docstr: Remove all clusters that were already merged with other clusters
docstr_tok: ["Remove","all","clusters","that","were","already","merged","with","other","clusters"]
code: def clean_clusters(self) -> None:
      """
      Remove all clusters that were already merged with other clusters
      """
  
      self.clusters_list = [
          cluster
          for cluster in self.clusters_list
          if not cluster.merged
      ]
  
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 3 for calling the Clusters obj's underlying member method code with example usage: obj.clean_clusters() without return types