docs: def exclude(self, minimum_address, maximum_address):
          """Exclude given range and keep the rest.
  
          `minimum_address` is the first word address to exclude
          (including).
  
          `maximum_address` is the last word address to exclude
          (excluding).
  
          """
  
          if maximum_address < minimum_address:
              raise Error('bad address range')
  
          minimum_address *= self.word_size_bytes
          maximum_address *= self.word_size_bytes
          self._segments.remove(minimum_address, maximum_address)