code: def setUp(self):
      alg1 = TestAlgorithm()
      alg2 = TestAlgorithm()
      self.agent1 = AgentBase(alg1)
      self.agent2 = AgentBase(alg2)
  
file_path: PARL/parl/core/tests/agent_base_test.py
imports: import unittest
  from parl.core.model_base import ModelBase
  from parl.core.algorithm_base import AlgorithmBase
  from parl.core.agent_base import AgentBase
label_desc: Use image node_id 1 for calling the AgentBaseTest obj's underlying member method code with example usage: obj.setUp() without return types