code: def test_get_attr(self):
      state = nnx.State({"a": nnx.Param(1), "b": {"c": nnx.Param(2)}})
  
      assert state.a == 1
      assert state.b.c == 2
  
file_path: flax/flax/experimental/nnx/tests/test_state.py
imports: from absl.testing.absltest import TestCase
  from flax.experimental import nnx
label_desc: Use image node_id 2 for calling the StateTest obj's underlying member method code with example usage: obj.test_get_attr() without return types