code: def hash(self):
          '''
          :rtype: int
          :return: hash of the field
          '''
          if self._hash is None:
              self._initialize()
              self._hash = khash(type(self).__name__, self._default_value, self._fuzzable)
          return self._hasf hash(self):
          '''
          :rtype: int
          :return: hash of the field
          '''
          if self._hash is None:
              self._initialize()
              self._hash = khash(type(self).__name__, self._default_value, self._fuzzable)
          return self._hash
docs: :rtype: int
          :return: hash of the field