<pre>
======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '249'
                                          'artist'  'Toni Iordache'
                                     'text_people'  ''
                                         'release'  'Sounds From A Bygone Age · Vol.4'
                                           'title'  'Omul Bun N-are Noroc'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['romanian', 'cimbalom', 'balkan', 'romania', 'gypsy']"
                                     'discogstags'  "['folk, world, &amp; country', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  '14'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer'
                                             'bpm'  '124.6'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================<mutagen.mp3.MPEGInfo object at 0x7f95382f1280>

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''<br/>                                     <img style="width:150px" src="image?fid=731467"/>
'TALB' (Album/Movie/Show title)                     'Sounds From A Bygone Age · Vol.4'
'TBPM' (BPM (beats per minute))                     '124.6'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-gypsy or balkan or klezmer'
'TDRC' (Recording time)                             '2007'
'TIPL' (Involved people list)                       TIPL(encoding=&lt;Encoding.UTF16: 1&gt;, people=[['accordion', 'Buze Pane'], ['accordion', 'Bebe Șerban'], ['accordion', 'Nicu Bela'], ['violin', 'Mitică Chiru'], ['double bass', 'Ion Barbulea'], ['trumpet', 'Costel Vasilescu']])
'TIT2' (Title/songname/content description)         'Omul Bun N-are Noroc'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Toni Iordache'
'TPUB' (Publisher)                                  'Asphalt Tango Records'
'TRCK' (Track number/Position in set)               '08/14'
'TSRC' (ISRC (international standard recording code))  'CD-ATR1307'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['folk, world, &amp; country', 'folk']
'TXXX:lastfmtags'                                   ['romanian', 'cimbalom', 'balkan', 'romania', 'gypsy']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.68 dB'
'TXXX:replaygain_track_peak'                        '0.422158'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5f93269a-0ecf-4c09-b881-ea1bf8ae532d')

========================== row from database ==========================
                                              'id'  731467
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Sounds From A Bygone Age Vol.4 - 2007/08. Toni Iordache - Omul Bun N-are Noroc.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  249
                                           'genre'  loc-style-gypsy or balkan or klezmer
                                        'filesize'  8020292
                                           'mtime'  1620579623
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 2007 08. loc style gypsy balkan klezmer
                                      'tag_artist'  Toni Iordache
                                     'tag_release'  Sounds From A Bygone Age · Vol.4
                                       'tag_title'  Omul Bun N-are Noroc
                                             'bpm'  124.6
                                    'search_title'  'are':4 'bun':2 'n':3 'nare':5 'noroc':6 'omul':1
                                   'search_artist'  'iordache':2 'toni':1
                                  'search_release'  '4':7 'a':3 'age':5 'bygone':4 'from':2 'sounds':1 'vol':6 'vol4':8
                                     'search_rest'  '08':2,3 '2007':1 'balkan':7 'gypsy':6 'klezmer':8 'loc':4 'style':5
                                    'search_combo'  '08':18,19 '2007':17 '4':15C 'a':11C 'age':13C 'are':4A 'balkan':23 'bun':2A 'bygone':12C 'from':10C 'gypsy':22 'iordache':8B 'klezmer':24 'loc':20 'n':3A 'nare':5A 'noroc':6A 'omul':1A 'sounds':9C 'style':21 'toni':7B 'vol':14C 'vol4':16C
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['romanian', 'cimbalom', 'balkan', 'romania', 'gypsy']
                                        'tag_date'  2007
                                     'discogstags'  ['folk, world, & country', 'folk']

============================== file details ==============================
                                           'mtime'  1620579622.5444813  (2021-05-09 19:00:22)
                             'size'  8020292