code: def __setitem__(self, key: int, value: A):
      if key >= len(self):
          raise IndexError(f"index {key} out of range for {self}")
      setattr(self, str(key), value)
  
imports: from __future__ import annotations
  import inspect
  import typing
  import jax
  import jax.numpy
  import numpy
  import optax
  from flax.experimental.nnx.nnx import pytreelib
  from flax.experimental.nnx.nnx.module import GraphDef, Module
  from flax.experimental.nnx.nnx.proxy_caller import ApplyCaller
  from flax.experimental.nnx.nnx.rnglib import Rngs
  from flax.experimental.nnx.nnx.state import State
label_desc: Use image node_id 3 for calling the Sequence obj's underlying member method code with example usage: obj.__setitem__(key, value) without return types