docstr: Args:
      cluster: cluster to merge this cluster with
docstr_tok: ["Args",":","cluster",":","cluster","to","merge","this","cluster","with"]
code: def merge_clusters(self, cluster) -> None:
      """
      Args:
          cluster: cluster to merge this cluster with
      """
      for mention in cluster.mentions:
          mention.predicted_coref_chain = self.coref_chain
  
      self.mentions.extend(cluster.mentions)
      self.cluster_strings.extend(cluster.cluster_strings)
      self.mentions_corefs.update(cluster.mentions_corefs)
  
file_path: nlp-architect/nlp_architect/common/cdc/cluster.py
imports: from typing import List
  from nlp_architect.common.cdc.mention_data import MentionData
label_desc: Use image node_id 4 for calling the Cluster obj's underlying member method code with example usage: obj.merge_clusters(cluster) without return types