def add_topic(repo: Repository):
"""Add hacktoberfest topic to the repo."""
topics_list = repo.get_topics()
if "hacktoberfest" not in topics_list:
topics_list.append("hacktoberfest")
repo.replace_topics(topics_list)
def remove_topic(repo: Repository):
"""Remove hacktoberfest topic from repo."""
topics_list = repo.get_topics()
if "hacktoberfest" in topics_list:
topics_list = [t for t in topics_list if t != "hacktoberfest"]
repo.replace_topics(topics_list)
