Create or edit a highlight.

        :param id: Result ID as an int.
        :param seq: TestResult sequence ID as an int.
        :param resource: :class:`highlights.Highlight <highlights.Highlight>` object
        :return: :class:`highlights.Highlight <highlights.Highlight>` object
        :rtype: highlights.Highlight

def create_or_edit(self, id, seq, resource): # pylint: disable=invalid-name,redefined-builtin
        """Create or edit a highlight.

        :param id: Result ID as an int.
        :param seq: TestResult sequence ID as an int.
        :param resource: :class:`highlights.Highlight <highlights.Highlight>` object
        :return: :class:`highlights.Highlight <highlights.Highlight>` object
        :rtype: highlights.Highlight
        """
        schema = HighlightSchema(exclude=('id', 'seq'))
        json = self.service.encode(schema, resource)

        schema = HighlightSchema()
        resp = self.service.edit(self._base(id, seq), resource.line, json)
        return self.service.decode(schema, resp)