code: def read(self, device=None, offset=0, bs=None, count=1):
          
          volume = self.get_volume(device)
          block_size = bs or BLOCK_SIZE
  
          offset = int(offset) * block_size
          count = int(count)
          print("Offset: ", offset)
  
          total = 0
          with directio.open(volume['path'], buffered=block_size) as file:
              file.seek(offset)
              for i in range(0, count):
                  total += os.write(sys.stdout.fileno(), file.read(block_size))
          os.write(sys.stdout.fileno(), "\nRead: %d Bytes\n" % total)
docs: Using DIRECT_O read from the block device specified to stdout
          (Without any optional arguments will read the first 4k from the device)