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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def to_dict(self):
 """Dump season to a dictionary. :return: Season dictionary :rtype: :class:`~python:dict` """


        result = self.to_identifier()

        result.update({
            'ids': dict([
                (key, value) for (key, value) in self.keys[1:]  # NOTE: keys[0] is the season identifier
            ])
        })

        if self.rating:
            result['rating'] = self.rating.value
            result['rated_at'] = to_iso8601_datetime(self.rating.timestamp)

        result['in_watchlist'] = self.in_watchlist if self.in_watchlist is not None else 0

        # Extended Info
        if self.first_aired:
            result['first_aired'] = to_iso8601_datetime(self.first_aired)

        if self.episode_count:
            result['episode_count'] = self.episode_count

        if self.aired_episodes:
            result['aired_episodes'] = self.aired_episodes

        return result