def check_is_not_repeated(self, clustering, all_clusterings):
        for other_clustering in all_clusterings:
            if clustering == all_clusterings[other_clustering]:
                return [{"reason":"EQUAL_TO_OTHER_CLUSTERING","data":{"id":other_clustering}}]
        return []
Checks that the clustering is not repeated again in the clustering list. Clusterings are 
dataset/ETHPy150Open victor-gil-sepulveda/pyProCT/pyproct/clustering/filtering/clusteringFilter.py/ClusteringFilter.check_is_not_repeated