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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 get_series_episode(series_id, season, episode):
 """Get an episode of a series. :param int series_id: id of the series. :param int season: season number of the episode. :param int episode: episode number of the episode. :return: the episode data. :rtype: dict """

    result = tvdb_client.query_series_episodes(series_id, aired_season=season, aired_episode=episode)
    if result:
        return tvdb_client.get_episode(result['data'][0]['id'])