code: def test_collect_parameters_for_init(self):
      obj = self.SampleClass(param1=42, param2="Hello")
  
      self.assertEqual(obj.param1, 42)
      self.assertEqual(obj.param2, "Hello")
      self.assertEqual(obj.param3, "default_value")
  
imports: from __future__ import absolute_import
  import tempfile
  from sagemaker.workflow.pipeline_context import _PipelineConfig
  from sagemaker.workflow.pipeline_definition_config import PipelineDefinitionConfig
  from sagemaker.workflow.utilities import hash_file, hash_files_or_dirs, trim_request_dict, _collect_parameters
  from pathlib import Path
  import unittest
label_desc: Use image node_id 2 for calling the TestCollectParametersDecorator obj's underlying member method code with example usage: obj.test_collect_parameters_for_init() without return types