code: def _b_ih_l(
      layer_i: int,
      input_size: int,
      hidden_size: int,
      bidirectional: bool,
  ) -> Shape:
      """Shape of b_ii|b_if|b_ig|b_io."""
      return (4 * hidden_size,)
  
imports: from functools import partial
  import math
  from typing import Any
  import jax
  import numpy
  from jax._src import core
  from jax.interpreters import mlir
  from jax.interpreters import xla
  from jax._src.custom_derivatives import custom_vjp
  from jax._src.typing import Array, Shape
  from jax._src.lax import lax
  import jax.numpy
label_desc: Use image node_id 3 for calling a global function with example usage: _b_ih_l(layer_i, input_size, hidden_size, bidirectional) and returns: unknown