code: def test_get_and_set_weights_between_agents(self):
      expected_dict = {
          "model1": -1,
          "model2": -2,
          "model_list1": [-3],
          "model_list2": [-4, -5],
          "model_dict1": {"k1": -6},
          "model_dict2": {"k1": -7, "k2": -8},
      }
      self.agent1.set_weights(expected_dict)
      new_weights = self.agent1.get_weights()
  
      self.agent2.set_weights(new_weights)
      self.assertDictEqual(self.agent2.get_weights(), expected_dict)
  
imports: import unittest
  import parl
label_desc: Use image node_id 4 for calling the AgentBaseTest obj's underlying member method code with example usage: obj.test_get_and_set_weights_between_agents() without return types