======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '487'
                                          'artist'  'Joy Marquez'
                                     'text_people'  ''
                                         'release'  'Clean'
                                           'title'  'Be Free (Original Mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'q-syn-4', 'q-bass-3', 'q-busy-2', 'q-grit-2', "
 "'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['electronic', 'techno', '4 of 10 stars', 'tribal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2017'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '122'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'APIC: '                                            type PictureType.FISH (A bright coloured fish) b' '
                                     
'COMM::eng'                                         'Reviewed-Incomplete'
'POPM: '                                            POPM(email=' ', rating=153, count=0)
'TALB' (Album/Movie/Show title)                     'Clean'
'TBPM' (BPM (beats per minute))                     '122'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDOR' (Original release time)                      '2018-04-23'
'TDRC' (Recording time)                             '2017'
'TDRL' (Release time)                               '2018-04-23'
'TENC' (Encoded by)                                 'N/A'
'TIT2' (Title/songname/content description)         'Be Free (Original Mix)'
'TKEY' (Initial key)                                '7A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Joy Marquez'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'RPO Records'
'TRCK' (Track number/Position in set)               '1'
'TSRC' (ISRC (international standard recording code))  'US83Z1806370'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronic', 'techno', '4 of 10 stars', 'tribal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.80 dB'
'TXXX:replaygain_track_peak'                        '0.474332'
'UFID:http://www.beatport.com'                      UFID(owner='http://www.beatport.com', data=b'track-10436923')

========================== row from database ==========================
                                              'id'  1283518
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/Music - Clean/01-joy_marquez-be_free_(original_mix)-afo.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  487
                                           'genre'  electronic-th-techno
                                        'filesize'  19759375
                                           'mtime'  1620563803
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats Music 01 joy_marquez be_free_(original_mix) afo electronic th techno
                                      'tag_artist'  Joy Marquez
                                     'tag_release'  Clean
                                       'tag_title'  Be Free (Original Mix)
                                             'bpm'  122.0
                                    'search_title'  'be':1 'free':2 'mix':5,6 'original':3,4
                                   'search_artist'  'joy':1 'marquez':2
                                  'search_release'  'clean':1
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 'afo':17 'be':9,13 'beats':5 'electronic':18 'free':10,14 'harder':4 'house':3 'joy':7 'marquez':8 'mix':12,16 'music':6 'original':11,15 'techno':20 'th':19
                                    'search_combo'  '00poprockelectronic':10 '00techno':11 'afo':26 'be':1A,18,22 'beats':14 'clean':9C 'electronic':27 'free':2A,19,23 'harder':13 'house':12 'joy':7B,16 'marquez':8B,17 'mix':5A,6A,21,25 'music':15 'original':3A,4A,20,24 'techno':29 'th':28
                                    'tag_tracknum'  1
                                      'num_images'  2
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'techno', '4 of 10 stars', 'tribal']
                                        'tag_date'  2017
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620563802.9847775  (2021-05-09 14:36:42)
                             'size'  19759375