======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '229'
                                          'artist'  'Sarah Slean'
                                     'text_people'  'Sarah Slean'
                                         'release'  'Day One'
                                           'title'  'Mary'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'Q-PLAY-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-2', 'q-other-2', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'piano', 'canadian', 'female vocalists', 'singer songwriter']"
                                     'discogstags'  "['pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '11'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '122.068'
                                             'key'  '1A'
                                        'acoustid'  '10f6aa52-a38e-4914-915d-648164ea3d9f'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Day One'
'TBPM' (BPM (beats per minute))                     '122.068'
'TCOM' (Composer)                                   'Sarah Slean'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-10-26'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Dan Kurtz'], ['producer', 'Pete Prilesnik'], ['producer', 'Sarah Slean'], ['engineer', 'Pete Prilesnik'], ['engineer', 'Walid Farah'], ['engineer', 'John Nazario'], ['engineer', 'Chris Shreenan-Dyck'], ['engineer', 'Eric Ratz'], ['engineer', 'Kenny Luong'], ['mix', 'Eric Ratz']])
'TIT2' (Title/songname/content description)         'Mary'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Sarah Slean'
'TPE2' (Band/orchestra/accompaniment)               'Sarah Slean'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'wea'
'TRCK' (Track number/Position in set)               '3/11'
'TSO2'                                              'Slean, Sarah'
'TSOP' (Performer sort order)                       'Slean, Sarah'
'TSRC' (ISRC (international standard recording code))  'CAW110402348'
'TXXX:ASIN'                                         'B0002XVKL8'
'TXXX:Acoustid Id'                                  '10f6aa52-a38e-4914-915d-648164ea3d9f'
'TXXX:BARCODE'                                      '825646181025'
'TXXX:CATALOGNUMBER'                                '2 61810'
'TXXX:MusicBrainz Album Artist Id'                  'ca6fb0de-336f-4bd9-adf1-ce8eebaa7fe1'
'TXXX:MusicBrainz Album Id'                         'ffbedbb8-8850-4981-bcdc-abcc6d941eab'
'TXXX:MusicBrainz Album Release Country'            'CA'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ca6fb0de-336f-4bd9-adf1-ce8eebaa7fe1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'pop'
'TXXX:lastfmtags'                                   ['indie', 'piano', 'canadian', 'female vocalists', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.02 dB'
'TXXX:replaygain_track_peak'                        '0.385407'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a5385e4d-7ddc-4a15-959d-f88a6762629c')

========================== row from database ==========================
                                              'id'  843485
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Sarah Slean/mary.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  229
                                           'genre'  ifs-songwriter
                                        'filesize'  9201296
                                           'mtime'  1637330609
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos mary ifs songwriter
                                      'tag_artist'  Sarah Slean
                                     'tag_release'  Day One
                                       'tag_title'  Mary
                                             'bpm'  122.068
                                    'search_title'  'mary':1
                                   'search_artist'  'sarah':1 'slean':2
                                  'search_release'  'day':1 'one':2
                                     'search_rest'  '00singer':1 'eos':3 'ifs':5 'mary':4 'songwriter':2
                                    'search_combo'  '00singer':6 'day':4C 'eos':8 'ifs':10 'mary':1A,9 'one':5C 'sarah':2B 'slean':3B 'songwriter':7
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'piano', 'canadian', 'female vocalists', 'singer songwriter']
                                        'tag_date'  2004
                                     'discogstags'  ['pop']

============================== file details ==============================
                                           'mtime'  1637330609.4371445  (2021-11-19 15:03:29)
                             'size'  9201296