======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '200'
                                          'artist'  "Rida Caire avec accomp. d'Orchestre, dir. Legrand"
                                     'text_people'  'Paul Durand / Jean Rodor'
                                         'release'  'tango in europe'
                                           'title'  "Dis-moi que tu m'aimes (Tell me that you love me)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1936'
                                        'comments'  ''
                                           'genre'  'loc-style-tango or milonga'
                                             'bpm'  '118.428'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'tango in europe'
'TBPM' (BPM (beats per minute))                     '118.428'
'TCOM' (Composer)                                   'Paul Durand / Jean Rodor'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-tango or milonga'
'TDRC' (Recording time)                             '1936'
'TIT2' (Title/songname/content description)         "Dis-moi que tu m'aimes (Tell me that you love me)"
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               "Rida Caire avec accomp. d'Orchestre, dir. Legrand"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.55 dB'
'TXXX:replaygain_track_peak'                        '0.562006'

========================== row from database ==========================
                                              'id'  1497909
                                            'path'  /data/Music/Bulk/00localcharacter/tango in europe (various)/Réda Caire - Dis-moi que tu m_aimes (1936).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  200
                                           'genre'  loc-style-tango or milonga
                                        'filesize'  3213646
                                           'mtime'  1620528495
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter (various) Réda m_aimes (1936) loc style or milonga
                                      'tag_artist'  Rida Caire avec accomp. d'Orchestre, dir. Legrand
                                     'tag_release'  tango in europe
                                       'tag_title'  Dis-moi que tu m'aimes (Tell me that you love me)
                                             'bpm'  118.428
                                    'search_title'  'aimes':7 'dis':1 'dismoi':3 'love':14 'm':6 'maimes':8 'me':11,15 'moi':2 'que':4 'tell':9,10 'that':12 'tu':5 'you':13
                                   'search_artist'  'accomp':4,5 'avec':3 'caire':2 'd':6 'dir':9,10 'dorchestre':8 'legrand':11 'orchestre':7 'rida':1
                                  'search_release'  'europe':3 'in':2 'tango':1
                                     'search_rest'  '1936':7,8 'aimes':6 'loc':9 'm':5 'milonga':12 'or':11 'reda':3,4 'style':10 'various':1,2
                                    'search_combo'  '1936':36,37 'accomp':19B,20B 'aimes':7A,35 'avec':18B 'caire':17B 'd':21B 'dir':24B,25B 'dis':1A 'dismoi':3A 'dorchestre':23B 'europe':29C 'in':28C 'legrand':26B 'loc':38 'love':14A 'm':6A,34 'maimes':8A 'me':11A,15A 'milonga':41 'moi':2A 'or':40 'orchestre':22B 'que':4A 'reda':32,33 'rida':16B 'style':39 'tango':27C 'tell':9A,10A 'that':12A 'tu':5A 'various':30,31 'you':13A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1936
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528495.374775  (2021-05-09 04:48:15)
                             'size'  3213646