code: def l2_normalize(x: jnp.ndarray, eps: float = 1e-9) -> jnp.ndarray:
      """Normalizes along dimension `axis` using an L2 norm."""
      return x * jax.lax.rsqrt(
          (x * x).sum(axis=-1, keepdims=True) + eps
      )
  
imports: from typing import Any, Dict, List, Mapping, Optional, Sequence, Union
  from absl import logging
  import flax
  import jax
  import jax.numpy
  import ml_collections
  import numpy
  from scenic.projects.vivit import model_utils
  from scenic.train_lib import train_utils
label_desc: Use image node_id 7 for calling a global function with example usage: l2_normalize(x, eps) and returns: unknown