======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '400'
                                          'artist'  'Electric Moonlight'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Waiting for You (Latin Chill Mix)'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['chillout', 'relax', 'radio horyzont']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '119.9'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.FILE_ICON (32x32 pixels file icon) b''
                                     
'TBPM' (BPM (beats per minute))                     '119.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TIT2' (Title/songname/content description)         'Waiting for You (Latin Chill Mix)'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Electric Moonlight'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['chillout', 'relax', 'radio horyzont']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.66 dB'
'TXXX:replaygain_track_peak'                        '0.715132'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'www.htrk.net')

========================== row from database ==========================
                                              'id'  1312182
                                            'path'  /data/Music/Bulk/00poprockelectronic/deep house/Electric Moonlight - Waiting for You Latin Chill Mix-www.htrk.net.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  400
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  16026591
                                           'mtime'  1621085293
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic deep house www.htrk.net electronic th techno minimal deephouse
                                      'tag_artist'  Electric Moonlight
                                     'tag_release'  None
                                       'tag_title'  Waiting for You (Latin Chill Mix)
                                             'bpm'  119.9
                                    'search_title'  'chill':6 'for':2 'latin':4,5 'mix':7,8 'waiting':1 'you':3
                                   'search_artist'  'electric':1 'moonlight':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'deep':2 'deephouse':12 'electronic':8 'house':3 'htrk':5 'minimal':11 'net':6 'techno':10 'th':9 'www':4 'wwwhtrknet':7
                                    'search_combo'  '00poprockelectronic':11 'chill':6A 'deep':12 'deephouse':22 'electric':9B 'electronic':18 'for':2A 'house':13 'htrk':15 'latin':4A,5A 'minimal':21 'mix':7A,8A 'moonlight':10B 'net':16 'techno':20 'th':19 'waiting':1A 'www':14 'wwwhtrknet':17 'you':3A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['chillout', 'relax', 'radio horyzont']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621085293.2439256  (2021-05-15 15:28:13)
                             'size'  16026591