20 '9':4,5 'academie':11,12 'april':3 'deposit':9,10 'des':13 'no':15,16 'number':19 'on':2 'recorded':1 'sciences':14
                                     'search_rest'  '1860':5 'electronic':6 'ever':4 'first':2 'recording':3 'unsorted':7 'veryearly':1
                                    'search_combo'  '1860':10A,11A,30C,31C,49 '1861':32C '324':41C,42C '5':44C '9':28C,29C 'academie':35C,36C 'april':27C 'au':1A 'by':15B 'clair':2A 'de':3A,23B 'deposit':33C,34C 'des':37C 'edouard':16B,19B 'edouardleon':18B,21B 'electronic':50 'ever':48 'first':46 'folk':8A 'french':6A 'la':4A 'leon':17B,20B 'lune':5A 'lunefrench':7A 'martinville':24B 'no':39C,40C 'number':43C 'on':26C 'phonautogram':12A,13A,14B 'recorded':25C 'recording':47 'sciences':38C 'scott':22B 'song':9A 'unsorted':51 'veryearly':45
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586901.349818  (2021-05-09 21:01:41)
                             'size'  176866