def METHOD_NAME(self, clusters: List[int]):
    """
    Merges provided clusters.
    :param clusters: List of clusters to merge.
    """
    clusters = list(set(clusters))
    clusters.sort(key=lambda x: self.get_cluster_by_id(x).importance)
    for cluster_id in clusters[:-1]:
        self.merge_clusters(clusters[-1], cluster_id)