code: def test_frozen_registry_skip(self) -> None:
      _environ = dict(os.environ)
      os.environ.update({"SKIP_FROZEN_REGISTRY_CHECK": "1"})
      try:
  
          @dataclass
          class Baz(FooRegistry):
              def foo(self):
                  return 20
  
      finally:
          os.environ.clear()
          os.environ.update(_environ)
  
      self.assertListEqual(
          sorted(FooRegistry.REGISTRY.keys()), ["Bar", "Foo"]
      )
  
imports: import abc
  import os
  import unittest
  from reagent.core.configuration import make_config_class, resolve_defaults
  from reagent.core.dataclasses import dataclass, field
  from reagent.core.registry_meta import RegistryMeta
  from reagent.core.tagged_union import TaggedUnion
label_desc: Use image node_id 5 for calling the TestConfigParsing obj's underlying member method code with example usage: obj.test_frozen_registry_skip() and returns: int