class_docstr: A decision tree node.
class_docstr_tok: ["A","decision","tree","node","."]
imports: import numpy
  import ray
  from sklearn import datasets, metrics
  import time
  import tempfile
  import os
  import json
label_desc: Use image node_id 3 for calling the Node obj's underlying member method code with example usage: obj._debug_aux(feature_names, class_names, show_details, root) and returns: lines,  unknown,  unknown,  middle, lines,  width,  height,  middle