code: def test_intersect_filter(self):
      def intersect_check(a, b, ans):
          self.assertEqual(scope.intersect_filters(a, b), ans)
          self.assertEqual(scope.intersect_filters(b, a), ans)
  
      intersect_check(["a", "b"], ["b", "c"], set(["b"]))
      intersect_check(True, False, False)
      intersect_check(False, False, set())
      intersect_check(True, True, True)
      intersect_check(
          scope.DenyList(["a", "b"]),
          scope.DenyList(["b", "c"]),
          scope.DenyList(set(["a", "b", "c"])),
      )
      intersect_check(
          scope.DenyList(["a", "b"]), ["b", "c"], set(["c"])
      )
  
imports: import jax
  import numpy
  from absl.testing import absltest
  from jax import numpy
  from jax import random
  from flax import errors
  from flax.configurations import temp_flip_flag
  from flax.core import Scope, apply, freeze, init, lazy_init, nn, scope
  from flax.core.scope import LazyRng
label_desc: Use image node_id 4 for calling the ScopeTest obj's underlying member method code with example usage: obj.test_intersect_filter() without return types