def get_seed_topics(topics, word2id):
    """ Creates seed topics dictionary for input into guidedlda.
        Args:
            topics = list, list of seed words for each topic
            word2id = dict, dictionary with word as key and unique id as value
        Returns:
            seed_topics = dict, input into TopicModler.fit() for guidedlda
    """
    seed_topics = {}
    for t_id, topic in enumerate(topics):
        for word in topic:
            seed_topics[word2id[word]] = t_id
    return seed_topics