======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '246'
                                          'artist'  'Lakeside'
                                     'text_people'  'Fred Alexander, Jr./Jimmy Lewis/Tiemeyer McCain'
                                         'release'  'Shot of Love'
                                           'title'  'Hold on Tight'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rnb', '70s', 'soul', 'funk', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '1978'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '94.1'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'PRIV:WM/WMCollectionID:µ¢\x80i23~N\x85¼Ûöi\x15¿'  PRIV(owner='WM/WMCollectionID', data=b'\xb5\xa2\x80i23~N\x85\xbc\xdb\xf6i\x15\xc2\xbf')
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'TALB' (Album/Movie/Show title)                     'Shot of Love'
'TBPM' (BPM (beats per minute))                     '94.1'
'TCOM' (Composer)                                   'Fred Alexander, Jr./Jimmy Lewis/Tiemeyer McCain'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TDRC' (Recording time)                             '1978'
'TIT2' (Title/songname/content description)         'Hold on Tight'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lakeside'
'TPE2' (Band/orchestra/accompaniment)               'Lakeside'
'TPUB' (Publisher)                                  'Unidisc Records'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rnb', '70s', 'soul', 'funk', 'disco']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.75 dB'
'TXXX:replaygain_track_peak'                        '0.625382'

========================== row from database ==========================
                                              'id'  1113701
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/lakeside - 1977 shot of love/a2 - lakeside - hold on tight.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  246
                                           'genre'  funk or soul-funk
                                        'filesize'  5937024
                                           'mtime'  1620665733
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul lakeside 1977 shot love a2 lakeside hold tight funk or soul funk
                                      'tag_artist'  Lakeside
                                     'tag_release'  Shot of Love
                                       'tag_title'  Hold on Tight
                                             'bpm'  94.1
                                    'search_title'  'hold':1 'on':2 'tight':3
                                   'search_artist'  'lakeside':1
                                  'search_release'  'love':3 'of':2 'shot':1
                                     'search_rest'  '1977':5 'a2':8 'funk':2 'hold':9 'lakeside':4 'love':7 'or':11 'shot':6 'soul':3 'swing':1 'tight':10
                                    'search_combo'  '1977':12 'a2':15 'funk':9 'hold':1A,16 'lakeside':4B,11 'love':7C,14 'of':6C 'on':2A 'or':18 'shot':5C,13 'soul':10 'swing':8 'tight':3A,17
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rnb', '70s', 'soul', 'funk', 'disco']
                                        'tag_date'  1978
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620665733.4678836  (2021-05-10 18:55:33)
                             'size'  5937024