code: def __init__(self):
      self.model1 = MockModel(1, model_id="id1")
      self.model2 = MockModel(2, model_id="id2")
      self.model_list1 = (-1, MockModel(3, model_id="id3"))
      self.model_list2 = [
          MockModel(4, model_id="id4"),
          MockModel(5, model_id="id5"),
      ]
      self.model_dict1 = {"k1": MockModel(6, model_id="id6"), "k2": -2}
      self.model_dict2 = {
          "k1": MockModel(7, model_id="id7"),
          "k2": MockModel(8, model_id="id8"),
      }
  
imports: import unittest
  import parl
label_desc: Use image node_id 1 to create a new TestAlgorithm2 object from inherited base classes: parl with example: obj = TestAlgorithm2()