code: def hash(self):
          '''
          :rtype: int
          :return: hash of the container
          '''
          hashed = super(ForEach, self).hash()
          return khash(hashed + self._mutated_field.hash()f hash(self):
          '''
          :rtype: int
          :return: hash of the container
          '''
          hashed = super(ForEach, self).hash()
          return khash(hashed + self._mutated_field.hash())
docs: :rtype: int
          :return: hash of the container