code: def from_bytes(cls, bitstream):
          '''
          Parse the given record and update properties accordingly
          '''
          record = cls()
  
          # Convert to ConstBitStream (if not already provided)
          if not isinstance(bitstream, ConstBitStream):
              if isinstance(bitstream, Bits):
                  bitstream = ConstBitStream(auto=bitstream)
              else:
                  bitstream = ConstBitStream(bytes=bitstream)
  
          # Read the priorities and weights
          (record.priority, record.weight, record.m_priority,
           record.m_weight) = bitstream.readlist('4*uint:8')
  
          # Read over unused flags
          record._reserved1 = bitstream.read(13)
  
          # Read the flags
          (record.local,
           record.probed_locator,
           record.reachable) = bitstream.readlist('3*bool')
  
          # Read the locator
          record.address = read_afi_address_from_bitstream(bitstream)
  
          # Verify that the properties make sense
          record.sanitize()
  
          return recorf from_bytes(cls, bitstream):
          '''
          Parse the given record and update properties accordingly
          '''
          record = cls()
  
          # Convert to ConstBitStream (if not already provided)
          if not isinstance(bitstream, ConstBitStream):
              if isinstance(bitstream, Bits):
                  bitstream = ConstBitStream(auto=bitstream)
              else:
                  bitstream = ConstBitStream(bytes=bitstream)
  
          # Read the priorities and weights
          (record.priority, record.weight, record.m_priority,
           record.m_weight) = bitstream.readlist('4*uint:8')
  
          # Read over unused flags
          record._reserved1 = bitstream.read(13)
  
          # Read the flags
          (record.local,
           record.probed_locator,
           record.reachable) = bitstream.readlist('3*bool')
  
          # Read the locator
          record.address = read_afi_address_from_bitstream(bitstream)
  
          # Verify that the properties make sense
          record.sanitize()
  
          return record
docs: Parse the given record and update properties accordingly