======================== unified (from filesystem) ========================
                                         'bitrate'  '32.0'
                                        'duration'  '169'
                                          'artist'  'Brother Bones'
                                     'text_people'  'Ben Bernie and His Orchestra/Kenneth Casey/Maceo Pinkard'
                                         'release'  'Music for Maniacs'
                                           'title'  'Sweet Georgia Brown'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['all', 'swing jazz', 'i should keep an eye on this one', 'awesome', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted;mi-whistling'
                                             'bpm'  '84.0'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '84.0'
'TCOM' (Composer)                                   'Ben Bernie and His Orchestra/Kenneth Casey/Maceo Pinkard'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-unsorted', 'mi-whistling']
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'Basic Hip Digital Oddio'
'TIT2' (Title/songname/content description)         'Sweet Georgia Brown'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Brother Bones'
'TPE2' (Band/orchestra/accompaniment)               'Brother Bones'
'TPOS' (Part of a set)                              '1/1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['all', 'swing jazz', 'i should keep an eye on this one', 'awesome', 'swing']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.18 dB'
'TXXX:replaygain_track_peak'                        '0.611637'

========================== row from database ==========================
                                              'id'  650261
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Brother Bones - sweet georgia brown.mp3
                                         'working'  None
                                         'bitrate'  32
                                    'duration_sec'  169
                                           'genre'  prerock-unsorted;mi-whistling
                                        'filesize'  679939
                                           'mtime'  1620527949
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs sweet georgia brown prerock unsorted;mi whistling
                                      'tag_artist'  Brother Bones
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  Sweet Georgia Brown
                                             'bpm'  84.0
                                    'search_title'  'brown':3 'georgia':2 'sweet':1
                                   'search_artist'  'bones':2 'brother':1
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'brown':5 'georgia':4 'maniacs':2 'mi':8,10 'music':1 'prerock':6 'sweet':3 'unsorted':7,9 'whistling':11
                                    'search_combo'  'bones':5B 'brother':4B 'brown':3A,13 'for':7C 'georgia':2A,12 'maniacs':8C,10 'mi':16,18 'music':6C,9 'prerock':14 'sweet':1A,11 'unsorted':15,17 'whistling':19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['all', 'swing jazz', 'i should keep an eye on this one', 'awesome', 'swing']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527949.0474365  (2021-05-09 04:39:09)
                             'size'  679939