======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '180'
                                          'artist'  'Billy Ocean'
                                     'text_people'  ''
                                         'release'  '100 Hits: Feeling Good'
                                           'title'  'When the Going Gets Tough, The Tough Get Going'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'dance', 'soul', 'pop', 'loverboy']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '100'
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '122.215'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:Google/StoreId:Tpjvgoeyr2ot4ioilp5wnon34k4'   PRIV(owner='Google/StoreId', data=b'Tpjvgoeyr2ot4ioilp5wnon34k4')
'PRIV:Google/StoreLabelCode:PADPIDA2012041004F'     PRIV(owner='Google/StoreLabelCode', data=b'PADPIDA2012041004F')
'TALB' (Album/Movie/Show title)                     '100 Hits: Feeling Good'
'TBPM' (BPM (beats per minute))                     '122.215'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TCOP' (Copyright message)                          '(c) 2017 100 Hits'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'When the Going Gets Tough, The Tough Get Going'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Billy Ocean'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '7/100'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'dance', 'soul', 'pop', 'loverboy']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.50 dB'
'TXXX:replaygain_track_peak'                        '0.500794'

========================== row from database ==========================
                                              'id'  1349751
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/375-A Billy Ocean - When The Going Gets Tough, The Tough Get Going (single version).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  180
                                           'genre'  funk or soul
                                        'filesize'  7329792
                                           'mtime'  1621695987
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 375 A (single version) funk or soul
                                      'tag_artist'  Billy Ocean
                                     'tag_release'  100 Hits: Feeling Good
                                       'tag_title'  When the Going Gets Tough, The Tough Get Going
                                             'bpm'  122.215
                                    'search_title'  'get':7 'gets':4 'going':3 'the':2 'tough':5,6 'when':1
                                   'search_artist'  'billy':1 'ocean':2
                                  'search_release'  '100':1 'feeling':4 'good':5 'hits':2,3
                                     'search_rest'  '00poprockelectronic':1 '1985':2 '375':4 'a':5 'complete':3 'funk':10 'or':11 'single':6,7 'soul':12 'version':8,9
                                    'search_combo'  '00poprockelectronic':15 '100':10C '1985':16 '375':18 'a':19 'billy':8B 'complete':17 'feeling':13C 'funk':24 'get':7A 'gets':4A 'going':3A 'good':14C 'hits':11C,12C 'ocean':9B 'or':25 'single':20,21 'soul':26 'the':2A 'tough':5A,6A 'version':22,23 'when':1A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'dance', 'soul', 'pop', 'loverboy']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695987.0907013  (2021-05-22 17:06:27)
                             'size'  7329792