def get_shared_clusters(self):
    for item in self.targetClusters:
        if (type(item).__name__ == list):
            if (len(item) > 1):
                return item
            else:
                return None
        else:
            print()
def get_shared_clusters(self):
    for item in self.targetClusters:
        if (type(item).__name__ == list):
            if (len(item) > 1):
                return item
            else:
                return None
        else:
            print()