======================== unified (from filesystem) ========================
                                         'bitrate'  '258.268'
                                        'duration'  '480'
                                          'artist'  'Helen'
                                     'text_people'  ''
                                         'release'  'Italo'
                                           'title'  'I Love You (12inch Version)'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['indie', 'shoegaze', 'dream pop', 'noise pop']"
                                     'discogstags'  "['folk, world, & country', 'canzone napoletana']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '121.6'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Italo'
'TBPM' (BPM (beats per minute))                     '121.6'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2014'
'TIT2' (Title/songname/content description)         'I Love You (12inch Version)'
'TKEY' (Initial key)                                '9A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Helen'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['folk, world, & country', 'canzone napoletana']
'TXXX:lastfmtags'                                   ['indie', 'shoegaze', 'dream pop', 'noise pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.19 dB'
'TXXX:replaygain_track_peak'                        '0.512957'

========================== row from database ==========================
                                              'id'  1301159
                                            'path'  /data/Music/Bulk/00poprockelectronic/Italo/Helen - I Love You (12inch Version).mp3
                                         'working'  None
                                         'bitrate'  258
                                    'duration_sec'  480
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  15501418
                                           'mtime'  1620570013
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic we disco or italo
                                      'tag_artist'  Helen
                                     'tag_release'  Italo
                                       'tag_title'  I Love You (12inch Version)
                                             'bpm'  121.6
                                    'search_title'  '12inch':4,5 'i':1 'love':2 'version':6,7 'you':3
                                   'search_artist'  'helen':1
                                  'search_release'  'italo':1
                                     'search_rest'  '00poprockelectronic':1 'disco':4 'electronic':2 'italo':6 'or':5 'we':3
                                    'search_combo'  '00poprockelectronic':10 '12inch':4A,5A 'disco':13 'electronic':11 'helen':8B 'i':1A 'italo':9C,15 'love':2A 'or':14 'version':6A,7A 'we':12 'you':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-1', 'Q-HAP-4', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['indie', 'shoegaze', 'dream pop', 'noise pop']
                                        'tag_date'  2014
                                     'discogstags'  ['folk, world, & country', 'canzone napoletana']

============================== file details ==============================
                                           'mtime'  1620570012.553831  (2021-05-09 16:20:12)
                             'size'  15501418