code: def hash(self):
          '''
          :rtype: int
          :return: hash of the field
          '''
          hashed = super(_LibraryBitField, self).hash()
          return khash(hashed, self._length, self._signed, self._min_value, self._max_valuef hash(self):
          '''
          :rtype: int
          :return: hash of the field
          '''
          hashed = super(_LibraryBitField, self).hash()
          return khash(hashed, self._length, self._signed, self._min_value, self._max_value)
docs: :rtype: int
          :return: hash of the field