code: def get_signature_f_recursive(f: tp.Callable) -> tp.Callable:
      if hasattr(f, "_signature_f"):
          return get_signature_f_recursive(f._signature_f)
      else:
          return f
  
imports: import enum
  import functools
  import hashlib
  import inspect
  import io
  import os
  import re
  import shutil
  import sys
  import typing
  import urllib
  from functools import total_ordering
  import jax
  import jax.numpy
  import jax.tree_util
  import numpy
  import treex
  from elegy import types
label_desc: Use image node_id 2 for calling a global function with example usage: get_signature_f_recursive(f) and returns: get_signature_f_recursive, f