======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '352'
                                          'artist'  'Cowboy Junkies'
                                     'text_people'  'Michael Timmins'
                                         'release'  'One Soul Now'
                                           'title'  'Simon Keeper'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-1', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'female vocalists', 'alternative', 'alt country', 'canadian']"
                                     'discogstags'  "['rock', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '10'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country'
                                             'bpm'  '136.001'
                                             'key'  '7A'
                                        'acoustid'  'c67d9fa5-0f63-4f4a-99b5-38587804fc3d'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'One Soul Now'
'TBPM' (BPM (beats per minute))                     '136.001'
'TCOM' (Composer)                                   'Michael Timmins'
'TCON' (Content type, a.k.a. Genre)                 'loc-namerica-country'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-05-31'
'TIT2' (Title/songname/content description)         'Simon Keeper'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Cowboy Junkies'
'TPE2' (Band/orchestra/accompaniment)               'Cowboy Junkies'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Cooking Vinyl'
'TRCK' (Track number/Position in set)               '9/10'
'TSO2'                                              'Cowboy Junkies'
'TSOP' (Performer sort order)                       'Cowboy Junkies'
'TSRC' (ISRC (international standard recording code))  'CAC480400019'
'TXXX:ASIN'                                         'B0001W2ZXC'
'TXXX:Acoustid Id'                                  'c67d9fa5-0f63-4f4a-99b5-38587804fc3d'
'TXXX:BARCODE'                                      '711297469684'
'TXXX:CATALOGNUMBER'                                'COOKCD296'
'TXXX:MusicBrainz Album Artist Id'                  'b52211f1-49a2-4cd2-8535-dd1ba37ea90b'
'TXXX:MusicBrainz Album Id'                         'd929ba63-340d-401e-b801-10ba4cc60488'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b52211f1-49a2-4cd2-8535-dd1ba37ea90b'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'pop rock']
'TXXX:lastfmtags'                                   ['indie', 'female vocalists', 'alternative', 'alt country', 'canadian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.87 dB'
'TXXX:replaygain_track_peak'                        '0.608155'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ba5000b4-820d-4729-ba7a-b8e02eac68b8')

========================== row from database ==========================
                                              'id'  734291
                                            'path'  /data/Music/Bulk/00localcharacter/cowboy junkies - 2004 - one soul now/simon keeper.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  352
                                           'genre'  loc-namerica-country
                                        'filesize'  14155484
                                           'mtime'  1621629911
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter cowboy junkies 2004 one soul now simon keeper loc namerica country
                                      'tag_artist'  Cowboy Junkies
                                     'tag_release'  One Soul Now
                                       'tag_title'  Simon Keeper
                                             'bpm'  136.001
                                    'search_title'  'keeper':2 'simon':1
                                   'search_artist'  'cowboy':1 'junkies':2
                                  'search_release'  'now':3 'one':1 'soul':2
                                     'search_rest'  '2004':3 'country':11 'cowboy':1 'junkies':2 'keeper':8 'loc':9 'namerica':10 'now':6 'one':4 'simon':7 'soul':5
                                    'search_combo'  '2004':10 'country':18 'cowboy':3B,8 'junkies':4B,9 'keeper':2A,15 'loc':16 'namerica':17 'now':7C,13 'one':5C,11 'simon':1A,14 'soul':6C,12
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'female vocalists', 'alternative', 'alt country', 'canadian']
                                        'tag_date'  2004
                                     'discogstags'  ['rock', 'pop rock']

============================== file details ==============================
                                           'mtime'  1621629911.2977955  (2021-05-21 22:45:11)
                             'size'  14155484