======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '198'
                                          'artist'  'Becho Eizmendi'
                                     'text_people'  ''
                                         'release'  'french tanguerooo'
                                           'title'  'Organito De La Tarde'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-style-tango or milonga'
                                             'bpm'  '119.124'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'french tanguerooo'
'TBPM' (BPM (beats per minute))                     '119.124'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-tango or milonga'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Organito De La Tarde'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Becho Eizmendi'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Engineer'                                     'Maracana  '
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+3.21 dB'
'TXXX:replaygain_track_peak'                        '0.404966'

========================== row from database ==========================
                                              'id'  926425
                                            'path'  /data/Music/Bulk/00localcharacter/french tanguerooo/becho eizmendi - organito de la tarde.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  198
                                           'genre'  loc-style-tango or milonga
                                        'filesize'  3173752
                                           'mtime'  1620528292
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter becho eizmendi organito la tarde loc style tango or milonga
                                      'tag_artist'  Becho Eizmendi
                                     'tag_release'  french tanguerooo
                                       'tag_title'  Organito De La Tarde
                                             'bpm'  119.124
                                    'search_title'  'de':2 'la':3 'organito':1 'tarde':4
                                   'search_artist'  'becho':1 'eizmendi':2
                                  'search_release'  'french':1 'tanguerooo':2
                                     'search_rest'  'becho':1 'eizmendi':2 'la':4 'loc':6 'milonga':10 'or':9 'organito':3 'style':7 'tango':8 'tarde':5
                                    'search_combo'  'becho':5B,9 'de':2A 'eizmendi':6B,10 'french':7C 'la':3A,12 'loc':14 'milonga':18 'or':17 'organito':1A,11 'style':15 'tango':16 'tanguerooo':8C 'tarde':4A,13
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528292.0676143  (2021-05-09 04:44:52)
                             'size'  3173752