code: def add_album_art(file_name, album_art):
      
  
      img = requests.get(album_art, stream=True)  # Gets album art from url
      img = img.raw
  
      audio = EasyMP3(file_name, ID3=ID3)
  
      try:
          audio.add_tags()
      except _util.error:
          pass
  
      audio.tags.add(
          APIC(
              encoding=3,  # UTF-8
              mime='image/png',
              type=3,  # 3 is for album art
              desc='Cover',
              data=img.read()  # Reads and adds album art
          )
      )
      audio.save()
  
      return album_art
docs: Add album_art in .mp3's tags