code: def _set_req(f: Callable, req: frozendict.frozendict):
      setattr(f, _INPUT_REQ, req)
  
imports: import dataclasses
  import enum
  from typing import Callable, Optional, Sequence, Union
  import warnings
  import frozendict
  import jax
  from jax import eval_shape
  from jax import lax
  from jax import numpy
  from jax.core import ShapedArray
  from jax.tree_util import tree_all
  from jax.tree_util import tree_map
  import numpy
  from ..utils import dataclasses
  from ..utils import utils
  from ..utils.kernel import Kernel
  from ..utils.typing import AnalyticKernelFn
  from ..utils.typing import ApplyFn
  from ..utils.typing import Axes
  from ..utils.typing import Get
  from ..utils.typing import InitFn
  from ..utils.typing import InternalLayer
  from ..utils.typing import Layer
  from ..utils.typing import LayerKernelFn
  from ..utils.typing import NTTree
  from ..utils.typing import PyTree
label_desc: Use image node_id 7 for calling a global function with example usage: _set_req(f, req) without return types