code: def test_planner(self):
      self.run_planner()
  
imports: import os
  import unittest
  from monailabel.datastore.local import LocalDatastore
  from monailabel.utils.others.planner import HeuristicPlanner
label_desc: Use image node_id 2 for calling the TestPlanner obj's underlying member method code with example usage: obj.test_planner() without return types