class_docstr: DataVisualizer contains the data for a pipeline from one or several execution(s).
class_docstr_tok: ["DataVisualizer","contains","the","data","for","a","pipeline","from","one","or","several","execution","(","s",")","."]
code: def nodes(self):
      return list(self._visualizers[0].nodes)
  
imports: import re
  from typing import Dict, Any, List
  from towhee.utils.log import engine_log
label_desc: Use image node_id 6 for calling the DataVisualizer obj's underlying member method code with example usage: obj.nodes() and returns: list