code: def setUp(self) -> None:
      self.model_tester = FlaxRegNetModelTester(self)
      self.config_tester = ConfigTester(
          self, config_class=RegNetConfig, has_text_modality=False
      )
  
imports: import inspect
  import unittest
  from transformers import RegNetConfig, is_flax_available
  from transformers.testing_utils import require_flax, slow
  from transformers.utils import cached_property, is_vision_available
  from ...test_configuration_common import ConfigTester
  from ...test_modeling_flax_common import FlaxModelTesterMixin, floats_tensor
label_desc: Use image node_id 1 for calling the FlaxResNetModelTest obj's underlying member method code with example usage: obj.setUp() without return types