======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '390'
                                          'artist'  'David Penn, The Cube Guys'
                                     'text_people'  ''
                                         'release'  'Clean'
                                           'title'  'Ah Feel Like Ahcid (Original Mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'q-syn-4', 'q-bass-4', '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'  "['house', 'techno', 'electro house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '123'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'COMM::eng'                                         'Reviewed'
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'POPM: '                                            POPM(email=' ', rating=204, count=0)
'TALB' (Album/Movie/Show title)                     'Clean'
'TBPM' (BPM (beats per minute))                     '123'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDOR' (Original release time)                      '2018-03-26'
'TDRC' (Recording time)                             '2015'
'TDRL' (Release time)                               '2018-03-26'
'TIT1' (Content group description)                  'Energy 6'
'TIT2' (Title/songname/content description)         'Ah Feel Like Ahcid (Original Mix)'
'TKEY' (Initial key)                                '8A'
'TMOO' (Mood)                                       "Housey, Funky, Driving, Chuggin', Uplifting"
'TPE1' (Lead performer(s)/Soloist(s))               'David Penn, The Cube Guys'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Cube Recordings'
'TSRC' (ISRC (international standard recording code))  'ITBQ61800039'
'TXXX:EnergyLevel'                                  '6'
'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:lastfmtags'                                   ['house', 'techno', 'electro house']
'TXXX:q-bass'                                       '4'
'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'                        '-1.44 dB'
'TXXX:replaygain_track_peak'                        '0.424653'
'UFID:http://www.beatport.com'                      UFID(owner='http://www.beatport.com', data=b'track-10354869')

========================== row from database ==========================
                                              'id'  1284049
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/Music - Clean/David Penn, The Cube Guys - Ah Feel Like Ahcid (Original Mix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  390
                                           'genre'  electronic-th-techno
                                        'filesize'  16039754
                                           'mtime'  1620563977
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats Music electronic th techno
                                      'tag_artist'  David Penn, The Cube Guys
                                     'tag_release'  Clean
                                       'tag_title'  Ah Feel Like Ahcid (Original Mix)
                                             'bpm'  123.0
                                    'search_title'  'ah':1 'ahcid':4 'feel':2 'like':3 'mix':7,8 'original':5,6
                                   'search_artist'  'cube':5 'david':1 'guys':6 'penn':2,3 'the':4
                                  'search_release'  'clean':1
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 'beats':5 'electronic':7 'harder':4 'house':3 'music':6 'techno':9 'th':8
                                    'search_combo'  '00poprockelectronic':16 '00techno':17 'ah':1A 'ahcid':4A 'beats':20 'clean':15C 'cube':13B 'david':9B 'electronic':22 'feel':2A 'guys':14B 'harder':19 'house':18 'like':3A 'mix':7A,8A 'music':21 'original':5A,6A 'penn':10B,11B 'techno':24 'th':23 'the':12B
                                    'tag_tracknum'  None
                                      'num_images'  2
                                             'key'  8A
                                           '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-4', 'q-grit-2']
                                      'lastfmtags'  ['house', 'techno', 'electro house']
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620563977.364725  (2021-05-09 14:39:37)
                             'size'  16039754