code: def test_generics(self):
      T = TypeVar("T")
  
      class MyClass(nnx.Pytree, Generic[T]):
          def __init__(self, x: T):
              self.x = x
  
      MyClass[int]
  
file_path: flax/flax/experimental/nnx/tests/test_pytree.py
imports: from typing import Generic, TypeVar
  import jax
  import pytest
  from flax import serialization
  from flax.experimental import nnx
label_desc: Use image node_id 5 for calling the TestPytree obj's underlying member method code with example usage: obj.test_generics() without return types