code: def setUp(self):
      super(ActionSpaceWalkerTest, self).setUp()
      self.world = FakeWorldWithAssertions()
      self.walker = ActionSpaceWalker(self.world, max_path_length=10)
  
file_path: magnitude/pymagnitude/third_party/allennlp/tests/semparse/action_space_walker_test.py
imports: from __future__ import absolute_import
  from nltk.sem.logic import TRUTH_TYPE
  from allennlp.common.testing import AllenNlpTestCase
  from allennlp.semparse.worlds.world import World
  from allennlp.semparse import ActionSpaceWalker
label_desc: Use image node_id 1 for calling the ActionSpaceWalkerTest obj's underlying member method code with example usage: obj.setUp() without return types